MPEC 2023-A28 : COMET C/2022 W2 (ATLAS)
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M.P.E.C. 2023-A28 Issued 2023 January 10, 05:34 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET C/2022 W2 (ATLAS)
A. Fitzsimmons reports the discovery of a comet in four 30-second survey
exposures taken on Nov 24. UT by ATLAS-HKO (T05), noting a condensed 13" coma.
Prediscovery positions were reported from early Nov. 2022. Additional reports
of cometary features are as follows:
OC Date Reporter Coma Tail PA Exposures
950 2022-11-25 M. Masek 9" 48x60s
G00 2022-11-27 M. Jaeger 7" 11" 30-95 16x120s
I22 2022-11-29 F. D. Romanov 7" 53x60s
B42 2022-12-01 V. Nevski 9"
204 2022-12-06 A. Aletti 7"
G00 2022-12-12 M. Jaeger 12"
B96 2022-12-12 E. Bryssinck 10" 25x120s
Observations:
CK22W020 C2022 11 05.11980518 20 19.701+78 02 06.03 19.17RUEA028I41
CK22W020 C2022 11 16.11828318 27 10.309+77 08 28.61 18.96RUEA028I41
CK22W020 C2022 11 23.11950118 35 35.781+76 47 34.28 18.74iUEA028I41
CK22W020* C2022 11 24.23624418 37 12.050+76 45 16.88 19.14oVEA028T05
CK22W020 C2022 11 24.24168418 37 12.876+76 45 15.80 18.94oVEA028T05
CK22W020 C2022 11 24.24530518 37 13.133+76 45 14.36 18.96oVEA028T05
CK22W020 C2022 11 24.26172318 37 14.722+76 45 13.28 18.74oVEA028T05
CK22W020 KC2022 11 24.75091 18 37 58.92 +76 44 18.8 19 GVEA028204
CK22W020 HC2022 11 24.77386 18 38 00.81 +76 44 15.8 VEA028204
CK22W020 KC2022 11 24.94303 18 38 16.171+76 43 55.67 19.1 GVEA028970
CK22W020 KC2022 11 24.95400 18 38 17.275+76 43 54.95 19.5 GVEA028970
CK22W020 KC2022 11 25.72800 18 39 29.12 +76 42 39.8 18.8 GVEA028C23
CK22W020 KC2022 11 25.73522 18 39 29.51 +76 42 38.3 18.6 GVEA028C23
CK22W020 KC2022 11 25.76664218 39 32.266+76 42 35.24 18.9 GVEA028J95
CK22W020 KC2022 11 25.77334818 39 32.957+76 42 34.42 19.1 GVEA028J95
CK22W020 :C2022 11 25.81514 18 39 36.57 +76 42 31.0 18.9 VqEA028950
CK22W020 KC2022 11 25.81811 18 39 36.85 +76 42 29.3 18.7 GVEA028C23
CK22W020 :C2022 11 25.82782 18 39 37.80 +76 42 30.2 18.8 VqEA028950
CK22W020 :C2022 11 25.84089 18 39 39.15 +76 42 28.6 18.9 VqEA028950
CK22W020 5C2022 11 26.09537 18 40 03.15 +76 42 05.1 VEA028U69
CK22W020 5C2022 11 26.09896 18 40 03.46 +76 42 04.7 VEA028U69
CK22W020 5C2022 11 26.10256 18 40 03.72 +76 42 04.3 19.1 GVEA028U69
CK22W020 KC2022 11 26.70701 18 41 02.21 +76 41 13.3 18.5 GVEA028C23
CK22W020 KC2022 11 26.71288 18 41 02.59 +76 41 12.5 18.7 GVEA028C23
CK22W020 KC2022 11 26.71865 18 41 03.09 +76 41 11.7 18.8 GVEA028C23
CK22W020 KC2022 11 26.72323718 41 03.62 +76 41 11.4 18.6 RqEA028215
CK22W020 KC2022 11 26.72443 18 41 03.86 +76 41 10.9 18.6 GVEA028C23
CK22W020 KC2022 11 26.72656018 41 03.90 +76 41 11.1 18.6 RqEA028215
CK22W020 KC2022 11 26.72988318 41 04.07 +76 41 10.8 18.6 RqEA028215
CK22W020 KC2022 11 26.73840 18 41 04.86 +76 41 10.6 18.9 GXEA028C95
CK22W020 KC2022 11 26.74424 18 41 05.47 +76 41 09.4 19.4 GXEA028C95
CK22W020 KC2022 11 26.75960418 41 06.91 +76 41 07.5 18.8 GXEA028595
CK22W020 KC2022 11 26.76600 18 41 07.54 +76 41 08.5 19.3 GVEA028K83
CK22W020 KC2022 11 26.77800 18 41 08.65 +76 41 06.1 19.0 GVEA028K83
CK22W020 KC2022 11 26.78966618 41 09.84 +76 41 05.2 19.1 GXEA028595
CK22W020 KC2022 11 26.78995 18 41 09.86 +76 41 05.4 19.1 GXEA028C95
CK22W020 KC2022 11 26.79035 18 41 09.92 +76 41 05.2 19.2 GVEA028K83
CK22W020 2C2022 11 26.79785218 41 10.72 +76 41 05.2 19.0 GVEA028Z84
CK22W020 KC2022 11 26.80238 18 41 11.01 +76 41 04.4 18.8 GXEA028C95
CK22W020 KC2022 11 26.80749 18 41 11.39 +76 41 03.6 19.3 GXEA028C95
CK22W020 2C2022 11 26.81027918 41 11.88 +76 41 03.9 18.4 GVEA028Z84
CK22W020 KC2022 11 26.81407 18 41 12.31 +76 41 03.2 18.4 GXEA028C95
CK22W020 KC2022 11 26.81626 18 41 12.42 +76 41 02.5 19.1 GXEA028C95
CK22W020 KC2022 11 26.81972918 41 12.89 +76 41 02.2 18.8 GXEA028595
CK22W020 2C2022 11 26.82232018 41 12.99 +76 41 02.7 18.9 GVEA028Z84
CK22W020 KC2022 11 26.98769 18 41 29.53 +76 40 47.6 18.1 RVEA028K51
CK22W020 KC2022 11 26.99913 18 41 30.69 +76 40 46.5 17.9 RVEA028K51
CK22W020 KC2022 11 27.04446 18 41 35.44 +76 40 42.8 18.1 RVEA028K51
CK22W020 IC2022 11 27.68911518 42 38.88 +76 40 00.6 19.4 GVEA028L01
CK22W020 KC2022 11 27.71591218 42 41.57 +76 39 57.9 19.6 GVEA028L01
CK22W020 KC2022 11 27.71717418 42 41.78 +76 39 57.8 19.3 GVEA028L01
CK22W020 KC2022 11 27.72391 18 42 42.30 +76 39 56.8 19.3 GVEA028G00
CK22W020 KC2022 11 27.73109 18 42 43.05 +76 39 56.3 19.1 GVEA028G00
CK22W020 KC2022 11 27.73683 18 42 43.68 +76 39 56.1 19.1 GVEA028G00
CK22W020 KC2022 11 27.74258 18 42 44.28 +76 39 55.7 18.9 GVEA028G00
CK22W020 KC2022 11 27.89457818 42 59.40 +76 39 43.1 VEA028104
CK22W020 KC2022 11 27.91710118 43 01.76 +76 39 41.7 VEA028104
CK22W020 KC2022 11 27.92713 18 43 02.928+76 39 42.08 19.1 GVEA028I81
CK22W020 KC2022 11 27.94414 18 43 04.740+76 39 40.64 19.1 GVEA028I81
CK22W020 KC2022 11 28.84761 18 44 37.17 +76 38 50.2 18.7 GVEA028J22
CK22W020 KC2022 11 28.85107 18 44 37.38 +76 38 50.7 18.2 GVEA028J22
CK22W020 KC2022 11 28.85452 18 44 37.89 +76 38 49.6 18.6 GVEA028J22
CK22W020 KC2022 11 28.97711 18 44 51.151+76 38 42.29 18.7 GVEA028I81
CK22W020 KC2022 11 28.99417 18 44 52.814+76 38 40.92 18.8 GVEA028I81
CK22W020 KC2022 11 29.76147 18 46 13.97 +76 38 09.9 18.5 RqEA028L27
CK22W020 KC2022 11 29.78369 18 46 16.30 +76 38 08.6 18.5 RqEA028L27
CK22W020 KC2022 11 29.80852 18 46 18.97 +76 38 07.7 18.5 RqEA028L27
CK22W020 KC2022 11 29.83074 18 46 21.29 +76 38 06.2 18.5 RqEA028L27
CK22W020 2C2022 11 29.93671 18 46 32.91 +76 38 03.5 19.1 GVEA028I22
CK22W020 2C2022 11 29.95385 18 46 34.65 +76 38 02.5 19.1 GVEA028I22
CK22W020 2C2022 11 29.97098 18 46 36.44 +76 38 01.6 19.0 GVEA028I22
CK22W020 KC2022 11 30.13539 18 46 54.20 +76 37 55.7 19.1 GVEA028V21
CK22W020 KC2022 11 30.15673 18 46 56.27 +76 37 54.9 18.9 GVEA028V21
CK22W020 KC2022 11 30.17808 18 46 58.81 +76 37 54.0 19.1 GVEA028V21
CK22W020 KC2022 11 30.19942 18 47 01.23 +76 37 52.4 18.8 GVEA028V21
CK22W020 KC2022 11 30.74507 18 48 01.19 +76 37 38.9 18.3 RqEA028L27
CK22W020 KC2022 11 30.76729 18 48 03.65 +76 37 38.4 18.4 RqEA028L27
CK22W020 KC2022 11 30.79357 18 48 06.52 +76 37 37.1 18.3 RqEA028L27
CK22W020 KC2022 11 30.81579 18 48 08.95 +76 37 36.4 18.4 RqEA028L27
CK22W020 KC2022 12 01.08467 18 48 38.56 +76 37 33.4 18.5 GVEA028V21
CK22W020 KC2022 12 01.10601 18 48 41.23 +76 37 31.0 19.0 GVEA028V21
CK22W020 KC2022 12 01.12735 18 48 43.52 +76 37 30.3 18.5 GVEA028V21
CK22W020 KC2022 12 01.66634 18 49 44.72 +76 37 22.2 18.2 RVEA028B42
CK22W020 KC2022 12 01.67499 18 49 45.72 +76 37 21.9 18.5 RVEA028B42
CK22W020 KC2022 12 01.68201 18 49 46.46 +76 37 22.4 18.3 RVEA028B42
CK22W020 KC2022 12 01.74121 18 49 53.24 +76 37 21.9 19.3 VvEA028A77
CK22W020 KC2022 12 01.76152 18 49 55.43 +76 37 21.3 18.8 VvEA028A77
CK22W020 KC2022 12 01.77356 18 49 56.74 +76 37 20.7 19.0 VvEA028A77
CK22W020 1C2022 12 05.66166 18 57 46.79 +76 38 27.6 18.7 GVEA028C40
CK22W020 1C2022 12 05.68837 18 57 50.22 +76 38 28.9 19.0 GVEA028C40
CK22W020 1C2022 12 05.71492 18 57 53.90 +76 38 29.3 19.0 GVEA028C40
CK22W020 KC2022 12 05.88340318 58 15.33 +76 38 34.9 18.9 GUEA028L06
CK22W020 KC2022 12 05.89394418 58 16.82 +76 38 35.4 18.8 GUEA028L06
CK22W020 KC2022 12 05.90448518 58 18.31 +76 38 35.8 18.5 GUEA028L06
CK22W020 KC2022 12 05.91151218 58 19.19 +76 38 36.1 18.7 GUEA028L06
CK22W020 0C2022 12 06.12692 18 58 46.94 +76 38 47.2 18.8 GVEA028851
CK22W020 qC2022 12 06.15048018 58 49.510+76 38 49.15 18.8 GVEA028H06
CK22W020 KC2022 12 06.79513 19 00 13.73 +76 39 25.2 VEA028204
CK22W020 KC2022 12 06.84978 19 00 20.94 +76 39 27.8 18.9 GVEA028204
CK22W020 KC2022 12 07.85274819 02 35.597+76 40 35.00 VEA028Z80
CK22W020 KC2022 12 07.87414419 02 38.167+76 40 36.70 19.1 GVEA028Z80
CK22W020 KC2022 12 11.77226 19 11 55.680+76 47 10.50 18.9 VqEA028C77
CK22W020 KC2022 12 11.80020 19 12 00.031+76 47 11.80 19.1 VqEA028C77
CK22W020 KC2022 12 12.73847 19 14 23.29 +76 49 17.8 18.3 GVEA028C23
CK22W020 KC2022 12 12.73874 19 14 23.36 +76 49 18.1 18.8 GVEA028G00
CK22W020 KC2022 12 12.74424 19 14 23.92 +76 49 18.9 18.3 GVEA028C23
CK22W020 KC2022 12 12.74477 19 14 24.34 +76 49 18.4 19.0 GVEA028G00
CK22W020 KC2022 12 12.74713 19 14 24.59 +76 49 19.3 18.3 GVEA028C23
CK22W020 KC2022 12 12.75001 19 14 25.07 +76 49 19.3 18.4 GVEA028C23
CK22W020 KC2022 12 12.75081 19 14 25.29 +76 49 19.7 19.1 GVEA028G00
CK22W020 KC2022 12 12.75925 19 14 26.44 +76 49 20.4 19.2 GVEA028G00
CK22W020 KC2022 12 12.77207 19 14 28.44 +76 49 21.8 18.8 GVEA028G00
CK22W020 KC2022 12 12.78049 19 14 29.60 +76 49 23.1 18.8 GVEA028G00
CK22W020 KC2022 12 12.78891 19 14 30.91 +76 49 24.1 17.7 GVEA028G00
CK22W020 KC2022 12 12.78926 19 14 31.258+76 49 24.53 18.8 GVEA028I81
CK22W020 KC2022 12 12.80211 19 14 33.221+76 49 26.36 18.8 GVEA028I81
CK22W020 KC2022 12 12.90093 19 14 48.56 +76 49 39.4 18.9 GVEA028B96
CK22W020 KC2022 12 12.92134 19 14 51.90 +76 49 41.9 18.9 GVEA028B96
CK22W020 KC2022 12 12.94113 19 14 55.10 +76 49 44.1 18.9 GVEA028B96
CK22W020 KC2022 12 13.69190819 16 52.41 +76 51 36.2 18.4 RVEA028K61
CK22W020 KC2022 12 13.69613019 16 53.11 +76 51 37.0 18.3 RVEA028K61
CK22W020 KC2022 12 13.70668 19 16 54.75 +76 51 39.0 18.9 GVEA028G00
CK22W020 KC2022 12 13.71271 19 16 55.62 +76 51 39.3 18.8 GVEA028G00
CK22W020 KC2022 12 13.71874 19 16 56.62 +76 51 40.4 19.1 GVEA028G00
CK22W020 KC2022 12 14.72801 19 19 38.72 +76 54 20.0 18.4 GVEA028C23
CK22W020 KC2022 12 14.73090 19 19 39.07 +76 54 19.6 18.1 GVEA028C23
CK22W020 KC2022 12 14.73379 19 19 39.35 +76 54 20.8 18.3 GVEA028C23
CK22W020 KC2022 12 14.73667 19 19 39.99 +76 54 20.9 18.4 GVEA028C23
CK22W020 KC2022 12 14.73956 19 19 40.58 +76 54 21.4 18.1 GVEA028C23
CK22W020 KC2022 12 14.83437319 19 56.005+76 54 36.20 18.4 GVEA028Z99
CK22W020 KC2022 12 14.83728519 19 56.443+76 54 36.59 18.5 GVEA028Z99
CK22W020 KC2022 12 14.84029419 19 56.978+76 54 37.03 18.2 GVEA028Z99
CK22W020 KC2022 12 14.84341619 19 57.476+76 54 37.91 18.7 GVEA028Z99
CK22W020 KC2022 12 15.15580 19 20 48.04 +76 55 30.2 19.1 GVEA028V21
CK22W020 KC2022 12 15.17003 19 20 50.31 +76 55 32.4 18.8 GVEA028V21
CK22W020 KC2022 12 15.18425 19 20 52.98 +76 55 34.5 19.2 GVEA028V21
CK22W020 KC2022 12 15.19848 19 20 55.31 +76 55 36.7 19.0 GVEA028V21
CK22W020 KC2022 12 15.69530219 22 17.993+76 57 05.54 18.7 GXEA028B72
CK22W020 KC2022 12 15.69755619 22 18.413+76 57 05.44 18.7 GXEA028B72
CK22W020 KC2022 12 15.69943319 22 18.713+76 57 05.40 19.0 GXEA028B72
CK22W020 KC2022 12 15.71017 19 22 20.57 +76 57 07.6 18.3 GVEA028C23
CK22W020 C2022 12 15.71587 19 22 21.16 +76 57 07.8 17.8 GVEA028C23
CK22W020 (C2022 12 17.27867 19 26 48.79 +77 01 57.0 18.2 GVEA028G40
CK22W020 (C2022 12 17.28161 19 26 49.37 +77 01 57.8 18.0 GVEA028G40
CK22W020 KC2022 12 18.74957 19 31 08.172+77 06 59.65 19.5 VZEA028J57
CK22W020 KC2022 12 18.76084 19 31 10.255+77 07 02.10 19.1 VZEA028J57
CK22W020 KC2022 12 18.77209 19 31 12.233+77 07 04.55 19.5 VZEA028J57
CK22W020 9C2022 12 18.82003 19 31 20.664+77 07 15.64 18.2 RVEA028G40
CK22W020 9C2022 12 18.84243 19 31 24.826+77 07 19.78 17.9 RVEA028G40
CK22W020 (C2022 12 18.90355 19 31 35.82 +77 07 31.9 18.4 GVEA028G40
CK22W020 (C2022 12 18.90642 19 31 36.36 +77 07 32.6 18.1 GVEA028G40
CK22W020 KC2022 12 19.09890 19 32 12.108+77 08 12.73 19.0 VZEA028Z93
CK22W020 KC2022 12 19.14705 19 32 21.298+77 08 22.74 19.3 VZEA028Z93
CK22W020 KC2022 12 22.84286 19 44 07.79 +77 23 07.2 18.9 GVEA028Z45
CK22W020 KC2022 12 22.85230 19 44 09.76 +77 23 09.7 18.9 GVEA028Z45
CK22W020 KC2022 12 22.86115 19 44 11.91 +77 23 13.1 18.9 GVEA028Z45
CK22W020 KC2022 12 23.82174 19 47 27.041+77 27 24.66 16.0 VZEA028Z93
CK22W020 KC2022 12 23.92998319 47 49.71 +77 27 52.8 19.2 GVEA028587
CK22W020 KC2022 12 23.93183619 47 50.09 +77 27 53.1 19.1 GVEA028587
CK22W020 KC2022 12 23.93398319 47 50.52 +77 27 53.7 19.0 GVEA028587
CK22W020 KC2022 12 24.10125 19 48 25.937+77 28 38.10 18.5 VZEA028Z93
CK22W020 KC2022 12 24.77921 19 50 46.75 +77 31 47.4 18.8 VZEA028Z93
CK22W020 KC2022 12 24.80495 19 50 52.65 +77 31 53.9 18.5 GVEA028K62
CK22W020 KC2022 12 24.80914 19 50 53.41 +77 31 55.0 18.7 GVEA028K62
CK22W020 KC2022 12 24.81333 19 50 54.01 +77 31 56.2 18.5 GVEA028K62
CK22W020 KC2022 12 24.81752 19 50 55.15 +77 31 57.3 18.6 GVEA028K62
CK22W020 KC2022 12 25.14181 19 52 04.68 +77 33 27.0 18.6 VZEA028Z93
CK22W020 KC2022 12 25.20547 19 52 18.72 +77 33 45.5 19.2 VZEA028Z93
CK22W020 KC2022 12 26.72248 19 57 48.35 +77 41 06.5 18.1 GVEA028C23
CK22W020 KC2022 12 26.72536 19 57 49.07 +77 41 06.9 18.4 GVEA028C23
CK22W020 KC2022 12 26.72825 19 57 49.49 +77 41 07.8 18.1 GVEA028C23
CK22W020 KC2022 12 26.73114 19 57 50.31 +77 41 08.9 18.3 GVEA028C23
CK22W020 KC2022 12 26.73402 19 57 50.89 +77 41 09.4 18.4 GVEA028C23
CK22W020 KC2022 12 27.06821819 59 06.262+77 42 46.62 17.7 GXEA028B72
CK22W020 KC2022 12 27.07047119 59 06.833+77 42 47.45 17.5 GXEA028B72
CK22W020 KC2022 12 27.07159819 59 06.955+77 42 47.30 17.8 GXEA028B72
CK22W020 KC2022 12 27.74000 20 01 37.74 +77 46 12.5 18.1 GVEA028C23
CK22W020 KC2022 12 27.74433 20 01 38.85 +77 46 14.3 18.2 GVEA028C23
CK22W020 KC2022 12 27.75010 20 01 40.12 +77 46 14.6 18.2 GVEA028C23
CK22W020 KC2022 12 29.02031920 06 34.90 +77 52 49.5 18.7 VZEA028W33
CK22W020 KC2022 12 29.04633420 06 40.87 +77 52 56.8 17.4 VZEA028W33
CK22W020 KC2022 12 29.06774220 06 46.29 +77 53 03.2 18.8 VZEA028W33
CK22W020 *C2023 01 06.80130 20 45 37.29 +78 42 33.9 19.1 GXEA028I89
CK22W020 *C2023 01 06.80882 20 45 39.59 +78 42 36.2 19.1 GXEA028I89
CK22W020 *C2023 01 06.81735 20 45 42.07 +78 42 39.5 18.9 GXEA028I89
CK22W020 KC2023 01 07.80303 20 50 42.341+78 48 30.28 18.7 GVEA028L02
CK22W020 KC2023 01 07.81714 20 50 46.346+78 48 36.22 18.4 GVEA028L02
CK22W020 KC2023 01 08.09550 20 52 12.90 +78 50 14.2 18.6 GVEA028V21
CK22W020 KC2023 01 08.11041 20 52 17.54 +78 50 18.9 18.8 GVEA028V21
CK22W020 KC2023 01 08.12415 20 52 21.72 +78 50 23.4 18.9 GVEA028V21
CK22W020 KC2023 01 08.13819 20 52 26.41 +78 50 28.8 19.2 GVEA028V21
CK22W020 KC2023 01 09.07898 20 57 23.14 +78 56 04.0 19.2 GVEA028V21
CK22W020 KC2023 01 09.10035 20 57 29.92 +78 56 10.5 19.0 GVEA028V21
CK22W020 KC2023 01 09.12165 20 57 36.83 +78 56 18.2 18.8 GVEA028V21
CK22W020 KC2023 01 09.81419021 01 20.60 +79 00 23.3 18.8 GVEA028587
CK22W020 KC2023 01 09.81652821 01 21.41 +79 00 24.5 18.6 GVEA028587
CK22W020 KC2023 01 09.81886621 01 22.07 +79 00 25.2 19.1 GVEA028587
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurer P.
Bacci. 0.60-m f/4.0 reflector + CCD.
204 Schiaparelli Observatory. Observers L. Buzzi, A. Aletti. 0.84-m f/3.5
reflector + CCD, 0.36-m f/7.5 reflector + CCD.
215 Buchloe. Observer W. Hasubick. 0.44-m f/4.6 reflector + CCD.
587 Sormano. Observers S. Barni, E. Colzani, A. Carcano. Measurer P. Sicoli.
0.5-m f/6.8 reflector + CCD.
595 Farra d'Isonzo. Observers S. Aschi, G. Panterotto, E. Pettarin.
Measurer E. Pettarin. 0.61-m f/4.5 reflector + CCD.
851 Burke-Gaffney Observatory, Halifax. Observer F. D. Romanov. 0.61-m f/6.5
Corrected Dall-Kirkham + CCD.
950 La Palma. Observer M. Masek. 0.25-m f/6.8 reflector + CCD.
970 Chelmsford. Observer N. James. 0.28-m f/10.0 0.28-m f/10 Schmidt-
Cassegrain + CCD + CCD.
A77 Observatoire Chante-Perdrix, Dauban. Observer F. Kugel. 0.4-m f/2.8
reflector + CCD.
B42 Vitebsk. Observer V. Nevski. 0.3-m f/5.0 reflector + CCD.
B72 Soerth. Observer B. Koch. 0.36-m f/7.6 Schmidt-Cassegrain + CCD.
B96 Brixiis Observatory, Kruibeke. Observer E. Bryssinck. 0.4-m f/3.8
reflector + CCD.
C23 Olmen. Observer A. Diepvens. 0.20-m f/9 Refractor + CCD.
C40 Kuban State University Astrophysical Observatory. Observers A. Ivanov, A.
Barcov, V. Ivanov, V. Lysenko, N. Yakovenko, N. Ivanova, N. Gorbunov, G.
Kurbatov, P. Shchukin, V. Roshchupko. Measurer A. Ivanov. 0.51-m f/8
reflector + CCD.
C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4.0 reflector + CCD.
C95 SATINO Remote Observatory, Haute Provence. Observer D. Husar. 0.20-m
f/10 reflector + CCD.
G00 AZM Martinsberg, Oed. Observers M. Jaeger, E. Prosperi, S. Prosperi.
Measurer M. Jaeger. 0.3-m f/4.0 reflector + CCD.
G40 Slooh.com Canary Islands Observatory. Observers K. Dankov, B.
Lutkenhoner. 0.5-m f/6.8 Corrected Dall-Kirkham + CCD.
H06 iTelescope Observatory, Mayhill. Observer F. D. Romanov. 0.50-m f/6.8
reflector + CCD + f/4.5 focal reducer.
I22 Abbey Ridge Observatory, Stillwater Lake. Observer F. D. Romanov.
0.355-m f/6.2 Schmidt-Cassegrain + CCD.
I41 Palomar Mountain--ZTF. Observers G. Helou, T. A. Prince, K.
Venkataramani, Q.-Z. Ye, Z. T. F. Collaboration. Measurers D. A. Duev,
H.-W. Lin, A. A. Mahabal, F. J. Masci, Q.-Z. Ye. 1.2-m f/2.4 Schmidt +
ZTF Camera.
I81 Tarbatness Observatory, Portmahomack. Observer D. Buczynski. 0.35-m
f/6.0 Schmidt-Cassegrain + CCD.
I89 iTelescope Observatory, Nerpio. Observer M. Urbanik. 0.32-m f/8
reflector + CCD.
J22 Tacande Observatory, La Palma. Observer K. Hills. 0.5-m f/3.6 astrograph
+ CCD.
J57 Centro Astronomico Alto Turia, Valencia. Observer A. Fornas. Measurers
A. Fornas, G. Fornas, E. Arce, V. Mas. 0.43-m f/6.8 Reflector 0.4m + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K51 Osservatorio del Celado, Castello Tesino. Observer M. Campestrin. 0.80-m
f/4 reflector + CCD.
K61 Rokycany Observatory. Observer M. Adamovsky. 0.51-m f/6.8 reflector +
CCD.
K62 Teplice Observatory. Observer Z. Moravec. 0.43-m f/4.5 reflector + CCD.
K83 Beppe Forti Astronomical Observatory, Montelupo. Observers M. Tombelli,
M. Iozzi, A. Mazzanti, E. Venticinque, T. Bitossi, A. Squilloni.
Measurers M. Tombelli, F. Bernardi. 0.40-m f/8 Ritchey-Chretien + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
L02 NOAK Observatory, Stavraki. Observer N. Sioulas. 0.25-m f/4.7 reflector
+ CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea. Observer G. Ventre.
Measurers P. Sicoli, G. Ventre. 0.36m Schmidt Cassegrain + CCD.
L27 29PREMOTE Observatory, Dauban. Observer J.-F. Soulier. 0.25-m f/3.5
Newtonian reflector + CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, R. Siverd, J. Tonry, H.
Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A. Lawrence,
J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD.
U69 iTelescope SRO Observatory, Auberry. Observer H. Sato. 0.61-m f/6.5
astrograph + CCD.
V21 Cewanee Observatory at DSNM. Observers D. T. Durig, S. K. White, C. L.
Belser, P. L. C. Haight, D. M. Becks, R. A. Scarbrough, C. H. Teel, R.
O. Scott, L. M. Ferguson. Measurer D. T. Durig. 0.40 m f/8 Ritchey-
Chretien + 4656x3520 CCD.
W33 Transit Dreams Observatory, Campobello. Observer D. Wilde. 0.36-m f/2
.36m SCT f2 + CCD.
Z45 Cosmos Observatory, Marbella. Observer F. Jackson. 0.35-m f/5.6 Ritchey-
Chretien + CCD.
Z80 Northolt Branch Observatory. Observer G. Wells. Measurers G. Wells, D.
Bamberger. 0.25-m f/8.0 Ritchey-Chretien + CCD.
Z84 Calar Alto-Schmidt. Observer E. Schwab. Measurers E. Schwab, L.
Conversi, M. Micheli. 0.8-m f/3 Schmidt + CCD.
Z93 Observatorio Polop, Alicante. Observer F. Huet. 0.20-m f/6.3 reflector +
CCD, 0.20-m f/6.3 0.20m f/6.3 reflector + CCD.
Z99 Clixby Observatory, Cleethorpes. Observer A. Mickleburgh. 0.356-m f/8
Schmidt-Cassegrain + CCD.
Orbital elements:
C/2022 W2 (ATLAS)
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Mar. 8.58453 TT Rudenko
q 3.1228626 (2000.0) P Q
z +0.0031170 Peri. 123.23010 -0.18520141 -0.80055017
+/-0.0000002 Node 320.45568 +0.28604757 +0.51093243
e 0.9902660 Incl. 63.52975 +0.94014745 -0.31315726
From 197 observations 2022 Nov. 5-2023 Jan. 9, mean residual 0".4.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2022 12 11 19 10 01.2 +76 45 36 2.8943 3.2354 101.3 17.4 18.9
...
2022 12 26 19 55 09.6 +77 37 34 2.8475 3.2007 102.0 17.5 18.8
...
2023 01 03 20 27 34.9 +78 20 19 2.8290 3.1847 102.2 17.6 18.8
...
2023 01 09 20 56 58.4 +78 55 35 2.8189 3.1739 102.1 17.6 18.8
2023 01 10 21 02 21.9 +79 01 30 2.8176 3.1722 102.1 17.6 18.8
2023 01 11 21 07 54.4 +79 07 22 2.8163 3.1705 102.0 17.7 18.8
...
2023 01 17 21 44 31.3 +79 40 42 2.8111 3.1610 101.7 17.7 18.7
...
2023 01 25 22 42 45.0 +80 13 51 2.8106 3.1500 101.0 17.9 18.7
...
2023 02 09 00 51 58.1 +80 00 59 2.8325 3.1343 98.5 18.1 18.7
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-A28
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