MPEC 2023-H45 : 2023 GZ2
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M.P.E.C. 2023-H45 Issued 2023 April 18, 04:36 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
2023 GZ2
Observations:
K23G02Z* C2023 04 15.52793813 59 07.017+11 10 39.32 21.02wUEH045F52
K23G02Z C2023 04 15.53941213 59 06.560+11 11 50.00 20.85wUEH045F52
K23G02Z C2023 04 15.55083913 59 06.095+11 13 00.23 21.15wUEH045F52
K23G02Z C2023 04 15.56225913 59 05.663+11 14 10.24 21.02wUEH045F52
K23G02Z C2023 04 15.62455813 59 03.308+11 20 33.18 20.83GVEH045F52
K23G02Z C2023 04 15.62523513 59 03.305+11 20 37.58 20.39GVEH045F52
K23G02Z KC2023 04 16.21036713 58 47.125+12 21 15.01 20.96GVEH045I52
K23G02Z KC2023 04 16.21205913 58 47.035+12 21 25.42 20.61GVEH045I52
K23G02Z KC2023 04 16.21376513 58 46.952+12 21 35.71 20.09GVEH045I52
K23G02Z KC2023 04 16.21546513 58 46.931+12 21 46.44 21.02GVEH045I52
K23G02Z 1C2023 04 16.34143413 58 41.689+12 34 58.66 20.56GVEH045G96
K23G02Z 1C2023 04 16.35175613 58 41.232+12 36 03.85 20.90GVEH045G96
K23G02Z 1C2023 04 16.35690913 58 41.030+12 36 36.18 20.55GVEH045G96
K23G02Z 3C2023 04 16.39609613 58 40.599+12 40 48.07 20.79GVEH045T14
K23G02Z 3C2023 04 16.39708413 58 40.557+12 40 54.31 20.78GVEH045T14
K23G02Z 3C2023 04 16.39806313 58 40.514+12 41 00.47 20.77GVEH045T14
K23G02Z KC2023 04 17.28413 13 58 10.41 +14 14 52.8 20.8 RVEH045691
K23G02Z KC2023 04 17.29134 13 58 10.07 +14 15 38.8 20.6 RVEH045691
K23G02Z KC2023 04 17.29856 13 58 09.75 +14 16 25.3 20.6 RVEH045691
K23G02Z KC2023 04 18.16275013 57 39.45 +15 49 47.1 21.0 VuEH045H21
K23G02Z KC2023 04 18.16834113 57 39.23 +15 50 23.4 20.6 VuEH045H21
K23G02Z KC2023 04 18.17123113 57 39.08 +15 50 42.3 20.5 VuEH045H21
Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch. Observer M. T. Read. 0.9-m
f/3 reflector + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith, K. Chambers, T. Dukes. Measurers K. Chambers, S. Chastel, T. de
Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer J. K. Hogan. Measurers E. J. Christensen, D.
Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J.
K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K
CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer J. B. Fazekas.
Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R.
Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
K. W. Wierzchos. 1.0-m prime focus + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observers R. Wainscoat, L.
Wells, T. Burdullis. Measurers R. Weryk, R. Wainscoat. 3.6-m Canada-
France-Hawaii Telescope + CCD.
Orbital elements:
2023 GZ2 Earth MOID = 0.1096 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 MPC
M 302.73130 (2000.0) P Q
n 0.42743934 Peri. 103.95439 +0.45086269 +0.88315144
a 1.7453655 Node 195.02492 -0.88047111 +0.46386188
e 0.5100832 Incl. 29.96565 +0.14660645 +0.06982607
P 2.31 H 21.81 G 0.15 U 9
Residuals in seconds of arc
230415 F52 0.1+ 0.0 230416 I52 0.4- 0.5- 230417 691 0.0 0.3+
230415 F52 0.1+ 0.1+ 230416 I52 0.3+ 0.4- 230417 691 0.3- 0.1-
230415 F52 0.1- 0.1+ 230416 G96 0.0 0.2- 230417 691 0.3- 0.1-
230415 F52 0.2+ 0.1- 230416 G96 0.3- 0.2+ 230418 H21 0.0 0.3+
230415 F52 0.0 0.2- 230416 G96 0.1- 0.1+ 230418 H21 0.4+ 0.1-
230415 F52 0.3+ 0.1+ 230416 T14 0.0 0.0 230418 H21 0.1+ 0.2-
230416 I52 0.2+ 0.2+ 230416 T14 0.0 0.0
230416 I52 0.1- 0.0 230416 T14 0.0 0.0
Ephemeris:
2023 GZ2 a,e,i = 1.75, 0.51, 30 q = 0.8551
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 19 13 59 52.1 -17 40 32 0.6150 1.5338 143.5 22.7 22.8
...
2023 04 03 14 02 42.5 -06 16 48 0.4388 1.4217 161.0 13.2 21.6
...
2023 04 11 14 01 05.2 +03 55 28 0.3698 1.3605 163.6 12.0 21.0
...
2023 04 17 13 58 19.9 +13 44 36 0.3334 1.3143 155.5 18.4 21.0
2023 04 18 13 57 44.6 +15 32 10 0.3288 1.3066 153.6 20.0 21.0
2023 04 19 13 57 07.3 +17 21 54 0.3246 1.2989 151.6 21.6 21.0
...
2023 04 25 13 52 41.0 +28 49 21 0.3087 1.2526 138.1 32.4 21.1
...
2023 05 03 13 45 07.2 +43 53 21 0.3100 1.1912 119.4 47.5 21.4
...
2023 05 18 13 25 53.5 +65 52 47 0.3577 1.0800 91.2 69.4 22.2
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-H45
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