MPEC 2018-U60 : 2018 UW1
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M.P.E.C. 2018-U60 Issued 2018 Oct. 23, 10:36 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. 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
2018 UW1
Observations:
K18U01W* C2018 10 21.19485 00 47 38.00 +36 27 27.3 19.4 GVEU060G96
K18U01W C2018 10 21.20000 00 47 43.03 +36 26 54.9 19.7 GVEU060G96
K18U01W C2018 10 21.20675 00 47 49.52 +36 26 12.3 VEU060G96
K18U01W C2018 10 21.21191 00 47 54.42 +36 25 40.1 19.6 GVEU060G96
K18U01W KC2018 10 21.32768900 49 40.70 +36 12 40.1 19.3 VuEU060H21
K18U01W KC2018 10 21.33074700 49 43.61 +36 12 19.4 19.3 VuEU060H21
K18U01W KC2018 10 21.33556000 49 48.17 +36 11 47.2 19.4 VuEU060H21
K18U01W C2018 10 21.34528 00 49 59.84 +36 11 19.5 19.9 GVEU060I52
K18U01W C2018 10 21.34570 00 50 00.29 +36 11 16.9 19.4 GVEU060I52
K18U01W C2018 10 21.34611 00 50 00.68 +36 11 14.2 19.7 GVEU060I52
K18U01W C2018 10 21.34653 00 50 01.00 +36 11 11.2 19.8 GVEU060I52
K18U01W KC2018 10 21.79594 00 57 13.20 +35 24 04.3 19.2 RqEU060A17
K18U01W KC2018 10 21.80780 00 57 23.30 +35 22 56.5 18.9 RqEU060A17
K18U01W KC2018 10 21.81958 00 57 33.24 +35 21 48.5 19.1 RqEU060A17
K18U01W KC2018 10 21.97080100 59 36.18 +35 07 14.1 20.1 GVEU060L01
K18U01W pC2018 10 21.97922500 59 42.89 +35 06 23.9 19.7 GVEU060L01
K18U01W KC2018 10 22.03836801 00 43.22 +35 00 29.2 19.3 RqEU060W25
K18U01W KC2018 10 22.05628501 00 57.51 +34 58 50.7 18.7 RqEU060W25
K18U01W KC2018 10 22.13137601 01 56.46 +34 51 53.3 19.6 VuEU060H21
K18U01W KC2018 10 22.13545801 01 59.57 +34 51 30.4 19.6 VuEU060H21
K18U01W KC2018 10 22.13941201 02 02.60 +34 51 08.2 19.4 VuEU060H21
K18U01W KC2018 10 22.14219701 02 04.74 +34 50 52.7 19.4 VuEU060H21
K18U01W KC2018 10 22.79901 01 10 23.52 +33 50 14.8 18.9 RVEU060K51
K18U01W KC2018 10 22.80131 01 10 25.06 +33 50 03.4 19.2 RVEU060K51
K18U01W KC2018 10 22.80414 01 10 26.95 +33 49 49.1 19.2 RVEU060K51
K18U01W KC2018 10 22.81571 01 10 32.41 +33 48 52.9 19.7 RqEU060585
K18U01W KC2018 10 22.81599 01 10 32.56 +33 48 51.9 19.6 RqEU060585
K18U01W KC2018 10 22.81671 01 10 32.90 +33 48 45.7 19.7 RqEU060585
K18U01W KC2018 10 22.81762 01 10 33.58 +33 48 41.0 19.5 RqEU060585
K18U01W KC2018 10 22.81890 01 10 34.46 +33 48 37.1 19.5 RqEU060585
K18U01W KC2018 10 22.81981 01 10 35.08 +33 48 28.9 19.4 RqEU060585
K18U01W KC2018 10 22.82164 01 10 36.27 +33 48 17.6 19.5 RqEU060585
K18U01W KC2018 10 22.82255 01 10 36.74 +33 48 19.6 19.6 RqEU060585
K18U01W KC2018 10 22.88252801 11 19.42 +33 42 55.9 19.8 GVEU060J95
K18U01W KC2018 10 22.89313301 11 26.28 +33 42 02.1 20.2 GVEU060J95
K18U01W KC2018 10 22.94044 01 11 55.60 +33 38 15.5 19.6 GVEU060204
K18U01W KC2018 10 22.94954 01 12 01.33 +33 37 28.2 VEU060204
K18U01W KC2018 10 22.95865 01 12 07.13 +33 36 41.1 VEU060204
K18U01W KC2018 10 22.99901601 12 32.56 +33 33 11.1 19.0 RVEU060K38
K18U01W KC2018 10 23.02600701 12 49.46 +33 30 49.1 19.0 RVEU060K38
K18U01W KC2018 10 23.06471101 13 13.81 +33 27 24.8 19.0 RVEU060K38
K18U01W C2018 10 23.09450801 13 46.14 +33 25 05.1 20.3 GVEU060H01
K18U01W C2018 10 23.09739101 13 47.97 +33 24 51.5 19.8 GVEU060H01
K18U01W C2018 10 23.10762301 13 54.37 +33 24 03.0 19.8 GVEU060H01
K18U01W C2018 10 23.11563901 13 59.36 +33 23 25.0 19.3 GVEU060H01
K18U01W KC2018 10 23.14633601 14 15.56 +33 20 57.7 20.0 VuEU060H21
K18U01W KC2018 10 23.14930601 14 17.38 +33 20 42.9 20.1 VuEU060H21
K18U01W KC2018 10 23.15228001 14 19.14 +33 20 28.7 20.1 VuEU060H21
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
585 Kyiv comet station. Observer A. Baransky. 0.7-m f/4 reflector + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers B. M. Africano,
E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. L. Seaman, F. C. Shelly. 1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD, 0.81-m f/4.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
A. R. Gibbs, A. D. Grauer, H. Groeller, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. L. Seaman, F. C. Shelly. 1.0-m reflector
+ CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K38 M57 Observatory, Saltrio. Observer G. Baj. 0.3-m f/5.5 Ritchey-Chretien
+ CCD.
K51 Osservatorio del Celado, Castello Tesino. Observers G. Favero, R. Furgoni.
Measurer R. Furgoni. 0.80-m f/4 reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, G. Kervina. Measurer
K. Korlevic. 1.0-m f/2.9 reflector + CCD.
W25 RMS Observatory, Cincinnati. Observer B. Rowe. 0.35-m f/11.0
Schmidt-Cassegrain + CCD.
Orbital elements:
2018 UW1 Earth MOID = 0.0047 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 81.82977 (2000.0) P Q
n 0.35743513 Peri. 38.26186 +0.89884434 +0.43766194
a 1.9663971 Node 295.76859 -0.40814247 +0.81674755
e 0.5442853 Incl. 1.46608 -0.15968274 +0.37599929
P 2.76 H 24.6 G 0.15 U 6
Residuals in seconds of arc
181021 G96 0.4- 0.1+ 181022 W25 0.1- 0.5- 181022 585 (1.1- 4.1+)
181021 G96 0.5+ 0.0 181022 W25 0.1- 0.7- 181022 J95 0.0 0.3-
181021 G96 0.5+ 0.2- 181022 H21 0.1+ 0.4+ 181022 J95 0.5- 0.5-
181021 G96 0.0 0.1+ 181022 H21 0.1- 0.3+ 181022 204 0.1+ 0.3+
181021 H21 0.2+ 0.1- 181022 H21 0.0 0.2+ 181022 204 0.3- 0.0
181021 H21 0.2+ 0.3- 181022 H21 0.2+ 0.2+ 181022 204 0.3+ 0.1+
181021 H21 0.1- 0.3- 181022 K51 0.1+ 0.0 181022 K38 0.7+ 0.6+
181021 I52 0.7- 0.1+ 181022 K51 0.1+ 0.1+ 181023 K38 0.0 0.3+
181021 I52 0.0 0.3+ 181022 K51 0.1+ 0.0 181023 K38 0.1+ 0.4+
181021 I52 0.1+ 0.3+ 181022 585 (1.0+ 2.3+) 181023 H01 0.1+ 0.2+
181021 I52 0.7- 0.1+ 181022 585 (0.6+ 2.7+) 181023 H01 0.3+ 0.2+
181021 A17 0.1+ 0.0 181022 585 1.1- 0.2+ 181023 H01 0.2+ 0.2+
181021 A17 0.3+ 0.2+ 181022 585 0.1- 0.2+ 181023 H01 0.2+ 0.2+
181021 A17 0.2+ 0.1- 181022 585 (0.4+ 2.9+) 181023 H21 0.1+ 0.4+
181021 L01 0.2+ 0.1+ 181022 585 0.7+ 0.6- 181023 H21 0.4+ 0.1+
181021 L01 0.1- 0.4+ 181022 585 (0.5+ 2.5-) 181023 H21 0.0 0.5+
Ephemeris:
2018 UW1 a,e,i = 1.97, 0.54, 1 q = 0.8961
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 09 23 15 14 04.5 -10 23 58 0.1519 0.9126 49.7 123.0 25.4
...
2018 10 08 16 27 21.2 +05 28 42 0.05332 0.9695 54.6 122.8 23.2
...
2018 10 16 21 31 50.1 +44 02 05 0.03193 1.0129 119.0 59.4 19.3
...
2018 10 22 01 00 02.8 +35 04 56 0.06062 1.0500 153.7 24.8 19.8
2018 10 23 01 12 35.3 +33 33 41 0.06683 1.0565 156.2 22.4 19.9
2018 10 24 01 22 39.7 +32 13 49 0.07321 1.0631 158.2 20.3 20.1
...
2018 10 30 01 56 15.5 +26 57 33 0.1141 1.1041 165.9 12.7 20.9
...
2018 11 07 02 14 11.5 +23 26 30 0.1736 1.1622 169.3 9.1 21.7
...
2018 11 22 02 29 26.6 +20 26 55 0.3020 1.2776 161.4 14.3 23.3
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-U60
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