MPEC 2020-C140 : 2020 CH2
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M.P.E.C. 2020-C140 Issued 2020 February 15, 18:43 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
2020 CH2
Observations:
K20C02H* C2020 02 14.29547 08 40 10.53 +19 05 17.7 19.3 GVEC140G96
K20C02H C2020 02 14.30103 08 40 11.45 +19 07 22.3 19.3 GVEC140G96
K20C02H C2020 02 14.30659 08 40 12.36 +19 09 26.6 19.2 GVEC140G96
K20C02H C2020 02 14.31215 08 40 13.26 +19 11 30.1 19.1 GVEC140G96
K20C02H KC2020 02 14.35512 08 40 19.14 +19 27 06.3 19.8 GVEC140734
K20C02H KC2020 02 14.35784 08 40 19.68 +19 28 06.6 19.3 GVEC140734
K20C02H KC2020 02 14.36056 08 40 20.17 +19 29 06.0 19.0 GVEC140734
K20C02H KC2020 02 14.36327 08 40 20.67 +19 30 06.7 19.4 GVEC140734
K20C02H KC2020 02 14.36599 08 40 21.15 +19 31 06.4 19.2 GVEC140734
K20C02H C2020 02 14.44470 08 40 36.81 +20 00 23.8 19.0 GVEC140I52
K20C02H C2020 02 14.44502 08 40 36.89 +20 00 30.7 19.0 GVEC140I52
K20C02H C2020 02 14.44535 08 40 36.94 +20 00 38.2 18.8 GVEC140I52
K20C02H C2020 02 14.44567 08 40 37.00 +20 00 45.0 19.2 GVEC140I52
K20C02H KC2020 02 14.77597608 42 04.58 +22 00 55.0 19.4 GVEC140L01
K20C02H KC2020 02 14.77779108 42 04.90 +22 01 34.7 19.6 GVEC140L01
K20C02H pC2020 02 14.77960708 42 05.28 +22 02 14.3 19.4 GVEC140L01
K20C02H KC2020 02 14.81662 08 42 12.71 +22 15 35.3 19.4 GVEC140204
K20C02H KC2020 02 14.82493 08 42 14.30 +22 18 35.3 VEC140204
K20C02H KC2020 02 14.83326 08 42 15.84 +22 21 36.4 VEC140204
K20C02H KC2020 02 14.86353 08 42 21.29 +22 32 35.4 20.2 GVEC140K63
K20C02H KC2020 02 14.86855 08 42 22.14 +22 34 23.8 18.7 GVEC140K63
K20C02H KC2020 02 14.86960 08 42 23.57 +22 34 40.9 19.4 VqEC140I93
K20C02H KC2020 02 14.88103308 42 24.95 +22 38 50.7 19.2 GVEC140C95
K20C02H KC2020 02 14.88128108 42 24.29 +22 38 57.2 19.2 GVEC140598
K20C02H KC2020 02 14.88354 08 42 24.80 +22 39 46.4 20.5 GVEC140K63
K20C02H KC2020 02 14.88366 08 42 26.13 +22 39 43.8 19.4 VqEC140I93
K20C02H KC2020 02 14.88736508 42 25.35 +22 41 07.8 19.6 GVEC140598
K20C02H KC2020 02 14.89142408 42 25.74 +22 42 32.4 19.5 GVEC140L01
K20C02H KC2020 02 14.89245708 42 26.25 +22 42 57.0 19.5 GVEC140598
K20C02H KC2020 02 14.89272908 42 25.96 +22 43 00.5 19.5 GVEC140L01
K20C02H KC2020 02 14.89403808 42 26.18 +22 43 28.6 19.6 GVEC140L01
K20C02H KC2020 02 14.89642908 42 26.94 +22 44 22.0 19.5 GVEC140598
K20C02H KC2020 02 14.89994408 42 28.35 +22 45 37.2 19.9 GVEC140C95
K20C02H KC2020 02 14.90338 08 42 29.66 +22 46 48.2 19.1 VqEC140I93
K20C02H KC2020 02 14.91307 08 42 31.36 +22 50 16.2 19.4 VqEC140I93
K20C02H KC2020 02 14.91668 08 42 31.04 +22 51 35.0 qEC140C77
K20C02H KC2020 02 14.91883008 42 31.62 +22 52 21.9 19.3 GVEC140C95
K20C02H KC2020 02 14.91972 08 42 31.08 +22 52 40.6 19.0 RVEC140160
K20C02H KC2020 02 14.92175 08 42 31.92 +22 53 23.9 qEC140C77
K20C02H KC2020 02 14.92252 08 42 31.62 +22 53 41.0 18.9 RVEC140160
K20C02H KC2020 02 14.92390 08 42 31.82 +22 54 10.7 19.0 RVEC140160
K20C02H KC2020 02 14.92532 08 42 32.12 +22 54 39.9 18.5 RVEC140160
K20C02H KC2020 02 14.92667 08 42 32.67 +22 55 08.6 qEC140C77
K20C02H KC2020 02 14.92809 08 42 32.55 +22 55 40.7 18.8 RVEC140160
K20C02H pC2020 02 14.94668 08 42 35.49 +23 02 10.7 20.0 GVEC140595
K20C02H KC2020 02 14.94995 08 42 36.60 +23 03 21.4 18.9 GVEC140203
K20C02H KC2020 02 14.95234 08 42 36.43 +23 04 11.5 19.6 GVEC140595
K20C02H KC2020 02 14.96368 08 42 38.45 +23 08 12.1 19.1 GVEC140595
K20C02H KC2020 02 14.96472 08 42 39.20 +23 08 35.3 19.3 GVEC140203
K20C02H KC2020 02 14.96934 08 42 39.44 +23 10 11.6 19.5 GVEC140595
K20C02H KC2020 02 14.98071 08 42 42.06 +23 14 14.2 19.3 GVEC140203
K20C02H KC2020 02 15.02743 08 42 51.48 +23 30 46.9 20.0 VqEC140958
K20C02H KC2020 02 15.03158 08 42 52.28 +23 32 14.4 19.4 VqEC140958
K20C02H KC2020 02 15.04419 08 42 54.52 +23 36 38.9 20.1 VqEC140958
K20C02H KC2020 02 15.07520 08 43 11.09 +23 47 47.0 19.6 GVEC140W34
K20C02H KC2020 02 15.07998 08 43 11.93 +23 49 27.9 19.7 GVEC140W34
K20C02H KC2020 02 15.08752 08 43 13.27 +23 52 08.8 19.5 GVEC140W34
K20C02H KC2020 02 15.09432 08 43 14.47 +23 54 32.7 19.4 GVEC140W34
K20C02H KC2020 02 15.09809 08 43 03.54 +23 55 17.2 19.3 GVEC140104
K20C02H KC2020 02 15.10087 08 43 15.69 +23 56 51.0 19.5 GVEC140W34
K20C02H KC2020 02 15.10108 08 43 04.19 +23 56 18.9 19.4 GVEC140104
K20C02H KC2020 02 15.10405 08 43 04.74 +23 57 21.0 19.5 GVEC140104
K20C02H C2020 02 15.13697 08 43 25.79 +24 09 26.0 19.3 GVEC140I52
K20C02H C2020 02 15.13741 08 43 25.84 +24 09 35.2 19.3 GVEC140I52
K20C02H C2020 02 15.13785 08 43 25.96 +24 09 44.5 19.2 GVEC140I52
K20C02H C2020 02 15.13828 08 43 26.00 +24 09 53.4 18.9 GVEC140I52
K20C02H KC2020 02 15.16008908 43 26.59 +24 17 26.9 19.1 VuEC140H21
K20C02H KC2020 02 15.16145008 43 26.83 +24 17 55.4 19.4 VuEC140H21
K20C02H KC2020 02 15.16281108 43 27.06 +24 18 24.0 19.4 VuEC140H21
K20C02H KC2020 02 15.16376408 43 27.22 +24 18 43.9 19.3 VuEC140H21
K20C02H KC2020 02 15.17736 08 43 29.35 +24 23 39.9 19.4 VqEC140850
K20C02H KC2020 02 15.18727 08 43 31.00 +24 27 06.2 19.5 VqEC140850
K20C02H KC2020 02 15.19180 08 43 31.77 +24 28 41.1 19.4 VqEC140850
K20C02H KC2020 02 15.20615 08 43 34.23 +24 33 40.4 19.7 VqEC140850
K20C02H KC2020 02 15.22219 08 43 38.41 +24 39 06.2 18.6 RqEC140H36
K20C02H KC2020 02 15.22620 08 43 39.10 +24 40 29.8 18.8 RqEC140H36
K20C02H KC2020 02 15.23021 08 43 39.77 +24 41 51.0 18.9 RqEC140H36
K20C02H KC2020 02 15.76193 08 45 45.48 +27 40 25.4 18.6 RVEC140K61
K20C02H KC2020 02 15.76298 08 45 45.69 +27 40 45.3 18.7 RVEC140K61
K20C02H KC2020 02 15.76389 08 45 45.87 +27 41 03.9 18.8 RVEC140K61
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers P.
Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi. Measurer E.
Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.36-m f/5.76 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector + CCD.
595 Farra d'Isonzo. Observers U. Montanar, E. Pettarin. Measurer E.
Pettarin. 0.61-m f/4.5 reflector + CCD.
598 Loiano. Observer A. Carbognani.
734 Farpoint Observatory, Eskridge. Observers G. Hug, D. Cromer, D. Goodin.
Measurer D. Cromer. 0.7-m reflector + CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/7.8
Schmidt-Cassegrain + 2758x2208 CCD.
958 Observatoire de Dax. Observer P. Dupouy. 0.51-m f/6 reflector + CCD.
C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4.0 reflector + CCD.
C95 SATINO Remote Observatory, Haute Provence. Observer J. Jahn. 0.60-m f/3.2
Newtonian reflector + CCD.
G96 Mt. Lemmon Survey. Observers R. A. Kowalski, K. W. Wierzchos. Measurers
E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K
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.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m f/5.1 reflector +
CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers G. J. Leonard, D. C.
Fuls. Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs,
A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T.
A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m
reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
K61 Rokycany Observatory. Observer M. Adamovsky. 0.51-m f/6.8 reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observers R. Bacci, P.
Bacci. Measurer R. Bacci. 0.4-m f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, F. Valentine. Measurer
K. Korlevic. 1.0-m f/2.9 reflector + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.35-m f/1.9
Schmidt-Cassegrain + CCD.
Orbital elements:
2020 CH2 Earth MOID = 0.0534 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Bell
M 138.75032 (2000.0) P Q
n 0.83734097 Peri. 300.02219 +0.07400820 -0.97391848
a 1.1148108 Node 143.72829 +0.99332128 +0.05289994
e 0.1123051 Incl. 21.25678 +0.08851905 +0.22064539
P 1.18 H 24.7 G 0.15 U 7
Residuals in seconds of arc
200214 G96 0.0 0.2- 200214 L01 0.2+ 0.1- 200215 W34 0.5+ 0.1+
200214 G96 0.1+ 0.1- 200214 598 0.1- 0.2+ 200215 W34 0.1+ 0.6-
200214 G96 0.0 0.1- 200214 L01 0.0 0.0 200215 W34 0.1- 0.3+
200214 G96 0.2- 0.9- 200214 L01 0.1- 0.0 200215 W34 0.3- 0.0
200214 734 0.1- 0.8+ 200214 598 0.2- 0.0 200215 104 0.5- 0.1+
200214 734 0.4+ 0.8+ 200214 C95 0.4+ 0.0 200215 W34 0.5+ 0.4-
200214 734 0.3+ 0.0 200214 I93 0.0 0.2+ 200215 104 0.3+ 0.3-
200214 734 0.2+ 0.7+ 200214 I93 0.2- 0.3+ 200215 104 0.3- 0.2+
200214 734 0.1- 0.2+ 200214 C77 0.4+ 0.1+ 200215 I52 0.0 0.3-
200214 I52 0.2- 0.3- 200214 C95 0.1- 0.1+ 200215 I52 0.4- 0.4-
200214 I52 0.1+ 0.5- 200214 160 0.2- 0.9- 200215 I52 0.1+ 0.4-
200214 I52 0.1- 0.2- 200214 C77 0.3+ 0.6+ 200215 I52 0.4- 0.6-
200214 I52 0.1- 0.4- 200214 160 0.6+ 0.3- 200215 H21 0.0 0.1+
200214 L01 0.0 0.1- 200214 160 0.0 0.1- 200215 H21 0.1+ 0.0
200214 L01 0.4- 0.0 200214 160 0.8+ 1.2- 200215 H21 0.0 0.1+
200214 L01 0.0 0.0 200214 C77 1.2- 0.2+ 200215 H21 0.1- 0.0
200214 204 0.2- 0.1- 200214 160 0.0 0.5+ 200215 850 0.0 0.3+
200214 204 0.3+ 0.4- 200214 595 0.5+ 0.2- 200215 850 0.3- 0.3-
200214 204 0.2+ 0.3+ 200214 203 0.3- 0.3- 200215 850 0.2- 0.1+
200214 K63 0.4+ 0.5+ 200214 595 0.3- 0.3+ 200215 850 0.4+ 0.6+
200214 K63 0.2- 0.7+ 200214 595 0.1- 0.3+ 200215 H36 (0.2+ 2.0+)
200214 I93 0.1- 0.1- 200214 203 0.2- 0.2- 200215 H36 (0.3+ 2.3+)
200214 C95 0.3- 0.1- 200214 595 0.3- 0.2- 200215 H36 0.0 0.2+
200214 598 0.0 0.4+ 200214 203 0.3+ 0.1- 200215 K61 0.2+ 0.6+
200214 K63 0.1- 0.8+ 200215 958 0.6- 0.0 200215 K61 0.1+ 0.5-
200214 I93 0.0 0.2- 200215 958 0.2+ 0.2+ 200215 K61 0.1+ 0.0
200214 598 0.1- 0.3+ 200215 958 0.0 0.1-
Ephemeris:
2020 CH2 a,e,i = 1.11, 0.11, 21 q = 0.9896
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 01 16 07 24 02.7 -67 19 31 0.1779 1.0039 91.4 78.4 23.7
...
2020 01 31 07 55 14.8 -51 17 13 0.09450 1.0212 110.0 65.0 21.9
...
2020 02 08 08 18 23.2 -21 55 24 0.05996 1.0326 139.5 38.3 20.2
...
2020 02 14 08 39 06.7 +17 14 02 0.05682 1.0418 163.2 15.9 19.4
2020 02 15 08 42 48.2 +23 21 44 0.05902 1.0434 160.8 18.1 19.6
2020 02 16 08 46 33.1 +28 58 35 0.06188 1.0451 157.2 21.4 19.8
...
2020 02 22 09 10 01.6 +51 41 32 0.08846 1.0550 136.6 40.1 21.1
...
2020 03 01 09 42 23.6 +64 09 25 0.1350 1.0690 122.2 51.6 22.4
...
2020 03 16 10 36 22.0 +70 13 17 0.2283 1.0962 110.6 58.1 23.8
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-C140
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