MPEC 2020-B271 : 2020 BN12
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M.P.E.C. 2020-B271 Issued 2020 January 30, 10:30 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 BN12
Observations:
K20B12N C2020 01 28.40089208 34 23.030+56 26 57.63 VEB271F51
K20B12N C2020 01 28.41301408 34 32.589+56 23 36.00 18.26GVEB271F51
K20B12N C2020 01 28.42538608 34 42.300+56 20 07.43 18.53GVEB271F51
K20B12N* C2020 01 28.49265108 35 35.59 +56 00 16.0 18.71cVEB271T05
K20B12N C2020 01 28.49502208 35 37.48 +55 59 33.1 19.02cVEB271T05
K20B12N C2020 01 28.50023908 35 41.69 +55 57 56.8 18.50cVEB271T05
K20B12N C2020 01 28.51098608 35 50.47 +55 54 37.8 18.62cVEB271T05
K20B12N C2020 01 28.82269 08 42 36.07 +54 10 26.9 18.7 VVEB271033
K20B12N C2020 01 28.82330 08 42 36.70 +54 10 15.2 18.1 VVEB271033
K20B12N C2020 01 28.82391 08 42 37.33 +54 10 03.5 17.7 VVEB271033
K20B12N C2020 01 28.82461 08 42 38.06 +54 09 50.0 17.6 VVEB271033
K20B12N KC2020 01 28.91651808 44 16.38 +53 38 54.2 18.1 GVEB271J95
K20B12N KC2020 01 28.91923708 44 19.12 +53 37 59.0 18.6 GVEB271J95
K20B12N KC2020 01 28.92270108 44 22.52 +53 36 48.2 18.1 GVEB271J95
K20B12N KC2020 01 28.92612708 44 25.92 +53 35 38.1 18.2 GVEB271J95
K20B12N KC2020 01 28.93827308 44 36.34 +53 31 13.6 18.7 GVEB271Z99
K20B12N KC2020 01 28.94150108 44 39.55 +53 30 06.4 18.5 GVEB271Z99
K20B12N KC2020 01 28.94471808 44 42.70 +53 28 59.4 18.5 GVEB271Z99
K20B12N KC2020 01 28.94696608 44 38.12 +53 29 40.2 18.3 GVEB271L01
K20B12N KC2020 01 28.94811208 44 39.18 +53 29 15.8 18.4 GVEB271L01
K20B12N KC2020 01 28.94942308 44 40.41 +53 28 48.1 18.0 GVEB271L01
K20B12N KC2020 01 29.01943 08 45 55.34 +53 03 27.2 18.4 VqEB271I93
K20B12N KC2020 01 29.02266 08 45 58.33 +53 02 15.1 18.1 VqEB271I93
K20B12N KC2020 01 29.02465 08 46 48.79 +52 58 30.8 18.3 GVEB271W34
K20B12N KC2020 01 29.02588 08 46 01.34 +53 01 02.9 18.6 VqEB271I93
K20B12N KC2020 01 29.03027 08 46 55.12 +52 56 36.9 18.5 GVEB271W34
K20B12N IC2020 01 29.03728 08 47 03.00 +52 54 14.3 18.1 GVEB271W34
K20B12N IC2020 01 29.05047 08 47 17.35 +52 49 43.1 17.7 GVEB271W34
K20B12N C2020 01 29.42341 08 53 38.27 +50 20 29.2 18.2 GVEB271I52
K20B12N C2020 01 29.42354 08 53 38.38 +50 20 25.6 18.5 GVEB271I52
K20B12N C2020 01 29.42367 08 53 38.51 +50 20 21.8 18.5 GVEB271I52
K20B12N KC2020 01 29.81285 09 02 58.62 +47 07 14.8 17.5 GVEB271587
K20B12N KC2020 01 29.81347 09 02 59.36 +47 06 56.1 17.7 GVEB271587
K20B12N KC2020 01 29.81441 09 03 00.47 +47 06 28.0 17.8 GVEB271587
K20B12N KC2020 01 29.81451 09 03 01.26 +47 06 46.2 18.0 GVEB271104
K20B12N KC2020 01 29.81663 09 03 03.77 +47 05 42.3 17.7 GVEB271104
K20B12N KC2020 01 29.82083 09 03 08.69 +47 03 35.1 17.6 GVEB271104
K20B12N KC2020 01 29.82094 09 03 08.95 +47 03 33.8 16.7 RVEB271160
K20B12N KC2020 01 29.82500 09 03 13.69 +47 01 30.6 17.1 RVEB271160
K20B12N KC2020 01 29.82701 09 03 16.03 +47 00 29.7 17.4 RVEB271160
K20B12N KC2020 01 29.82954 09 03 18.98 +46 59 13.1 17.1 RVEB271160
K20B12N KC2020 01 29.83086 09 03 20.50 +46 58 33.0 16.3 RVEB271160
K20B12N KC2020 01 29.83340 09 03 23.42 +46 57 14.6 17.0 RVEB271160
K20B12N KC2020 01 29.83512209 03 27.36 +46 55 56.4 17.7 GVEB271C95
K20B12N KC2020 01 29.83749109 03 30.11 +46 54 44.5 17.7 GVEB271C95
K20B12N KC2020 01 29.83941 09 03 29.90 +46 53 45.7 17.9 GVEB271K38
K20B12N KC2020 01 29.83984509 03 32.92 +46 53 31.8 17.6 GVEB271C95
K20B12N KC2020 01 29.84419 09 03 35.39 +46 51 17.9 17.8 GVEB271K38
K20B12N KC2020 01 29.84453309 03 38.34 +46 51 09.3 17.4 GVEB271C95
K20B12N KC2020 01 29.84905 09 03 41.01 +46 48 48.2 17.8 GVEB271K38
K20B12N KC2020 01 29.85539 09 03 49.79 +46 45 38.0 17.4 VqEB271C77
K20B12N KC2020 01 29.85799 09 03 52.78 +46 44 16.7 17.6 VqEB271C77
K20B12N KC2020 01 29.86054 09 03 55.76 +46 42 55.7 18.2 VqEB271C77
K20B12N KC2020 01 29.88661 09 04 23.26 +46 29 32.8 16.6 GVEB271K63
K20B12N KC2020 01 29.89171 09 04 28.90 +46 26 50.2 18.5 GVEB271K63
K20B12N KC2020 01 29.89558 09 04 33.12 +46 24 47.1 17.9 GVEB271K63
K20B12N KC2020 01 29.95970 09 05 48.30 +45 49 50.4 18.5 GVEB271B49
K20B12N KC2020 01 29.96092 09 05 43.72 +45 48 39.1 17.6 GVEB271203
K20B12N KC2020 01 29.96331 09 05 52.08 +45 47 49.1 17.7 GVEB271B49
K20B12N KC2020 01 29.96676 09 05 49.94 +45 45 21.2 17.6 GVEB271203
K20B12N KC2020 01 29.97274 09 05 56.26 +45 41 57.9 17.7 GVEB271203
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, F.
Ludwig, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
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.
587 Sormano. Observers M. Colombani, A. Fumagalli, S. Monga, F. Manca, A. Poli,
S. Riva, P. Sicoli, A. Testa. Measurer P. Sicoli. 0.5-m f/6.8 reflector +
CCD.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.30-m f/4 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.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
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.
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.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.4-m
f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland, H. Flewelling. Measurers L. Denneau, J. Tonry, A. Heinze, H.
Weiland, H. Flewelling, B. Stalder, A. Fitzsimmons, J. Robinson, N. Erasmus.
0.5-m reflector + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.35-m f/1.9
Schmidt-Cassegrain + CCD.
Z99 Clixby Observatory, Cleethorpes. Observer A. Mickleburgh. 0.36-m f/8
Schmidt-Cassegrain + CCD.
Orbital elements:
2020 BN12 Earth MOID = 0.0079 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Payne
M 61.18878 (2000.0) P Q
n 0.59438393 Peri. 199.57839 -0.87140293 -0.47574176
a 1.4009566 Node 311.42221 +0.46868061 -0.73529598
e 0.2998127 Incl. 9.18503 +0.14489797 -0.48271069
P 1.66 H 25.8 G 0.15 U 6
Residuals in seconds of arc
200128 F51 0.0 0.1+ 200129 I93 0.1+ 0.2+ 200129 160 0.2- 0.2-
200128 F51 0.0 0.1- 200129 I93 0.1- 0.1+ 200129 C95 0.1+ 0.3-
200128 F51 0.0 0.1+ 200129 W34 0.2+ 0.4- 200129 C95 0.2- 0.1+
200128 T05 0.5+ 0.6- 200129 I93 0.1- 0.0 200129 K38 0.2- 0.6+
200128 T05 0.2+ 0.2+ 200129 W34 0.5+ 0.4- 200129 C95 0.5+ 0.7-
200128 T05 0.0 0.5+ 200129 W34 1.3+ 0.4- 200129 K38 0.5- 0.2-
200128 T05 (0.1- 2.2+) 200129 W34 (0.5+ 1.6-) 200129 C95 0.1+ 0.5+
200128 033 0.1- 0.2- 200129 I52 0.2+ 0.1- 200129 K38 0.2- 0.1+
200128 033 0.2- 0.2- 200129 I52 0.0 0.0 200129 C77 0.1- 0.1-
200128 033 0.2- 0.3- 200129 I52 0.0 0.2- 200129 C77 0.2+ 0.7-
200128 033 0.1- 0.4- 200129 587 0.1+ 0.1+ 200129 C77 (1.0+ 2.5-)
200128 J95 0.3- 0.0 200129 587 0.1+ 0.1+ 200129 K63 0.3- 0.0
200128 J95 0.1+ 0.1+ 200129 587 0.0 0.4+ 200129 K63 0.3+ 0.1-
200128 J95 0.2- 0.0 200129 104 0.2- 0.2+ 200129 K63 0.3+ 0.6+
200128 J95 0.0 0.0 200129 104 0.1- 0.3+ 200129 B49 0.4+ 0.8-
200128 Z99 0.2- 0.0 200129 104 0.1- 0.1+ 200129 203 0.1- 0.2+
200128 Z99 0.0 0.1- 200129 160 0.1- 0.1+ 200129 B49 0.1+ 1.2-
200128 Z99 0.1- 0.1+ 200129 160 0.1- 0.0 200129 203 0.1+ 0.0
200128 L01 0.0 0.0 200129 160 0.1- 0.2+ 200129 203 0.1- 0.2+
200128 L01 0.1- 0.1- 200129 160 0.1+ 0.6+
200128 L01 0.1+ 0.1+ 200129 160 0.0 0.7+
Ephemeris:
2020 BN12 a,e,i = 1.40, 0.30, 9 q = 0.9809
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 12 31 06 19 36.9 +69 21 48 0.1333 1.0797 133.7 41.2 23.2
...
2020 01 15 06 38 56.9 +70 30 32 0.07185 1.0311 129.9 47.1 21.9
...
2020 01 23 07 23 09.8 +67 43 11 0.03997 1.0109 131.2 47.1 20.6
...
2020 01 29 08 45 33.3 +53 09 37 0.01726 0.9990 145.0 34.4 18.4
2020 01 30 09 06 24.6 +45 26 45 0.01396 0.9973 152.2 27.4 17.7
2020 01 31 09 29 33.4 +33 03 49 0.01113 0.9957 162.3 17.5 16.9
...
2020 02 06 12 13 13.4 -62 16 48 0.01934 0.9876 94.4 84.5 20.2
...
2020 02 14 14 36 42.8 -73 37 56 0.04961 0.9817 82.0 95.1 22.6
...
2020 02 29 16 08 03.5 -74 58 26 0.1054 0.9864 84.7 89.2 24.0
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-B271
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