MPEC 2021-B66 : 2021 BM1
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M.P.E.C. 2021-B66 Issued 2021 January 19, 01:40 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
2021 BM1
Observations:
K21B01M C2021 01 18.23326208 16 45.00 +26 38 26.2 UEB066I41
K21B01M C2021 01 18.23360908 16 43.88 +26 37 44.0 UEB066I41
K21B01M* C2021 01 18.32881908 11 08.89 +23 02 32.6 17.56RUEB066I41
K21B01M C2021 01 18.32916708 11 07.69 +23 01 46.4 17.56RUEB066I41
K21B01M C2021 01 18.35093808 09 51.58 +22 11 03.4 17.60RUEB066I41
K21B01M C2021 01 18.35128508 09 50.31 +22 10 14.9 17.60RUEB066I41
K21B01M C2021 01 18.35187508 09 48.32 +22 08 52.8 17.56RUEB066I41
K21B01M C2021 01 18.35222208 09 47.05 +22 08 03.8 17.56RUEB066I41
K21B01M C2021 01 18.39592608 07 15.63 +20 24 52.1 18.16gUEB066I41
K21B01M C2021 01 18.39627308 07 14.41 +20 24 03.4 18.16gUEB066I41
K21B01M C2021 01 18.45622708 03 51.53 +17 59 43.7 17.55RUEB066I41
K21B01M C2021 01 18.45657408 03 50.43 +17 58 54.0 17.55RUEB066I41
K21B01M C2021 01 18.45762708 03 46.97 +17 56 18.5 17.61RUEB066I41
K21B01M C2021 01 18.45797508 03 45.77 +17 55 27.9 17.61RUEB066I41
K21B01M KC2021 01 18.78875307 48 25.63 +04 17 40.6 18.1 GVEB066L01
K21B01M KC2021 01 18.78939507 48 23.68 +04 16 05.8 18.0 GVEB066L01
K21B01M KC2021 01 18.79003707 48 21.76 +04 14 31.2 18.2 GVEB066L01
K21B01M KC2021 01 18.79067807 48 19.85 +04 12 56.8 18.0 GVEB066L01
K21B01M KC2021 01 18.79131907 48 17.92 +04 11 22.4 18.1 GVEB066L01
K21B01M KC2021 01 18.79196107 48 16.01 +04 09 47.9 18.0 GVEB066L01
K21B01M KC2021 01 18.79270907 48 13.76 +04 07 57.5 18.0 GVEB066L01
K21B01M KC2021 01 18.82626507 46 32.51 +02 45 35.0 18.1 GVEB066595
K21B01M KC2021 01 18.83193807 46 15.38 +02 31 42.4 18.1 GVEB066595
K21B01M KC2021 01 18.84939707 45 22.60 +01 49 05.4 17.6 GVEB066595
K21B01M KC2021 01 18.85317807 45 11.17 +01 39 51.8 17.4 GVEB066595
K21B01M KC2021 01 18.91427807 42 15.03 -00 47 48.5 17.7 GVEB066I93
K21B01M KC2021 01 18.91557307 42 11.14 -00 50 55.1 18.2 GVEB066I93
K21B01M KC2021 01 18.91691407 42 07.08 -00 54 08.4 18.3 GVEB066I93
K21B01M KC2021 01 19.00708907 37 29.97 -04 27 40.6 18.0 GVEB066K63
K21B01M KC2021 01 19.00906107 37 24.16 -04 32 17.3 17.8 GVEB066K63
K21B01M KC2021 01 19.01129907 37 17.49 -04 37 28.9 19.2 GVEB066K63
Observer details:
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/5.15 reflector + CCD.
I41 Palomar Mountain--ZTF. Observers B. T. Bolin, V. Bhalerao, C. M.
Copperwheat, K. P. Deshmukh, C.-Y. Hsu, Z.-Y. Lin, J. Purdum, K. Sharma,
C. Zhai, Z. T. F. Collaboration. Measurers B. T. Bolin, D. A. Duev, H.-W.
Lin, F. J. Masci, Q.-Z. Ye. 1.2-m f/2.4 Schmidt.
I93 St Pardon de Conques. Observers F. Losse, W. D'Anna. Measurers F. Losse,
D. Parrott. 0.40-m f/3.7 reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.41-m
f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, V. Dobos, D. Pujagic.
Measurer K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2021 BM1 Earth MOID = 0.0106 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 312.19874 (2000.0) P Q
n 0.77456757 Peri. 212.12003 -0.82561595 -0.42502680
a 1.1742570 Node 298.24608 +0.56423227 -0.62133863
e 0.1719237 Incl. 24.91388 +0.00050071 -0.65824807
P 1.27 H 27.3 G 0.15 U 6
Residuals in seconds of arc
210118 I41 0.2+ 0.6+ 210118 I41 0.1+ 0.7+ 210118 595 0.1- 0.6+
210118 I41 (1.5+ 4.2+) 210118 I41 0.6+ 1.3- 210118 595 0.2- 0.9+
210118 I41 1.0- 0.3+ 210118 I41 0.0 1.2- 210118 595 0.0 0.2+
210118 I41 (0.7- 2.4+) 210118 L01 0.2+ 0.1- 210118 I93 0.2+ 0.1-
210118 I41 0.5+ 0.6- 210118 L01 0.2- 0.3- 210118 I93 0.3+ 0.0
210118 I41 0.3- 0.4- 210118 L01 0.1- 0.2- 210118 I93 0.1- 0.1-
210118 I41 0.7+ 0.3+ 210118 L01 0.1+ 0.1- 210119 K63 0.0 0.0
210118 I41 0.2- 0.0 210118 L01 0.1- 0.0 210119 K63 0.3+ 1.0-
210118 I41 0.2+ 1.1+ 210118 L01 0.2+ 0.1+ 210119 K63 0.5- 0.1+
210118 I41 (0.2- 2.0+) 210118 L01 0.1+ 0.0
210118 I41 0.7- 0.2- 210118 595 0.0 0.7+
Ephemeris:
2021 BM1 a,e,i = 1.17, 0.17, 25 q = 0.9724
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 12 20 14 53 40.3 +73 46 15 0.2295 1.0538 101.5 66.2 26.6
...
2021 01 04 14 36 34.9 +73 30 06 0.1166 1.0201 105.2 68.5 25.1
...
2021 01 12 13 17 06.1 +73 43 30 0.05419 1.0050 111.9 65.2 23.3
...
2021 01 18 08 29 12.8 +34 47 33 0.01190 0.9953 164.4 15.4 18.5
2021 01 19 07 38 02.6 -03 59 19 0.01094 0.9938 154.8 24.9 18.6
2021 01 20 06 58 11.1 -33 37 32 0.01500 0.9924 123.7 55.6 20.2
...
2021 01 26 05 13 28.6 -64 27 49 0.05916 0.9847 88.4 88.2 24.2
...
2021 02 03 04 35 20.5 -68 21 32 0.1210 0.9771 82.4 90.5 25.9
...
2021 02 18 04 07 56.0 -70 03 07 0.2304 0.9718 79.2 87.3 27.1
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-B66
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