MPEC 2021-M98 : 2021 MO1
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M.P.E.C. 2021-M98 Issued 2021 June 28, 04:58 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 MO1
Observations:
K21M01O*KC2021 06 19.27641 21 45 37.32 -46 00 27.5 VEM098W94
K21M01O KC2021 06 19.28209 21 45 38.10 -46 00 30.7 20.3 GVEM098W94
K21M01O KC2021 06 19.28773 21 45 38.81 -46 00 35.6 19.5 GVEM098W94
K21M01O KC2021 06 19.32367 21 45 43.15 -46 00 59.5 19.5 GVEM098W95
K21M01O KC2021 06 19.32898 21 45 43.79 -46 01 03.6 19.3 GVEM098W95
K21M01O KC2021 06 19.33430 21 45 44.50 -46 01 07.3 18.2 GVEM098W95
K21M01O |C2021 06 20.26245 21 47 44.04 -46 11 32.2 20.6 GVEM098807
K21M01O |C2021 06 20.26459 21 47 44.31 -46 11 34.0 20.9 GVEM098807
K21M01O |C2021 06 20.26667 21 47 44.61 -46 11 35.4 20.7 GVEM098807
K21M01O |C2021 06 21.30795 21 49 58.00 -46 23 24.3 20.6 GVEM098807
K21M01O |C2021 06 21.31030 21 49 58.29 -46 23 26.0 20.4 GVEM098807
K21M01O |C2021 06 21.31235 21 49 58.55 -46 23 27.4 20.3 GVEM098807
K21M01O KC2021 06 22.12141221 51 42.94 -46 32 39.3 19.9 GXEM098Y00
K21M01O KC2021 06 22.12486721 51 43.39 -46 32 41.9 19.8 GXEM098Y00
K21M01O KC2021 06 22.12829321 51 43.84 -46 32 43.9 19.6 GXEM098Y00
K21M01O KC2021 06 23.15140 21 53 53.97 -46 44 29.1 VEM098L81
K21M01O KC2021 06 23.16014 21 53 55.00 -46 44 34.9 19.8 GVEM098L81
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD.
L81 Skygems Namibia Remote Observatory. Observers L. Buzzi, L. Demetz.
Measurers L. Buzzi, G. Galli. 0.51-m f/6.7 astrograph + CCD.
W94 MAP, San Pedro de Atacama. Observers A. Maury, G. Attard. Measurers A.
Maury, G. Attard, D. Parrott. 0.28-m f/2.2 Schmidt + CCD.
W95 Observatorio Panameno, San Pedro de Atacama. Observers A. Maury, G.
Attard, J. Fabrega. Measurers A. Maury, G. Attard, D. Parrott. 0.40-m
f/3.8 reflector + CCD.
Y00 SONEAR Observatory, Oliveira. Observers C. Jacques, E. Pimentel, J.
Barros. Measurer C. Jacques. 0.45-m f/2.9 reflector + CCD.
Orbital elements:
2021 MO1 Earth MOID = 0.2504 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5 Bell
M 342.79871 (2000.0) P Q
n 0.20848936 Peri. 337.62567 +0.99491870 +0.05421651
a 2.8167402 Node 19.83803 +0.00768276 +0.79928947
e 0.5601919 Incl. 14.47691 -0.10038799 +0.59849554
P 4.73 H 18.40 G 0.15 U 9
Residuals in seconds of arc
210619 W94 0.7- 0.1- 210620 807 0.2- 0.2+ 210622 Y00 0.2- 0.5-
210619 W94 0.2+ 0.6+ 210620 807 0.1- 0.1- 210622 Y00 0.0 0.6-
210619 W94 0.3+ 0.4- 210620 807 0.3+ 0.1- 210622 Y00 0.2+ 0.1-
210619 W95 0.4- 0.4+ 210621 807 0.1- 0.1+ 210623 L81 0.4+ 0.0
210619 W95 0.5- 0.1- 210621 807 0.0 0.0 210623 L81 0.0 0.1+
210619 W95 0.2+ 0.1- 210621 807 0.0 0.0
Ephemeris:
2021 MO1 a,e,i = 2.82, 0.56, 14 q = 1.2388
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 29 21 00 09.0 -42 22 54 1.0550 1.7861 119.4 29.6 21.1
...
2021 06 13 21 32 10.7 -44 51 27 0.8749 1.6844 125.8 29.3 20.5
...
2021 06 21 21 49 18.1 -46 19 51 0.7903 1.6315 128.7 29.1 20.2
...
2021 06 27 22 02 06.6 -47 28 53 0.7320 1.5926 130.5 29.0 20.0
2021 06 28 22 04 14.2 -47 40 32 0.7227 1.5862 130.8 29.0 20.0
2021 06 29 22 06 21.5 -47 52 12 0.7135 1.5798 131.1 29.0 19.9
...
2021 07 05 22 18 58.6 -49 02 15 0.6610 1.5422 132.5 29.1 19.7
...
2021 07 13 22 35 17.2 -50 32 53 0.5973 1.4938 133.8 29.4 19.4
...
2021 07 28 23 02 56.9 -52 50 55 0.4959 1.4103 135.0 30.6 18.9
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-M98
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