[Iaude] MPEC L47: 2021 MR1 [a=2.04,e=0.87,i=14.5,H=20.59]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Tue Jun 4 10:15:17 EDT 2024
M.P.E.C. 2024-L47 Issued 2024 June 4, 14:13 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 MR1
Revision to MPEC 2021-M103
Additional Observations:
K21M01R C2015 06 16.36478215 46 06.957-14 44 27.29 23.70GVEL047F51
K21M01R C2015 06 16.37949515 46 05.078-14 44 18.76 23.10GVEL047F51
K21M01R C2015 06 16.39411815 46 03.175-14 44 09.91 23.50GVEL047F51
K21M01R C2015 06 16.40881715 46 01.295-14 44 00.85 22.79GVEL047F51
K21M01R C2018 06 08.41140616 30 13.006-14 15 34.40 22.99GVEL047F51
K21M01R C2018 06 08.42384916 30 10.958-14 15 25.37 22.62GVEL047F51
K21M01R C2018 06 08.43630916 30 08.938-14 15 15.42 22.73GVEL047F51
K21M01R C2018 06 08.44875516 30 06.909-14 15 06.38 22.79GVEL047F51
K21M01R C2018 06 15.38741516 11 07.408-12 45 33.41 22.67GVEL047F51
K21M01R C2018 06 15.39921416 11 05.377-12 45 23.98 23.01GVEL047F51
K21M01R C2018 06 15.41098916 11 03.355-12 45 14.41 22.47GVEL047F51
K21M01R C2018 06 18.32879516 02 52.399-12 05 52.43 21.54GVEL047F51
K21M01R C2018 07 03.30073515 22 30.101-08 45 12.17 21.94GVEL047F52
K21M01R C2018 07 03.31064015 22 28.560-08 45 04.70 22.11GVEL047F52
K21M01R C2018 07 03.32050815 22 27.071-08 44 57.54 21.88GVEL047F52
K21M01R C2018 07 13.26684215 00 00.379-06 49 38.73 23.00GVEL047F51
K21M01R C2018 07 13.29083114 59 57.412-06 49 23.37 23.06GVEL047F51
K21M01R C2018 07 13.30282014 59 55.906-06 49 16.10 22.30GVEL047F51
K21M01R KC2024 06 01.42368820 22 22.825+02 13 58.33 20.66GVEL047I52
K21M01R KC2024 06 01.42476120 22 23.023+02 14 02.51 20.36GVEL047I52
K21M01R KC2024 06 01.42583420 22 23.210+02 14 07.15 20.56GVEL047I52
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer K. W. Wierzchos.
Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A.
R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
Wierzchos. 1.0-m prime focus + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
150616 F51 0.14- 0.04- 240601 I52 0.89- 0.34- E2022-MB1 +0.04 days
Orbital elements:
2021 MR1 Earth MOID = 0.1616 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 318.76550 (2000.0) P Q
n 0.33837140 Peri. 165.33821 +0.72021985 -0.66023504
a 2.0395778 Node 238.01798 +0.60853801 +0.74867537
e 0.8701715 Incl. 14.54421 +0.33311387 +0.05979025
P 2.91 H 20.59 G 0.15 U 1
Residuals in seconds of arc
150616 F51 0.3+ 0.1- 210627 F51 0.2+ 0.2- 210702 033 0.3- 0.1+
150616 F51 0.3+ 0.2- 210627 L01 0.0 1.0- 210703 033 0.6+ 0.0
150616 F51 0.1- 0.0 210627 L01 0.4+ 0.5- 210703 033 0.2+ 0.2+
150616 F51 0.1- 0.4+ 210627 L01 0.4- 0.3- 210703 033 0.1- 0.2+
180608 F51 0.2+ 0.2- 210627 L01 0.9- 0.4- 210704 F51 0.2+ 0.0
180608 F51 0.1- 0.4- 210627 L01 0.2- 0.0 210704 F51 0.3- 0.1+
180608 F51 0.0 0.3+ 210627 L01 0.2- 0.1+ 210704 F51 0.1+ 0.1-
180608 F51 0.1- 0.1+ 210627 Y00 0.2- 0.0 210704 F51 0.1+ 0.2-
180615 F51 0.1+ 0.1- 210627 Y00 0.0 0.3+ 210705 W84 0.6- 0.3+
180615 F51 0.0 0.1- 210627 Y00 0.1- 0.5+ 210705 W84 0.6- 0.3+
180615 F51 0.1- 0.0 210628 291 0.1+ 0.1+ 210705 W84 0.7- 0.2+
180618 F51 0.7- 0.1+ 210628 291 0.3+ 0.2- 210705 W84 0.5- 0.1+
180703 F52 0.3+ 0.2+ 210628 291 0.1- 0.1+ 210705 W84 0.5- 0.3+
180703 F52 0.1- 0.1+ 210628 I52 0.1+ 0.5+ 210708 F51 0.1+ 0.1-
180703 F52 0.1+ 0.2- 210628 595 0.1+ 0.4- 210708 F51 0.3+ 0.1-
180713 F51 0.0 0.0 210628 595 0.8+ 0.0 210708 F51 0.4- 0.2+
180713 F51 0.3+ 0.3+ 210629 H21 0.1- 0.0 210712 291 0.2+ 0.1+
180713 F51 0.0 0.1+ 210629 H21 0.1- 0.0 210712 291 0.2+ 0.2+
210613 G96 0.1- 0.0 210629 H21 0.4- 0.5+ 210712 291 0.1+ 0.2+
210613 G96 0.3- 0.3+ 210629 F51 0.1+ 0.0 210712 291 0.3+ 0.4+
210627 F51 0.0 0.0 210629 F51 0.1+ 0.1- 240601 I52 0.2- 0.0
210627 F51 0.0 0.0 210629 F51 0.1+ 0.0 240601 I52 0.1+ 0.2-
210627 F51 0.0 0.0 210702 033 0.3+ 0.2- 240601 I52 0.2+ 0.1+
210627 F51 0.0 0.0 210702 033 0.0 0.1+
210627 F51 0.3+ 0.2- 210702 033 0.1- 0.0
Ephemeris:
2021 MR1 a,e,i = 2.04, 0.87, 15 q = 0.2648
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 05 05 19 32 24.7 -13 00 26 1.0179 1.6765 111.7 34.0 23.2
...
2024 05 20 19 55 13.3 -07 18 26 0.6973 1.4804 118.9 36.8 22.2
...
2024 05 28 20 11 00.4 -02 02 18 0.5376 1.3678 120.6 39.6 21.5
...
2024 06 03 20 27 11.1 +04 06 57 0.4257 1.2791 119.5 43.6 21.0
2024 06 04 20 30 30.9 +05 25 57 0.4080 1.2639 119.0 44.6 20.9
2024 06 05 20 34 05.8 +06 51 27 0.3906 1.2487 118.4 45.6 20.8
...
2024 06 11 21 03 40.4 +18 25 52 0.2957 1.1546 110.9 55.2 20.3
...
2024 06 19 22 39 35.4 +44 41 12 0.2175 1.0219 85.4 82.3 20.2
...
2024 07 04 05 27 14.8 +49 11 56 0.3405 0.7469 31.3 135.0 23.9
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-L47
More information about the Iaude
mailing list