MPEC 2024-L126 : 2021 PG
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M.P.E.C. 2024-L126 Issued 2024 June 12, 14:10 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 PG
Revision to MPEC 2021-P22
Additional Observations:
K21P00G C2018 05 23.56292317 35 53.932+14 25 24.54 22.42GVEL126F51
K21P00G C2018 08 22.56628402 37 26.734+05 56 48.47 22.18GVEL126F51
K21P00G C2018 08 22.59118702 37 27.923+05 56 04.76 22.22GVEL126F51
K21P00G C2024 05 29.28223414 49 39.809+17 25 17.25 22.28GVEL126F52
K21P00G C2024 05 29.30845314 49 38.139+17 25 45.43 22.70GVEL126F52
K21P00G C2024 05 29.32182314 49 37.284+17 25 59.82 23.02GVEL126F52
K21P00G 7C2024 06 09.90526014 40 36.516+20 12 05.11 VEL126Z84
K21P00G 7C2024 06 09.93469614 40 35.148+20 12 23.83 22.3 GVEL126Z84
K21P00G 7C2024 06 09.96408914 40 33.866+20 12 43.02 VEL126Z84
K21P00G C2024 06 11.39605514 39 45.427+20 27 55.50 23.03GVEL126F51
K21P00G C2024 06 11.41630014 39 44.541+20 28 07.21 23.31GVEL126F51
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.
Z84 Calar Alto-Schmidt. Observers F. Ocana, R. Kresken, M. Micheli, L.
Conversi. Measurers F. Ocana, M. Micheli. 0.8-m f/3 Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
180523 F51 73.7- 6.4- 240611 F51 48.4- 14.4- MPO650453 +0.04 days
Orbital elements:
2021 PG Earth MOID = 0.0418 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 320.30936 (2000.0) P Q
n 0.32685247 Peri. 156.36914 +0.54476737 +0.83520004
a 2.0872199 Node 146.49843 -0.78950211 +0.54107703
e 0.5028464 Incl. 7.84043 -0.28269227 +0.09836941
P 3.02 H 23.31 G 0.15 U 0
Residuals in seconds of arc
180523 F51 0.1+ 0.2- 210802 B15 0.1+ 0.2- 210804 734 0.4+ 0.0
180822 F51 0.0 0.1+ 210802 104 0.1+ 0.2- 210804 734 0.2+ 0.2-
180822 F51 0.1- 0.2- 210802 104 0.3- 0.2- 210804 H21 0.2- 0.0
210529 F51 0.0 0.1+ 210802 104 0.2- 0.0 210804 H21 0.1- 0.1+
210529 F51 0.2- 0.1+ 210803 L01 0.0 0.3+ 210804 H21 0.0 0.1+
210529 F51 0.0 0.0 210803 L81 0.1- 0.3- 210804 H21 0.1- 0.1+
210529 F51 0.0 0.1- 210803 L01 0.4- 0.2+ 210805 T05 0.0 0.3+
210626 F51 0.0 0.1- 210803 L01 0.0 0.2+ 210805 T05 0.2+ 0.4-
210626 F51 0.0 0.0 210803 L81 0.1- 0.1- 210805 T05 0.8+ 0.0
210626 F51 0.0 0.2- 210803 L01 0.0 0.2+ 210805 T05 0.0 0.2+
210802 T05 0.0 0.4- 210803 L81 0.2+ 0.3- 210805 T05 0.8+ 0.2+
210802 T05 0.1+ 0.3- 210803 H21 0.1- 0.0 210805 T05 0.9- 0.0
210802 T05 0.8+ 0.1+ 210803 H21 0.2- 0.1+ 210805 T05 0.4+ 0.1+
210802 T05 0.2+ 0.6- 210803 H21 0.1- 0.1- 210811 A17 0.1+ 0.0
210802 N88 0.1+ 0.2- 210803 H21 0.2- 0.2+ 210811 A17 0.1+ 0.7+
210802 N88 0.2+ 0.2- 210803 H21 0.1- 0.2+ 210811 A17 0.5- 0.1+
210802 N88 0.3+ 0.2- 210803 L74 0.8+ 0.0 210812 K87 0.7+ 0.0
210802 N88 0.2- 0.1- 210803 L74 0.2+ 0.5+ 210812 K87 0.2+ 0.6-
210802 N88 0.1+ 0.4- 210803 L01 0.1- 0.2+ 210830 F52 0.1- 0.3-
210802 G34 0.0 0.1- 210803 L01 0.3+ 0.5+ 210830 F52 0.0 0.0
210802 G34 0.1- 0.1+ 210803 L74 0.0 1.0+ 210830 F52 0.1+ 0.1+
210802 033 0.1- 0.2+ 210803 L01 0.1- 0.1- 210830 F52 0.1- 0.1-
210802 033 0.0 0.0 210803 L01 0.0 0.1+ 240529 F52 0.5- 0.0
210802 033 0.1+ 0.0 210803 L01 0.0 0.1+ 240529 F52 0.1- 0.0
210802 G34 0.2- 0.1+ 210804 J95 0.3- 0.0 240529 F52 0.2+ 0.2+
210802 G34 0.1- 0.1+ 210804 J95 0.0 0.1- 240609 Z84 0.2- 0.1+
210802 G34 0.3- 0.2+ 210804 J95 0.3- 0.0 240609 Z84 0.1- 0.3-
210802 B15 0.2- 0.0 210804 J95 0.1- 0.0 240609 Z84 0.8+ 0.0
210802 B15 0.2- 0.1- 210804 734 0.3- 0.1- 240611 F51 0.1+ 0.3-
210802 B15 0.0 0.1- 210804 734 0.4+ 1.2+ 240611 F51 0.0 0.2-
Ephemeris:
2021 PG a,e,i = 2.09, 0.50, 8 q = 1.0377
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 05 13 15 04 49.2 +11 46 18 0.3945 1.3655 149.6 22.0 23.0
...
2024 05 28 14 50 49.7 +17 02 23 0.3279 1.2690 135.7 33.9 22.8
...
2024 06 05 14 43 57.6 +19 11 14 0.2995 1.2212 127.8 41.1 22.7
...
2024 06 11 14 39 59.2 +20 23 54 0.2797 1.1875 122.0 46.5 22.7
2024 06 12 14 39 27.6 +20 33 56 0.2765 1.1821 121.1 47.4 22.7
2024 06 13 14 38 58.7 +20 43 24 0.2733 1.1768 120.2 48.3 22.7
...
2024 06 19 14 37 05.8 +21 28 17 0.2540 1.1464 114.9 53.5 22.6
...
2024 06 27 14 37 36.9 +21 58 13 0.2274 1.1105 108.7 60.1 22.5
...
2024 07 12 14 50 35.4 +21 22 49 0.1728 1.0607 100.1 70.6 22.1
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