52768 (1998 OR2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5757189890 ± 5.34e-10
Semi-major axis (a)2.3793400346 AU ± 6.79e-10
Inclination (i)5.87938456° ± 3.15e-07
Long. of Asc. Node (Ω)26.93086310° ± 7.35e-07
Arg. of Perihelion (ω)174.57236061° ± 1.01e-06
Mean Anomaly (M)188.66062109° ± 2.78e-07
Mean Motion (n)0.2685514540°/day ± 1.15e-10
Perihelion dist (q)1.00950880 AU ± 1.30e-09
Aphelion dist (Q)3.74917127 AU ± 1.66e-09
Orbital Period3.67015806 yr ± 1.57e-09
Physical Parameters
H (abs. magnitude)16.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.161″
Uncertainty0
Orbit TypeApollo
MOID0.006993 AU
Observations Used5779
Radar Obs Used8
Gaia Obs Used66
Oppositions21
Arc Total1987-2025
First Observation Used1987-06-30
Last Observation Used2025-11-11
Observations (6539)
Date Type RA Dec Mag Band Observatory
2020-01-25 00:44:22 S 08 51 22.502 +37 09 03.35 V C57
2020-01-25 00:44:22 s 1 +66347.522 0 +348934.75 9930.0 C57
2020-01-25 01:14:22 S 08 51 21.269 +37 09 26.24 V C57
2020-01-25 01:14:22 s 1 +65374.656 0 +349975.31 4320.0 C57
2020-01-25 01:44:22 S 08 51 20.023 +37 09 49.07 V C57
2020-01-25 01:44:22 s 1 +64399.817 0 +351005.98 2560.0 C57
2020-01-25 02:14:22 S 08 51 18.744 +37 10 12.29 V C57
2020-01-25 02:14:22 s 1 +63423.045 0 +352026.82 4740.0 C57
2020-01-25 02:44:22 S 08 51 17.530 +37 10 35.08 V C57
2020-01-25 02:44:22 s 1 +62444.382 0 +353037.85 930.0 C57
2020-01-25 03:14:22 S 08 51 16.279 +37 10 57.79 V C57
2020-01-25 03:14:22 s 1 +61463.864 0 +354039.12 1200.0 C57
2020-01-25 03:44:22 S 08 51 14.998 +37 11 20.62 V C57
2020-01-25 03:44:22 s 1 +60481.531 0 +355030.66 5630.0 C57
2020-01-25 04:14:22 S 08 51 13.728 +37 11 43.73 V C57
2020-01-25 04:14:22 s 1 +59497.420 0 +356012.51 4300.0 C57
2020-01-25 04:44:22 S 08 51 12.485 +37 12 05.80 V C57
2020-01-25 04:44:22 s 1 +58511.569 0 +356984.71 7270.0 C57
2020-01-25 05:14:22 S 08 51 11.203 +37 12 28.69 V C57
2020-01-25 05:14:22 s 1 +57524.015 0 +357947.29 4620.0 C57
2020-01-25 05:44:22 S 08 51 09.938 +37 12 51.26 V C57
2020-01-25 05:44:22 s 1 +56534.794 0 +358900.30 6420.0 C57
2020-01-25 05:54:33 C 08 49 57.17 +37 06 56.2 V 703
2020-01-25 05:55:12 C 08 49 57.15 +37 06 56.6 V 703
2020-01-25 06:02:23 C 08 49 56.79 +37 07 01.4 V 703
2020-01-25 06:03:02 C 08 49 56.77 +37 07 01.9 V 703
2020-01-25 06:10:13 C 08 49 56.41 +37 07 06.7 V 703
2020-01-25 06:10:52 C 08 49 56.39 +37 07 07.2 V 703
2020-01-25 06:14:22 S 08 51 08.669 +37 13 14.16 V C57
2020-01-25 06:14:22 s 1 +55543.943 0 +359843.77 2740.0 C57
2020-01-25 06:18:03 C 08 49 56.04 +37 07 12.1 V 703
2020-01-25 06:18:42 C 08 49 56.02 +37 07 12.5 V 703
2020-01-25 06:44:22 S 08 51 07.387 +37 13 36.66 V C57
2020-01-25 06:44:22 s 1 +54551.496 0 +360777.73 3650.0 C57
2020-01-25 07:14:22 S 08 51 06.103 +37 13 59.84 V C57
2020-01-25 07:14:22 s 1 +53557.490 0 +361702.22 9210.0 C57
2020-01-25 07:44:22 S 08 51 04.795 +37 14 22.81 V C57
2020-01-25 07:44:22 s 1 +52561.957 0 +362617.27 9500.0 C57
2020-01-25 08:14:22 S 08 51 03.514 +37 14 45.13 V C57
2020-01-25 08:14:22 s 1 +51564.934 0 +363522.92 4570.0 C57
2020-01-25 08:44:22 S 08 51 02.232 +37 15 07.74 V C57
2020-01-25 08:44:22 s 1 +50566.453 0 +364419.21 4500.0 C57
2020-01-25 09:14:22 S 08 51 00.931 +37 15 30.28 V C57
2020-01-25 09:14:22 s 1 +49566.549 0 +365306.16 9350.0 C57
2020-01-25 09:44:22 S 08 50 59.659 +37 15 52.92 V C57
2020-01-25 09:44:22 s 1 +48565.253 0 +366183.81 9190.0 C57
2020-01-25 10:14:22 S 08 50 58.334 +37 16 16.03 V C57
2020-01-25 10:14:22 s 1 +47562.599 0 +367052.19 4070.0 C57
2020-01-25 10:44:22 S 08 50 57.060 +37 16 38.53 V C57
2020-01-25 10:44:22 s 1 +46558.619 0 +367911.34 4060.0 C57
Radar Observations (8)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-04-16 23:39:00 74169888.28 0.55 us 2380 -1 -1
2020-04-17 00:39:00 74006133.3 0.55 us 2380 -1 -1
2020-04-17 23:49:00 70213370.86 0.54 us 2380 -1 -1
2020-04-18 23:37:00 66419421.12 0.54 us 2380 -1 -1
2020-04-19 23:42:00 62708392.59 0.54 us 2380 -1 -1
2020-04-22 00:23:00 55726484.71 0.53 us 2380 -1 -1
2020-04-23 00:30:00 52603664 0.53 us 2380 -1 -1
2020-04-23 23:47:00 49859572.3 0.53 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)