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
2021-10-10 07:24:14 C 00 30 29.22 +00 42 55.3 V G96
2021-10-10 07:31:44 C 00 30 28.83 +00 42 53.1 V G96
2021-10-29 05:30:48 C 00 15 29.01 -00 32 46.0 V G96
2021-10-29 05:38:20 C 00 15 28.80 -00 32 46.9 V G96
2021-10-29 05:45:52 C 00 15 28.59 -00 32 47.6 V G96
2021-10-29 05:53:26 C 00 15 28.39 -00 32 49.0 V G96
2021-10-29 07:13:37 C 00 15 26.228 -00 32 58.42 U F52
2021-10-29 07:31:02 C 00 15 25.740 -00 33 00.86 U F52
2021-10-29 07:48:27 C 00 15 25.246 -00 33 02.94 U F52
2021-10-29 08:05:54 C 00 15 24.737 -00 33 05.36 U F52
2021-11-01 06:53:45 C 00 13 31.626 -00 41 45.08 U F51
2021-11-01 07:10:59 C 00 13 31.176 -00 41 47.00 U F51
2021-11-01 07:28:03 C 00 13 30.719 -00 41 48.96 U F51
2021-11-01 07:45:08 C 00 13 30.274 -00 41 50.93 U F51
2021-11-08 07:45:28 C 00 09 38.674 -00 58 21.32 U F52
2021-11-08 08:03:18 C 00 09 38.309 -00 58 22.84 U F52
2021-11-08 08:18:04 C 00 09 37.997 -00 58 24.12 U F52
2021-11-24 05:07:23 C 00 04 20.007 -01 13 49.30 U F51
2021-11-24 05:24:33 C 00 04 19.891 -01 13 49.11 U F51
2021-11-24 05:41:46 C 00 04 19.738 -01 13 49.21 U F51
2021-11-27 05:28:55 C 00 03 52.375 -01 13 20.38 U F51
2021-11-27 05:48:06 C 00 03 52.278 -01 13 20.26 U F51
2021-11-27 06:05:58 C 00 03 52.172 -01 13 20.03 U F51
2022-09-27 10:44:26 C 03 30 21.690 +21 01 52.36 U F52
2022-09-27 11:01:51 C 03 30 21.402 +21 01 52.44 U F52
2022-09-27 11:19:14 C 03 30 21.102 +21 01 52.49 U F52
2022-09-27 11:36:39 C 03 30 20.802 +21 01 52.63 U F52
2022-10-17 10:04:57 C 03 18 01.289 +20 44 56.80 V G96
2022-10-17 10:12:21 C 03 18 01.019 +20 44 56.40 V G96
2022-10-17 10:19:45 C 03 18 00.774 +20 44 55.79 V G96
2022-10-17 10:27:09 C 03 18 00.508 +20 44 55.10 V G96
2022-10-23 09:31:24 C 03 12 41.808 +20 32 47.19 U F52
2022-10-23 09:50:42 C 03 12 41.039 +20 32 45.46 U F52
2022-10-23 10:09:52 C 03 12 40.263 +20 32 43.56 U F52
2022-10-23 10:29:06 C 03 12 39.489 +20 32 41.84 U F52
2022-10-25 06:53:13 C 03 10 53.018 +20 28 14.09 V G96
2022-10-25 07:00:37 C 03 10 52.705 +20 28 13.62 V G96
2022-10-25 07:08:01 C 03 10 52.374 +20 28 12.54 V G96
2022-10-25 07:15:25 C 03 10 52.090 +20 28 12.83 V G96
2022-10-31 08:43:10 C 03 04 42.948 +20 11 28.12 U F52
2022-10-31 09:03:09 C 03 04 42.053 +20 11 25.80 U F52
2022-10-31 09:23:13 C 03 04 41.153 +20 11 23.20 U F52
2022-10-31 09:43:18 C 03 04 40.256 +20 11 20.74 U F52
2022-11-05 04:36:17 C 02 59 32.258 +19 55 58.12 V G96
2022-11-05 04:44:39 C 02 59 31.924 +19 55 57.40 V G96
2022-11-05 04:53:01 C 02 59 31.574 +19 55 55.63 V G96
2022-11-05 05:01:24 C 02 59 31.204 +19 55 54.01 V G96
2022-11-08 10:18:36 C 02 55 58.699 +19 44 40.31 V G96
2022-11-08 10:27:05 C 02 55 58.278 +19 44 38.69 V G96
2022-11-08 10:35:39 C 02 55 57.896 +19 44 37.75 V G96
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)