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
2020-02-18 16:12:12 C 08 13 06.43 +42 31 48.2 V C40
2020-02-18 16:13:17 C 08 13 06.35 +42 31 48.7 V C40
2020-02-18 16:31:28 C 08 13 04.94 +42 31 55.8 V C40
2020-02-18 16:59:24 C 08 13 02.75 +42 32 06.7 V C40
2020-02-18 17:01:32 C 08 13 02.59 +42 32 07.5 V C40
2020-02-18 17:02:36 C 08 13 02.50 +42 32 07.9 V C40
2020-02-18 17:28:05 C 08 13 00.50 +42 32 17.6 V C40
2020-02-18 17:31:17 C 08 13 00.25 +42 32 18.8 V C40
2020-02-18 17:48:25 C 08 12 58.89 +42 32 25.2 V C40
2020-02-18 18:24:54 C 08 12 55.99 +42 32 38.7 V C40
2020-02-18 18:29:12 C 08 12 55.65 +42 32 40.2 V C40
2020-02-18 19:01:14 C 08 12 53.09 +42 32 51.7 V C40
2020-02-18 19:22:39 C 08 12 51.38 +42 32 59.2 V C40
2020-02-18 19:23:43 C 08 12 51.29 +42 32 59.5 V C40
2020-02-19 04:04:54 C 08 12 14.57 +42 35 51.2 q U55
2020-02-19 04:19:39 C 08 12 13.41 +42 35 56.4 q U55
2020-02-19 04:34:25 C 08 12 12.24 +42 36 01.9 q U55
2020-02-19 15:57:17 C 08 11 23.90 +42 39 42.4 V C40
2020-02-19 16:27:15 C 08 11 21.62 +42 39 53.5 V C40
2020-02-19 16:59:17 C 08 11 19.14 +42 40 05.1 V C40
2020-02-19 18:00:27 C 08 11 14.33 +42 40 26.7 V C40
2020-02-19 18:27:51 C 08 11 12.15 +42 40 35.9 V C40
2020-02-19 18:29:59 C 08 11 11.99 +42 40 36.7 V C40
2020-02-19 18:32:07 C 08 11 11.81 +42 40 37.4 V C40
2020-02-19 18:55:41 C 08 11 09.94 +42 40 45.0 V C40
2020-02-19 18:57:49 C 08 11 09.76 +42 40 45.8 V C40
2020-02-20 03:29:25 C 08 10 34.08 +42 43 20.7 q U55
2020-02-20 03:57:23 C 08 10 31.91 +42 43 30.4 q U55
2020-02-20 04:26:55 C 08 10 29.65 +42 43 40.4 q U55
2020-02-20 21:38:50 C 08 09 15.40 +42 48 52.7 q K83
2020-02-20 21:56:29 C 08 09 14.24 +42 48 57.5 15.2 q 122
2020-02-20 22:08:08 C 08 09 13.31 +42 49 00.9 15.2 q 122
2020-02-20 22:09:08 C 08 09 12.98 +42 49 01.3 q K83
2020-02-20 22:16:38 C 08 09 12.60 +42 49 03.5 15.3 q 122
2020-02-20 22:37:06 C 08 09 10.79 +42 49 08.8 q K83
2020-02-21 05:36:04 C 08 08 41.09 +42 51 11.9 q H45
2020-02-21 05:37:27 C 08 08 40.98 +42 51 12.4 q H45
2020-02-21 05:38:53 C 08 08 40.87 +42 51 12.9 q H45
2020-02-21 05:39:58 C 08 08 40.78 +42 51 13.2 q H45
2020-02-21 05:41:40 C 08 08 40.65 +42 51 13.6 q H45
2020-02-21 05:42:44 C 08 08 40.56 +42 51 13.9 q H45
2020-02-21 10:13:43 C 08 08 21.20 +42 52 35.6 V T05
2020-02-21 10:19:05 C 08 08 20.76 +42 52 36.9 V T05
2020-02-21 10:26:29 C 08 08 20.17 +42 52 38.6 V T05
2020-02-21 10:41:03 C 08 08 19.01 +42 52 42.0 V T05
2020-02-22 02:29:06 C 08 07 14.74 +42 56 50.2 q W33
2020-02-22 02:39:47 C 08 07 13.92 +42 56 52.9 q W33
2020-02-22 02:51:18 C 08 07 13.02 +42 56 56.2 q W33
2020-02-22 03:00:33 C 08 07 12.28 +42 56 58.6 q W33
2020-02-22 20:40:41 C 08 05 57.32 +43 01 23.5 q M43
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)