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
2020-02-22 20:44:13 C 08 05 57.02 +43 01 23.7 q M43
2020-02-22 23:27:30 C 08 05 46.55 +43 01 53.9 15.3 q 122
2020-02-22 23:40:05 C 08 05 45.60 +43 01 56.6 15.3 q 122
2020-02-22 23:53:32 C 08 05 44.58 +43 01 59.2 15.4 q 122
2020-02-23 02:00:09 C 08 05 37.74 +43 02 35.1 V W34
2020-02-23 02:09:56 C 08 05 37.01 +43 02 37.8 V W34
2020-02-23 02:19:59 C 08 05 36.17 +43 02 40.1 V W34
2020-02-23 02:30:25 C 08 05 35.38 +43 02 42.6 V W34
2020-02-23 08:03:09 C 08 05 12.36 +43 04 07.2 V T08
2020-02-23 08:10:41 C 08 05 11.77 +43 04 08.9 V T08
2020-02-23 08:14:41 C 08 05 11.45 +43 04 09.8 V T08
2020-02-23 08:31:54 C 08 05 10.08 +43 04 13.6 V T08
2020-02-24 19:57:58 C 08 02 46.93 +43 11 25.5 q M43
2020-02-24 20:40:23 C 08 02 43.76 +43 11 31.4 q M43
2020-02-25 05:01:27 C 08 02 12.70 +43 13 01.2 V 703
2020-02-25 05:09:38 C 08 02 12.07 +43 13 02.5 V 703
2020-02-25 05:17:53 C 08 02 11.46 +43 13 04.0 V 703
2020-02-25 05:25:41 C 08 02 10.86 +43 13 05.4 V 703
2020-02-25 15:47:15 C 08 01 32.42 +43 14 38.0 V C40
2020-02-25 16:07:41 C 08 01 30.98 +43 14 42.3 V C40
2020-02-25 16:10:54 C 08 01 30.75 +43 14 43.0 V C40
2020-02-25 16:15:10 C 08 01 30.45 +43 14 43.9 V C40
2020-02-25 16:16:28 C 08 01 30.36 +43 14 44.2 V C40
2020-02-25 16:17:34 C 08 01 30.28 +43 14 44.4 V C40
2020-02-25 16:19:42 C 08 01 30.13 +43 14 44.9 V C40
2020-02-25 16:25:02 C 08 01 29.75 +43 14 46.0 V C40
2020-02-25 16:42:10 C 08 01 28.53 +43 14 49.5 V C40
2020-02-25 17:10:57 C 08 01 26.47 +43 14 55.2 V C40
2020-02-25 17:26:02 C 08 01 25.38 +43 14 58.1 V C40
2020-02-25 17:27:06 C 08 01 25.30 +43 14 58.3 V C40
2020-02-25 17:30:20 C 08 01 25.07 +43 14 58.9 V C40
2020-02-25 17:35:40 C 08 01 24.68 +43 14 59.9 V C40
2020-02-25 17:39:58 C 08 01 24.37 +43 15 00.7 V C40
2020-02-25 17:45:18 C 08 01 23.98 +43 15 01.7 V C40
2020-02-25 17:52:48 C 08 01 23.44 +43 15 03.0 V C40
2020-02-25 17:58:50 C 08 01 23.00 +43 15 04.1 V C40
2020-02-25 18:05:16 C 08 01 22.53 +43 15 05.2 V C40
2020-02-25 18:10:36 C 08 01 22.14 +43 15 06.1 V C40
2020-02-25 18:11:40 C 08 01 22.06 +43 15 06.3 V C40
2020-02-25 18:14:54 C 08 01 21.83 +43 15 06.8 V C40
2020-02-25 18:19:10 C 08 01 21.52 +43 15 07.6 V C40
2020-02-26 19:47:15 C 07 59 45.61 +43 18 45.6 V Z80
2020-02-26 19:50:35 C 07 59 45.36 +43 18 46.6 V Z80
2020-02-26 20:29:38 C 07 59 42.69 +43 18 52.3 V Z80
2020-02-26 23:23:09 C 07 59 29.51 +43 19 09.1 V C40
2020-02-26 23:45:11 C 07 59 28.05 +43 19 10.7 V C40
2020-02-27 00:06:52 C 07 59 26.65 +43 19 12.1 V C40
2020-02-27 00:32:12 C 07 59 25.07 +43 19 13.7 V C40
2020-02-27 11:01:52 C 07 58 46.56 +43 20 50.5 V T08
2020-02-27 11:07:40 C 07 58 46.15 +43 20 50.8 V T08
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)