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
2020-01-23 13:14:22 S 08 52 40.438 +36 41 54.85 V C57
2020-01-23 13:14:22 s 1 +126984.19 5 +246622.97 6360.0 C57
2020-01-23 13:44:22 S 08 52 39.456 +36 42 17.50 V C57
2020-01-23 13:44:22 s 1 +126308.11 3 +248506.86 6550.0 C57
2020-01-23 14:14:22 S 08 52 38.515 +36 42 40.61 V C57
2020-01-23 14:14:22 s 1 +125624.54 2 +250376.24 180.0 C57
2020-01-23 14:44:22 S 08 52 37.618 +36 43 03.68 V C57
2020-01-23 14:44:22 s 1 +124933.62 8 +252231.19 7530.0 C57
2020-01-23 15:14:22 S 08 52 36.600 +36 43 27.05 V C57
2020-01-23 15:14:22 s 1 +124235.51 2 +254071.82 8850.0 C57
2020-01-23 15:44:22 S 08 52 35.638 +36 43 50.05 V C57
2020-01-23 15:44:22 s 1 +123530.33 4 +255898.23 4400.0 C57
2020-01-23 16:14:22 S 08 52 34.654 +36 44 13.09 V C57
2020-01-23 16:14:22 s 1 +122818.22 7 +257710.52 4420.0 C57
2020-01-23 16:44:22 S 08 52 33.737 +36 44 35.92 V C57
2020-01-23 16:44:22 s 1 +122099.32 5 +259508.78 9170.0 C57
2020-01-23 17:14:22 S 08 52 32.796 +36 44 59.21 V C57
2020-01-23 17:14:22 s 1 +121373.75 6 +261293.10 8860.0 C57
2020-01-23 17:44:22 S 08 52 31.771 +36 45 22.10 V C57
2020-01-23 17:44:22 s 1 +120641.64 6 +263063.57 3750.0 C57
2020-01-23 18:14:22 S 08 52 30.713 +36 45 45.40 V C57
2020-01-23 18:14:22 s 1 +119903.12 0 +264820.30 4050.0 C57
2020-01-23 18:44:22 S 08 52 29.719 +36 46 08.94 V C57
2020-01-23 18:44:22 s 1 +119158.29 7 +266563.36 9990.0 C57
2020-01-23 19:14:22 S 08 52 28.764 +36 46 31.37 V C57
2020-01-23 19:14:22 s 1 +118407.29 6 +268292.85 1790.0 C57
2020-01-23 19:44:22 S 08 52 27.809 +36 46 54.19 V C57
2020-01-23 19:44:22 s 1 +117650.23 3 +270008.86 9670.0 C57
2020-01-23 20:14:22 S 08 52 26.794 +36 47 17.20 V C57
2020-01-23 20:14:22 s 1 +116887.22 0 +271711.46 3830.0 C57
2020-01-23 20:44:22 S 08 52 25.750 +36 47 40.16 V C57
2020-01-23 20:44:22 s 1 +116118.36 7 +273400.76 4480.0 C57
2020-01-23 21:14:22 S 08 52 24.713 +36 48 03.46 V C57
2020-01-23 21:14:22 s 1 +115343.78 5 +275076.82 1810.0 C57
2020-01-23 21:44:22 S 08 52 23.695 +36 48 26.46 V C57
2020-01-23 21:44:22 s 1 +114563.57 7 +276739.74 6040.0 C57
2020-01-23 22:14:22 S 08 52 22.754 +36 48 48.67 V C57
2020-01-23 22:14:22 s 1 +113777.84 9 +278389.60 7350.0 C57
2020-01-23 22:44:22 S 08 52 21.691 +36 49 10.92 V C57
2020-01-23 22:44:22 s 1 +112986.70 1 +280026.47 5930.0 C57
2020-01-23 23:14:22 S 08 52 20.503 +36 49 33.60 V C57
2020-01-23 23:14:22 s 1 +112190.23 4 +281650.44 1970.0 C57
2020-01-23 23:44:22 S 08 52 19.829 +36 50 00.20 V C57
2020-01-23 23:44:22 s 1 +111388.54 4 +283261.58 5650.0 C57
2020-01-24 00:14:22 S 08 52 18.600 +36 50 21.30 V C57
2020-01-24 00:14:22 s 1 +110581.72 8 +284859.98 7160.0 C57
2020-01-24 00:44:22 S 08 52 17.510 +36 50 44.27 V C57
2020-01-24 00:44:22 s 1 +109769.87 9 +286445.70 6660.0 C57
2020-01-24 01:14:22 S 08 52 16.428 +36 51 07.60 V C57
2020-01-24 01:14:22 s 1 +108953.08 9 +288018.83 4330.0 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)