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
2020-01-24 12:14:22 S 08 51 52.282 +36 59 32.32 V C57
2020-01-24 12:14:22 s 1 +89898.784 0 +319581.73 2520.0 C57
2020-01-24 12:44:22 S 08 51 51.163 +36 59 54.96 V C57
2020-01-24 12:44:22 s 1 +88990.056 0 +320883.85 9240.0 C57
2020-01-24 13:14:22 S 08 51 50.014 +37 00 17.96 V C57
2020-01-24 13:14:22 s 1 +88078.142 0 +322174.91 7470.0 C57
2020-01-24 13:44:22 S 08 51 48.857 +37 00 40.90 V C57
2020-01-24 13:44:22 s 1 +87163.099 0 +323454.97 7320.0 C57
2020-01-24 14:14:22 S 08 51 47.712 +37 01 03.43 V C57
2020-01-24 14:14:22 s 1 +86244.985 0 +324724.08 8900.0 C57
2020-01-24 14:44:22 S 08 51 46.522 +37 01 27.01 V C57
2020-01-24 14:44:22 s 1 +85323.857 0 +325982.30 2320.0 C57
2020-01-24 15:14:22 S 08 51 45.365 +37 01 49.94 V C57
2020-01-24 15:14:22 s 1 +84399.769 0 +327229.67 7680.0 C57
2020-01-24 15:44:22 S 08 51 44.182 +37 02 13.06 V C57
2020-01-24 15:44:22 s 1 +83472.776 0 +328466.26 5090.0 C57
2020-01-24 16:14:22 S 08 51 43.008 +37 02 35.59 V C57
2020-01-24 16:14:22 s 1 +82542.931 0 +329692.11 4660.0 C57
2020-01-24 16:44:22 S 08 51 41.827 +37 02 59.14 V C57
2020-01-24 16:44:22 s 1 +81610.289 0 +330907.26 6480.0 C57
2020-01-24 17:14:22 S 08 51 40.618 +37 03 21.64 V C57
2020-01-24 17:14:22 s 1 +80674.900 0 +332111.78 660.0 C57
2020-01-24 17:44:22 S 08 51 39.437 +37 03 44.71 V C57
2020-01-24 17:44:22 s 1 +79736.815 0 +333305.71 7290.0 C57
2020-01-24 18:14:22 S 08 51 38.244 +37 04 07.54 V C57
2020-01-24 18:14:22 s 1 +78796.086 0 +334489.09 6470.0 C57
2020-01-24 18:44:22 S 08 51 37.044 +37 04 29.96 V C57
2020-01-24 18:44:22 s 1 +77852.761 0 +335661.98 8310.0 C57
2020-01-24 19:14:22 S 08 51 35.870 +37 04 52.82 V C57
2020-01-24 19:14:22 s 1 +76906.890 0 +336824.42 2880.0 C57
2020-01-24 19:44:22 S 08 51 34.627 +37 05 16.01 V C57
2020-01-24 19:44:22 s 1 +75958.521 0 +337976.47 290.0 C57
2020-01-24 20:14:22 S 08 51 33.437 +37 05 38.69 V C57
2020-01-24 20:14:22 s 1 +75007.701 0 +339118.15 630.0 C57
2020-01-24 20:44:22 S 08 51 32.270 +37 06 01.30 V C57
2020-01-24 20:44:22 s 1 +74054.477 0 +340249.53 3990.0 C57
2020-01-24 21:14:22 S 08 51 31.082 +37 06 24.19 V C57
2020-01-24 21:14:22 s 1 +73098.894 0 +341370.65 450.0 C57
2020-01-24 21:44:22 S 08 51 29.818 +37 06 47.38 V C57
2020-01-24 21:44:22 s 1 +72140.999 0 +342481.55 110.0 C57
2020-01-24 22:14:22 S 08 51 28.603 +37 07 10.63 V C57
2020-01-24 22:14:22 s 1 +71180.836 0 +343582.27 3050.0 C57
2020-01-24 22:44:22 S 08 51 27.430 +37 07 32.95 V C57
2020-01-24 22:44:22 s 1 +70218.449 0 +344672.86 9360.0 C57
2020-01-24 23:14:22 S 08 51 26.182 +37 07 55.81 V C57
2020-01-24 23:14:22 s 1 +69253.882 0 +345753.36 9120.0 C57
2020-01-24 23:44:22 S 08 51 24.931 +37 08 18.28 V C57
2020-01-24 23:44:22 s 1 +68287.177 0 +346823.81 2410.0 C57
2020-01-25 00:14:22 S 08 51 23.707 +37 08 40.99 V C57
2020-01-25 00:14:22 s 1 +67318.377 0 +347884.26 9320.0 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)