329437 (2002 OA22)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2432146386 ± 2.00e+00
Semi-major axis (a)0.9356772654 AU ± 3.00e+00
Inclination (i)6.89900581° ± 4.00e+00
Long. of Asc. Node (Ω)173.98890421° ± 5.00e+00
Arg. of Perihelion (ω)318.71504892° ± 6.00e+00
Mean Anomaly (M)51.29543530° ± 7.34e-06
Mean Motion (n)1.0889881657°/day ± 5.24e+00
Perihelion dist (q)0.70810686 AU ± 2.94e+00
Aphelion dist (Q)1.16324767 AU ± 4.17e+00
Orbital Period0.90508448 yr ± 4.35e+00
NGA Modelr2
A21.42581004e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.304″
Uncertainty0
Orbit TypeAten
MOID0.034844 AU
Observations Used877
Oppositions2
Arc Total2002-2023
First Observation Used2002-07-30
Last Observation Used2023-09-27
Observations (959)
Date Type RA Dec Mag Band Observatory
2023-08-25 01:37:38 C 03 52 15.62 +21 00 49.2 X C95
2023-08-25 02:11:59 C 03 52 22.77 +21 00 47.5 X C95
2023-08-29 13:23:33 C 04 15 25.431 +20 48 52.78 X F51
2023-08-29 13:41:45 C 04 15 29.382 +20 48 50.04 X F51
2023-08-29 13:59:49 C 04 15 33.291 +20 48 47.03 X F51
2023-08-29 14:17:57 C 04 15 37.202 +20 48 44.02 X F51
2023-09-27 14:38:53 C 07 18 48.838 +11 55 05.76 X F52
2023-09-27 14:45:20 C 07 18 50.634 +11 54 57.28 X F52
2023-09-27 14:51:48 C 07 18 52.418 +11 54 48.86 X F52
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-09-19 06:50:00 67326509.23 0.5 us 2380 -1 -1
2013-09-25 07:00:00 47138324.05 3 us 8560 -14 -14
2013-09-26 07:00:00 44439189.61 3 us 8560 -14 -14
2013-09-27 07:50:00 41936796.41 3 us 8560 -14 -14
2013-09-28 08:00:00 39840537.27 1.5 us 8560 -14 -14
2013-09-29 09:30:00 38037245.07 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)