153591 (2001 SN263)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4799501702 ± 1.35e-09
Semi-major axis (a)1.9877627834 AU ± 8.82e-11
Inclination (i)6.69249029° ± 3.51e-07
Long. of Asc. Node (Ω)325.70895525° ± 1.05e-06
Arg. of Perihelion (ω)173.05863055° ± 1.30e-06
Mean Anomaly (M)124.08081465° ± 3.30e-07
Mean Motion (n)0.3516943922°/day ± 2.34e-11
Perihelion dist (q)1.03373570 AU ± 2.68e-09
Aphelion dist (Q)2.94178987 AU ± 2.69e-09
Orbital Period2.80250782 yr ± 1.87e-10
Physical Parameters
H (abs. magnitude)17.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.171″
Uncertainty0
Orbit TypeAmor
MOID0.047787 AU
Observations Used3293
Radar Obs Used3
Oppositions21
Arc Total1990-2025
First Observation Used1990-09-25
Last Observation Used2025-06-05
Observations (4048)
Date Type RA Dec Mag Band Observatory
2022-04-06 01:39:07 C 10 34 42.343 -19 39 49.90 V W68
2022-04-06 01:43:01 C 10 34 42.842 -19 39 51.55 V W68
2022-04-06 01:51:29 C 10 34 43.973 -19 39 54.86 V W68
2022-04-06 02:09:40 C 10 34 46.370 -19 40 02.21 V W68
2022-04-06 02:40:50 C 10 34 50.38 -19 40 20.1 V W94
2022-04-06 02:49:18 C 10 34 51.44 -19 40 23.1 V W94
2022-04-06 02:57:43 C 10 34 52.57 -19 40 26.5 V W94
2022-04-06 19:28:17 C 10 37 12.46 -19 47 24.1 V C40
2022-04-06 19:29:02 C 10 37 12.55 -19 47 24.3 V C40
2022-04-06 19:34:33 C 10 37 13.28 -19 47 26.2 V C40
2022-04-06 19:36:47 C 10 37 13.57 -19 47 27.0 V C40
2022-04-06 19:42:03 C 10 37 14.26 -19 47 29.1 V C40
2022-04-06 19:42:48 C 10 37 14.36 -19 47 29.4 V C40
2022-04-06 19:45:46 C 10 37 14.75 -19 47 30.4 V C40
2022-04-06 20:04:37 C 10 37 17.23 -19 47 37.3 V C40
2022-04-06 20:05:01 C 10 37 17.27 -19 47 37.4 V C40
2022-04-06 20:08:00 C 10 37 17.66 -19 47 38.5 V C40
2022-04-06 20:08:23 C 10 37 17.72 -19 47 38.7 V C40
2022-04-06 20:08:45 C 10 37 17.77 -19 47 38.8 V C40
2022-04-06 20:14:17 C 10 37 18.50 -19 47 40.7 V C40
2022-04-06 20:18:03 C 10 37 18.99 -19 47 41.9 V C40
2022-04-06 20:18:48 C 10 37 19.09 -19 47 42.2 V C40
2022-04-06 20:21:47 C 10 37 19.48 -19 47 43.3 V C40
2022-04-06 20:22:10 C 10 37 19.53 -19 47 43.4 V C40
2022-04-06 20:22:55 C 10 37 19.64 -19 47 43.7 V C40
2022-04-06 20:25:54 C 10 37 20.03 -19 47 44.7 V C40
2022-04-06 20:28:09 C 10 37 20.33 -19 47 45.5 V C40
2022-04-06 20:30:02 C 10 37 20.57 -19 47 46.0 V C40
2022-04-07 17:59:07 C 10 40 20.244 -19 54 33.91 V M22
2022-04-07 18:40:36 C 10 40 25.524 -19 54 48.74 V M22
2022-04-07 18:44:39 C 10 40 26.040 -19 54 49.86 V M22
2022-04-07 18:52:35 C 10 40 27.048 -19 54 52.67 V M22
2022-04-08 02:29:23 C 10 41 28.106 -19 57 23.36 V W68
2022-04-08 02:36:46 C 10 41 29.026 -19 57 25.78 V W68
2022-04-08 02:44:26 C 10 41 29.986 -19 57 28.15 V W68
2022-04-08 03:43:49 C 10 41 37.426 -19 57 46.26 V W68
2022-04-09 05:35:42 C 10 45 04.331 -20 06 05.18 V 703
2022-04-09 05:43:14 C 10 45 05.234 -20 06 08.57 V 703
2022-04-09 05:50:46 C 10 45 06.145 -20 06 10.55 V 703
2022-04-09 05:58:18 C 10 45 07.045 -20 06 11.66 V 703
2022-04-09 20:07:43 C 10 46 57.70 -20 10 05.5 V C40
2022-04-09 20:08:52 C 10 46 57.84 -20 10 05.8 V C40
2022-04-09 20:10:15 C 10 46 58.01 -20 10 06.3 V C40
2022-04-09 20:19:12 C 10 46 59.09 -20 10 08.5 V C40
2022-04-09 20:19:52 C 10 46 59.18 -20 10 08.6 V C40
2022-04-09 20:32:55 C 10 47 00.77 -20 10 11.9 V C40
2022-04-09 20:35:39 C 10 47 01.09 -20 10 12.4 V C40
2022-04-09 20:36:21 C 10 47 01.18 -20 10 12.6 V C40
2022-04-09 20:46:51 C 10 47 02.46 -20 10 15.3 V C40
2022-04-09 20:55:05 C 10 47 03.47 -20 10 17.2 V C40
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-02-12 00:46:00 74376743.286 50 us 2380 -1 -1
2022-02-22 05:50:00 105008239.98 10 us 8560 -14 -14
2022-02-23 01:00:00 104031851.77 10 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)