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
2022-02-27 12:01:45 V 06 37 44.38 +13 15 56.0 13.9 V 270
2022-02-27 12:01:45 v 1 130.69584 +31.75617 270
2022-02-27 12:08:37 V 06 37 46.62 +13 15 25.9 14.0 V 270
2022-02-27 12:08:37 v 1 134.17927 +34.51228 270
2022-02-27 12:27:10 V 06 37 53.31 +13 14 17.7 14.0 V 270
2022-02-27 12:27:10 v 1 130.69584 +31.75617 270
2022-02-27 12:46:44 V 06 38 00.10 +13 12 57.7 14.0 V 270
2022-02-27 12:46:44 v 1 134.17927 +34.51228 270
2022-02-27 12:59:44 V 06 38 04.81 +13 12 11.9 14.0 V 270
2022-02-27 12:59:44 v 1 130.69584 +31.75617 270
2022-02-27 13:42:56 V 06 38 20.02 +13 09 24.6 13.8 V 270
2022-02-27 13:42:56 v 1 130.69584 +31.75617 270
2022-02-27 18:20:37 V 06 40 07.07 +12 50 55.4 14.1 V 270
2022-02-27 18:20:37 v 1 024.63071 +60.79169 270
2022-02-27 18:39:14 C 06 40 14.78 +12 50 02.7 a 233
2022-02-27 18:39:44 C 06 40 15.27 +12 49 51.2 V C23
2022-02-27 18:42:52 C 06 40 16.19 +12 49 47.4 a 233
2022-02-27 18:46:31 C 06 40 17.43 +12 49 34.0 a 233
2022-02-27 18:50:10 C 06 40 18.74 +12 49 19.9 a 233
2022-02-27 18:51:59 C 06 40 19.45 +12 49 07.2 q K40
2022-02-27 18:55:01 C 06 40 20.59 +12 48 52.8 V B72
2022-02-27 18:56:56 C 06 40 21.28 +12 48 45.4 V B72
2022-02-27 18:58:50 C 06 40 21.96 +12 48 38.0 V B72
2022-02-27 18:59:38 C 06 40 22.20 +12 48 37.4 q K40
2022-02-27 19:00:45 C 06 40 22.64 +12 48 30.6 V B72
2022-02-27 19:02:39 C 06 40 23.32 +12 48 23.3 V B72
2022-02-27 19:03:00 V 06 40 22.48 +12 48 10.8 14.1 V 270
2022-02-27 19:03:00 v 1 024.63071 +60.79169 270
2022-02-27 19:09:54 C 06 40 26.08 +12 47 54.4 V C23
2022-02-27 19:19:08 C 06 40 29.21 +12 47 18.4 V G33
2022-02-27 19:24:01 C 06 40 30.96 +12 46 59.4 V G33
2022-02-27 19:25:46 V 06 40 32.06 +12 46 52.6 14.1 V 270
2022-02-27 19:25:46 v 1 000.41794 +51.19157 270
2022-02-27 19:25:47 C 06 40 31.62 +12 46 52.9 V G33
2022-02-27 19:26:01 n 06 40 32.23 +12 46 48.3 q Z92
2022-02-27 19:27:28 C 06 40 32.21 +12 46 46.1 V G33
2022-02-27 19:29:39 C 06 40 32.99 +12 46 37.7 V G33
2022-02-27 19:31:21 C 06 40 33.59 +12 46 31.1 V G33
2022-02-27 19:33:04 C 06 40 34.21 +12 46 24.4 V G33
2022-02-27 19:34:42 C 06 40 34.79 +12 46 18.2 V G33
2022-02-27 19:36:23 C 06 40 35.41 +12 46 11.7 V G33
2022-02-27 19:38:04 C 06 40 36.00 +12 46 05.0 V G33
2022-02-27 19:43:20 C 06 40 38.05 +12 45 45.1 V C23
2022-02-27 19:43:24 V 06 40 37.05 +12 45 34.5 14.1 V 270
2022-02-27 19:43:24 v 1 024.63071 +60.79169 270
2022-02-27 19:47:30 n 06 40 39.95 +12 45 25.7 q Z92
2022-02-27 20:01:12 V 06 40 43.64 +12 44 36.9 14.5 V 270
2022-02-27 20:01:12 v 1 016.33576 +48.20427 270
2022-02-27 20:03:31 n 06 40 45.70 +12 44 23.6 q Z92
2022-02-27 20:03:53 V 06 40 45.69 +12 44 25.0 14.0 V 270
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)