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
2022-02-28 18:23:02 C 06 49 08.21 +11 17 14.1 V L65
2022-02-28 18:25:18 C 06 49 09.31 +11 17 07.2 V C23
2022-02-28 18:34:50 V 06 49 11.48 +11 16 20.0 13.9 V 270
2022-02-28 18:34:50 v 1 024.63089 +60.79169 270
2022-02-28 18:41:22 C 06 49 15.03 +11 16 04.8 V K85
2022-02-28 18:43:22 C 06 49 15.50 +11 15 58.3 V K74
2022-02-28 18:45:09 C 06 49 16.13 +11 15 51.2 V K74
2022-02-28 18:46:57 C 06 49 16.80 +11 15 44.3 V K74
2022-02-28 18:48:50 C 06 49 17.48 +11 15 33.1 V L65
2022-02-28 18:49:22 C 06 49 17.64 +11 15 34.7 V K74
2022-02-28 18:51:27 C 06 49 18.39 +11 15 34.3 V G17
2022-02-28 18:52:31 C 06 49 18.78 +11 15 30.0 V G17
2022-02-28 18:53:36 C 06 49 19.17 +11 15 25.8 V G17
2022-02-28 19:03:57 C 06 49 20.20 +11 14 27.3 q 168
2022-02-28 19:09:47 V 06 49 24.14 +11 14 02.7 14.1 V 270
2022-02-28 19:09:47 v 1 024.63089 +60.79169 270
2022-02-28 19:10:48 C 06 49 25.37 +11 14 07.0 V L65
2022-02-28 19:23:47 V 06 49 30.17 +11 13 16.0 13.5 V 270
2022-02-28 19:23:47 v 1 006.40745 +52.19007 270
2022-02-28 19:29:20 C 06 49 32.22 +11 12 56.8 V K85
2022-02-28 19:53:43 V 06 49 40.04 +11 11 09.9 13.9 V 270
2022-02-28 19:53:43 v 1 024.63089 +60.79169 270
2022-02-28 19:53:55 C 06 49 38.43 +11 11 09.5 q 168
2022-02-28 20:27:52 V 06 49 53.12 +11 09 04.6 14.0 V 270
2022-02-28 20:27:52 v 1 006.40745 +52.19007 270
2022-02-28 20:34:00 C 06 49 53.15 +11 08 30.6 q 168
2022-02-28 20:36:29 V 06 49 55.54 +11 08 21.0 13.7 V 270
2022-02-28 20:36:29 v 1 024.63089 +60.79169 270
2022-02-28 21:24:53 V 06 50 13.57 +11 05 19.5 14.4 V 270
2022-02-28 21:24:53 v 1 006.40745 +52.19007 270
2022-02-28 22:14:38 V 06 50 31.52 +11 02 02.6 13.6 V 270
2022-02-28 22:14:38 v 1 006.40745 +52.19007 270
2022-03-01 01:01:26 V 06 51 36.48 +10 51 26.2 14.3 V 270
2022-03-01 01:01:26 v 1 276.64247 +33.90559 270
2022-03-01 01:24:12 V 06 51 44.42 +10 49 53.9 14.0 V 270
2022-03-01 01:24:12 v 1 286.90040 +40.92648 270
2022-03-01 01:57:49 V 06 51 57.18 +10 47 51.5 14.4 V 270
2022-03-01 01:57:49 v 1 276.64247 +33.90559 270
2022-03-01 02:21:13 V 06 52 04.68 +10 46 07.6 13.9 V 270
2022-03-01 02:21:13 v 1 286.90040 +40.92648 270
2022-03-01 02:47:01 V 06 52 14.44 +10 44 38.2 13.8 V 270
2022-03-01 02:47:01 v 1 276.64247 +33.90559 270
2022-03-01 03:11:57 V 06 52 22.80 +10 42 46.8 13.8 V 270
2022-03-01 03:11:57 v 1 286.90040 +40.92648 270
2022-03-01 03:32:00 V 06 52 31.10 +10 41 41.5 13.8 V 270
2022-03-01 03:32:00 v 1 276.64247 +33.90559 270
2022-03-01 04:07:21 V 06 52 41.95 +10 39 03.0 14.2 V 270
2022-03-01 04:07:21 v 1 286.90040 +40.92648 270
2022-03-01 04:45:02 V 06 52 59.45 +10 36 47.8 14.0 V 270
2022-03-01 04:45:02 v 1 237.55010 +37.73289 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)