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
2022-02-23 19:08:16 C 06 04 50.84 +18 43 45.0 V C40
2022-02-23 19:08:59 C 06 04 51.09 +18 43 42.4 V C40
2022-02-23 19:11:06 C 06 04 51.83 +18 43 35.0 V C40
2022-02-23 19:11:48 C 06 04 52.07 +18 43 32.5 V C40
2022-02-23 19:12:31 C 06 04 52.32 +18 43 30.1 V C40
2022-02-23 19:13:12 C 06 04 52.56 +18 43 27.5 V C40
2022-02-23 19:14:38 C 06 04 53.05 +18 43 22.5 V C40
2022-02-23 19:14:55 C 06 04 53.16 +18 43 21.6 V C40
2022-02-24 03:29:35 V 06 07 56.00 +18 14 41.1 14.1 V 270
2022-02-24 03:29:35 v 1 238.23383 +36.50962 270
2022-02-24 03:41:57 V 06 08 00.26 +18 13 57.7 14.2 V 270
2022-02-24 03:41:57 v 1 238.23383 +36.50962 270
2022-02-24 03:54:20 V 06 08 04.48 +18 13 13.4 14.2 V 270
2022-02-24 03:54:20 v 1 238.23383 +36.50962 270
2022-02-24 04:07:50 V 06 08 09.11 +18 12 26.4 14.2 V 270
2022-02-24 04:07:50 v 1 238.23383 +36.50962 270
2022-02-24 05:28:09 C 06 08 39.83 +18 08 06.0 V T08
2022-02-24 05:30:46 C 06 08 40.74 +18 07 56.7 V T08
2022-02-24 05:40:36 C 06 08 44.09 +18 07 22.3 V T08
2022-02-24 05:55:54 C 06 08 49.30 +18 06 28.3 V T08
2022-02-24 12:19:22 V 06 11 07.63 +17 43 25.2 14.1 V 270
2022-02-24 12:19:22 v 1 130.69568 +31.75611 270
2022-02-24 12:36:15 V 06 11 13.39 +17 42 23.1 14.3 V 270
2022-02-24 12:36:15 v 1 130.69568 +31.75611 270
2022-02-24 13:23:23 V 06 11 29.76 +17 39 34.9 14.3 V 270
2022-02-24 13:23:23 v 1 130.69568 +31.75611 270
2022-02-24 13:40:56 V 06 11 35.75 +17 38 28.3 14.0 V 270
2022-02-24 13:40:56 v 1 130.69568 +31.75611 270
2022-02-24 18:17:35 C 06 13 19.25 +17 21 43.2 q B18
2022-02-24 18:18:44 C 06 13 19.63 +17 21 39.3 q B18
2022-02-24 18:22:12 C 06 13 20.82 +17 21 26.7 q B18
2022-02-24 18:23:21 C 06 13 21.23 +17 21 22.4 q B18
2022-02-24 18:26:47 C 06 13 22.46 +17 21 09.7 q B18
2022-02-24 18:27:57 C 06 13 22.81 +17 21 05.9 q B18
2022-02-24 18:30:24 C 06 13 24.93 +17 20 50.8 V L18
2022-02-24 18:31:15 C 06 13 25.20 +17 20 47.4 V L18
2022-02-24 18:31:24 C 06 13 24.05 +17 20 53.1 q B18
2022-02-24 18:31:32 C 06 13 25.34 +17 20 46.2 V L18
2022-02-24 18:31:49 C 06 13 25.43 +17 20 45.4 V L18
2022-02-24 18:32:06 C 06 13 25.51 +17 20 44.3 V L18
2022-02-24 18:32:23 C 06 13 25.62 +17 20 42.9 V L18
2022-02-24 18:32:32 C 06 13 24.46 +17 20 48.9 q B18
2022-02-24 18:32:40 C 06 13 25.73 +17 20 42.0 V L18
2022-02-24 18:35:59 C 06 13 25.66 +17 20 36.4 q B18
2022-02-24 18:37:09 C 06 13 26.05 +17 20 32.3 q B18
2022-02-24 18:40:35 C 06 13 27.27 +17 20 19.6 q B18
2022-02-24 18:41:44 C 06 13 27.67 +17 20 15.4 q B18
2022-02-24 22:12:50 C 06 14 44.15 +17 07 26.0 V 130
2022-02-24 22:14:01 C 06 14 44.57 +17 07 21.6 V 130
2022-02-24 22:15:13 C 06 14 45.00 +17 07 17.3 V 130
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)