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
2022-02-22 18:16:06 C 05 55 53.39 +20 08 43.0 V C40
2022-02-22 18:16:49 C 05 55 53.63 +20 08 40.5 V C40
2022-02-22 18:17:32 C 05 55 53.88 +20 08 38.2 V C40
2022-02-22 18:18:57 C 05 55 54.36 +20 08 33.3 V C40
2022-02-22 18:19:39 C 05 55 54.60 +20 08 31.1 V C40
2022-02-22 18:21:46 C 05 55 55.31 +20 08 23.9 V C40
2022-02-22 18:22:28 C 05 55 55.55 +20 08 21.5 V C40
2022-02-22 18:31:40 C 05 55 58.71 +20 07 50.4 V C40
2022-02-22 18:56:01 V 05 56 08.31 +20 06 12.3 14.2 V 270
2022-02-22 18:56:01 v 1 024.63056 +60.79160 270
2022-02-22 19:20:40 V 05 56 17.69 +20 04 57.4 14.4 V 270
2022-02-22 19:20:40 v 1 006.40611 +52.19002 270
2022-02-22 19:21:02 V 05 56 16.99 +20 04 48.7 14.3 V 270
2022-02-22 19:21:02 v 1 024.63056 +60.79160 270
2022-02-22 19:36:16 C 05 56 20.49 +20 04 12.8 o B18
2022-02-22 19:37:32 C 05 56 20.93 +20 04 08.5 o B18
2022-02-22 19:38:48 C 05 56 21.37 +20 04 04.3 o B18
2022-02-22 19:40:04 C 05 56 21.81 +20 04 00.0 o B18
2022-02-22 19:41:20 C 05 56 22.25 +20 03 55.7 o B18
2022-02-22 19:42:30 n 05 56 25.69 +20 03 43.1 q Z92
2022-02-22 19:42:36 C 05 56 22.68 +20 03 51.4 o B18
2022-02-22 19:43:52 C 05 56 23.11 +20 03 47.0 o B18
2022-02-22 19:45:08 C 05 56 23.55 +20 03 42.6 o B18
2022-02-22 19:46:26 C 05 56 24.01 +20 03 38.1 o B18
2022-02-22 19:47:42 C 05 56 24.43 +20 03 33.8 o B18
2022-02-22 19:48:17 V 05 56 26.39 +20 03 14.1 14.5 V 270
2022-02-22 19:48:17 v 1 024.63056 +60.79160 270
2022-02-22 19:48:58 C 05 56 24.87 +20 03 29.5 o B18
2022-02-22 19:50:14 C 05 56 25.31 +20 03 25.3 o B18
2022-02-22 19:51:30 C 05 56 25.74 +20 03 20.9 o B18
2022-02-22 19:52:45 C 05 56 26.17 +20 03 16.6 o B18
2022-02-22 19:54:02 C 05 56 26.62 +20 03 12.3 o B18
2022-02-22 19:55:18 C 05 56 27.04 +20 03 07.8 o B18
2022-02-22 20:03:21 n 05 56 32.84 +20 02 33.8 q Z92
2022-02-22 20:06:29 n 05 56 33.92 +20 02 22.5 q Z92
2022-02-22 20:13:43 V 05 56 35.92 +20 02 01.4 14.3 V 270
2022-02-22 20:13:43 v 1 006.40611 +52.19002 270
2022-02-22 20:15:41 V 05 56 35.93 +20 01 41.7 14.2 V 270
2022-02-22 20:15:41 v 1 024.63056 +60.79160 270
2022-02-22 21:41:06 C 05 57 04.82 +19 57 02.9 V L18
2022-02-22 21:41:24 C 05 57 04.91 +19 57 02.0 V L18
2022-02-22 21:41:42 C 05 57 05.03 +19 57 01.0 V L18
2022-02-22 21:42:00 C 05 57 05.14 +19 57 00.0 V L18
2022-02-22 21:42:18 C 05 57 05.25 +19 56 58.7 V L18
2022-02-22 21:42:36 C 05 57 05.35 +19 56 57.5 V L18
2022-02-22 21:42:54 C 05 57 05.45 +19 56 56.4 V L18
2022-02-22 21:43:12 C 05 57 05.53 +19 56 55.4 V L18
2022-02-22 21:43:30 C 05 57 05.63 +19 56 54.6 V L18
2022-02-22 21:43:48 C 05 57 05.72 +19 56 53.7 V L18
2022-02-22 21:59:01 V 05 57 12.12 +19 56 02.6 14.2 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)