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
2022-02-16 16:28:19 C 05 06 50.26 +27 09 56.6 V C40
2022-02-16 16:29:36 C 05 06 50.65 +27 09 53.4 V C40
2022-02-16 16:30:54 C 05 06 51.03 +27 09 50.2 V C40
2022-02-16 16:32:11 C 05 06 51.40 +27 09 47.3 V C40
2022-02-16 16:33:28 C 05 06 51.79 +27 09 44.0 V C40
2022-02-16 16:34:46 C 05 06 52.16 +27 09 41.0 V C40
2022-02-16 16:36:03 C 05 06 52.55 +27 09 37.7 V C40
2022-02-16 16:37:20 C 05 06 52.92 +27 09 34.6 V C40
2022-02-16 17:44:34 C 05 07 12.72 +27 06 50.5 V C40
2022-02-16 17:45:51 C 05 07 13.11 +27 06 47.2 V C40
2022-02-16 17:47:09 C 05 07 13.48 +27 06 44.0 V C40
2022-02-16 17:48:26 C 05 07 13.85 +27 06 40.9 V C40
2022-02-16 17:49:43 C 05 07 14.22 +27 06 37.8 V C40
2022-02-16 17:51:01 C 05 07 14.63 +27 06 34.5 V C40
2022-02-16 17:52:18 C 05 07 15.00 +27 06 31.3 V C40
2022-02-16 17:53:36 C 05 07 15.39 +27 06 28.1 V C40
2022-02-16 17:56:11 C 05 07 16.16 +27 06 21.7 V C40
2022-02-16 17:57:28 C 05 07 16.54 +27 06 18.6 V C40
2022-02-16 20:43:29 C 05 08 05.98 +26 59 22.1 V B18
2022-02-16 20:45:47 C 05 08 06.69 +26 59 16.2 o B18
2022-02-16 20:49:13 C 05 08 07.75 +26 59 07.0 V B18
2022-02-16 20:50:22 C 05 08 08.10 +26 59 04.3 o B18
2022-02-16 20:52:41 C 05 08 08.82 +26 58 58.4 V B18
2022-02-16 20:54:59 C 05 08 09.49 +26 58 52.7 o B18
2022-02-16 20:57:17 C 05 08 10.21 +26 58 46.6 V B18
2022-02-16 20:59:34 C 05 08 10.90 +26 58 40.9 o B18
2022-02-16 21:01:54 C 05 08 11.62 +26 58 35.0 V B18
2022-02-16 21:04:11 C 05 08 12.32 +26 58 29.1 o B18
2022-02-16 21:06:29 C 05 08 13.05 +26 58 23.1 V B18
2022-02-16 21:08:47 C 05 08 13.72 +26 58 17.4 o B18
2022-02-16 21:16:41 S 05 08 19.778 +26 58 35.29 L C51
2022-02-17 03:32:47 S 05 10 18.130 +26 43 04.55 L C51
2022-02-17 06:40:55 S 05 11 17.678 +26 35 12.91 L C51
2022-02-17 12:57:00 S 05 13 17.342 +26 19 20.10 L C51
2022-02-17 14:26:35 C 05 13 46.11 +26 15 08.8 Y N42
2022-02-17 14:27:33 C 05 13 46.41 +26 15 06.2 Y N42
2022-02-17 14:28:31 C 05 13 46.71 +26 15 03.7 Y N42
2022-02-17 14:29:30 C 05 13 47.00 +26 15 01.3 Y N42
2022-02-17 14:30:29 C 05 13 47.30 +26 14 58.7 Y N42
2022-02-17 14:31:04 S 05 13 47.417 +26 15 19.12 L C51
2022-02-17 14:31:28 C 05 13 47.59 +26 14 56.1 Y N42
2022-02-17 16:04:57 S 05 14 17.477 +26 11 18.89 L C51
2022-02-17 16:37:42 C 05 14 25.82 +26 09 27.0 Y N42
2022-02-17 16:38:41 C 05 14 26.13 +26 09 24.4 Y N42
2022-02-17 16:39:39 C 05 14 26.44 +26 09 21.7 Y N42
2022-02-17 16:40:38 C 05 14 26.73 +26 09 19.2 Y N42
2022-02-17 16:41:37 C 05 14 27.03 +26 09 16.6 Y N42
2022-02-17 17:29:37 C 05 14 44.22 +26 07 15.0 V C40
2022-02-17 17:33:45 C 05 14 45.48 +26 07 04.2 V C40
2022-02-17 17:36:30 C 05 14 46.30 +26 06 57.1 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)