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
2022-02-26 01:07:00 v 1 278.55611 +28.31281 270
2022-02-26 01:19:23 V 06 24 48.84 +15 28 03.9 14.1 V 270
2022-02-26 01:19:23 v 1 278.55611 +28.31281 270
2022-02-26 01:26:53 V 06 24 50.89 +15 27 16.6 14.2 V 270
2022-02-26 01:26:53 v 1 286.90040 +40.92648 270
2022-02-26 01:29:27 V 06 24 51.80 +15 27 07.3 14.1 V 270
2022-02-26 01:29:27 v 1 286.90040 +40.92648 270
2022-02-26 01:32:02 V 06 24 52.58 +15 26 58.1 14.4 V 270
2022-02-26 01:32:02 v 1 286.90040 +40.92648 270
2022-02-26 01:35:29 V 06 24 54.04 +15 26 44.8 14.1 V 270
2022-02-26 01:35:29 v 1 286.90040 +40.92648 270
2022-02-26 06:53:44 C 06 26 52.27 +15 07 21.4 V T08
2022-02-26 06:58:19 C 06 26 53.86 +15 07 03.9 V T08
2022-02-26 07:31:55 C 06 27 05.56 +15 04 56.8 V T08
2022-02-26 15:13:41 C 06 29 59.90 +14 35 01.0 q 168
2022-02-26 16:11:10 C 06 30 20.51 +14 31 23.3 q 168
2022-02-26 16:51:57 C 06 30 35.14 +14 28 48.0 q 168
2022-02-26 17:58:52 C 06 30 59.18 +14 24 32.9 q 168
2022-02-26 18:10:35 C 06 31 06.62 +14 23 55.2 V C23
2022-02-26 18:15:08 C 06 31 08.24 +14 23 38.0 V C23
2022-02-26 18:18:50 C 06 31 09.56 +14 23 24.0 V C23
2022-02-26 18:22:56 C 06 31 11.04 +14 23 08.5 V C23
2022-02-26 18:22:58 C 06 31 07.90 +14 23 00.3 q 168
2022-02-26 18:30:53 V 06 31 12.50 +14 22 27.1 14.1 V 270
2022-02-26 18:30:53 v 1 025.76481 +62.27737 270
2022-02-26 19:17:28 V 06 31 29.39 +14 19 29.3 14.0 V 270
2022-02-26 19:17:28 v 1 025.76481 +62.27737 270
2022-02-26 19:32:27 n 06 31 36.24 +14 18 41.7 q Z92
2022-02-26 19:53:00 n 06 31 43.60 +14 17 23.1 q Z92
2022-02-26 19:54:26 V 06 31 42.75 +14 17 08.5 14.1 V 270
2022-02-26 19:54:26 v 1 025.76481 +62.27737 270
2022-02-26 20:05:37 V 06 31 48.07 +14 16 40.0 13.9 V 270
2022-02-26 20:05:37 v 1 359.62617 +49.20361 270
2022-02-26 20:14:31 n 06 31 51.28 +14 16 01.2 q Z92
2022-02-26 20:28:19 V 06 31 55.08 +14 14 58.4 14.1 V 270
2022-02-26 20:28:19 v 1 025.76481 +62.27737 270
2022-02-26 20:54:42 V 06 32 05.51 +14 13 33.1 13.9 V 270
2022-02-26 20:54:42 v 1 359.62617 +49.20361 270
2022-02-26 22:53:02 V 06 32 47.93 +14 05 59.1 14.0 V 270
2022-02-26 22:53:02 v 1 359.62617 +49.20361 270
2022-02-26 23:39:02 V 06 33 04.45 +14 02 59.4 13.7 V 270
2022-02-26 23:39:02 v 1 359.62617 +49.20361 270
2022-02-27 10:45:44 V 06 37 17.38 +13 20 45.7 14.0 V 270
2022-02-27 10:45:44 v 1 134.17927 +34.51228 270
2022-02-27 10:46:05 C 06 37 17.01 +13 20 42.0 q Q21
2022-02-27 10:49:03 C 06 37 18.05 +13 20 30.4 q Q21
2022-02-27 10:52:02 C 06 37 19.09 +13 20 19.2 q Q21
2022-02-27 10:55:00 C 06 37 20.16 +13 20 07.9 q Q21
2022-02-27 11:23:52 V 06 37 30.80 +13 18 19.2 14.0 V 270
2022-02-27 11:23:52 v 1 134.17927 +34.51228 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)