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
2022-01-22 08:15:42 C 03 07 38.21 +39 42 46.2 V T08
2022-01-22 15:32:50 C 03 08 22.95 +39 37 55.2 q 168
2022-01-22 16:35:50 C 03 08 28.54 +39 37 15.1 q 168
2022-01-22 17:43:51 C 03 08 34.66 +39 36 30.5 q 168
2022-01-23 07:54:45 C 03 09 59.12 +39 28 08.0 V T08
2022-01-23 08:00:46 C 03 09 59.66 +39 28 03.7 V T08
2022-01-23 08:15:21 C 03 10 00.96 +39 27 53.3 V T08
2022-01-23 08:27:19 C 03 10 02.04 +39 27 44.6 V T08
2022-01-23 17:41:09 C 03 11 02.54 +39 21 45.4 V L92
2022-01-23 17:46:12 C 03 11 03.01 +39 21 42.2 V L92
2022-01-23 17:51:50 C 03 11 03.50 +39 21 38.5 V L92
2022-01-23 17:57:27 C 03 11 04.02 +39 21 35.1 V L92
2022-01-24 19:14:29 C 03 13 47.94 +39 04 58.7 q M16
2022-01-24 19:37:14 C 03 13 50.20 +39 04 42.7 q M16
2022-01-24 19:57:12 S 03 13 53.023 +39 04 33.67 L C51
2022-01-24 19:59:58 C 03 13 52.47 +39 04 26.8 q M16
2022-01-25 05:21:36 S 03 14 57.113 +38 58 14.02 L C51
2022-01-25 08:29:44 S 03 15 18.806 +38 56 06.25 L C51
2022-01-25 10:03:48 S 03 15 29.712 +38 55 02.10 L C51
2022-01-25 15:34:58 C 03 16 08.41 +38 51 29.9 q C97
2022-01-25 15:37:14 C 03 16 08.63 +38 51 28.2 q C97
2022-01-25 15:39:29 C 03 16 08.86 +38 51 26.8 q C97
2022-01-25 15:41:43 C 03 16 09.08 +38 51 25.2 q C97
2022-01-25 15:48:29 C 03 16 09.82 +38 51 19.3 q C97
2022-01-25 15:50:44 C 03 16 09.95 +38 51 17.9 q C97
2022-01-25 16:20:48 S 03 16 13.922 +38 50 40.67 L C51
2022-01-25 21:06:40 V 03 16 46.40 +38 47 18.8 15.9 V 270
2022-01-25 21:06:40 v 1 005.44199 +43.43548 270
2022-01-25 21:12:05 V 03 16 46.78 +38 47 12.4 15.9 V 270
2022-01-25 21:12:05 v 1 005.44199 +43.43548 270
2022-01-25 21:20:08 V 03 16 47.77 +38 47 08.0 15.9 V 270
2022-01-25 21:20:08 v 1 005.44199 +43.43548 270
2022-01-25 21:24:26 V 03 16 48.27 +38 47 04.4 15.7 V 270
2022-01-25 21:24:26 v 1 005.44199 +43.43548 270
2022-01-25 22:36:53 S 03 16 58.615 +38 46 20.42 L C51
2022-01-26 00:01:53 V 03 17 09.66 +38 45 29.4 15.4 V 270
2022-01-26 00:01:53 v 1 276.64247 +33.90558 270
2022-01-26 00:05:51 V 03 17 10.07 +38 45 26.5 15.7 V 270
2022-01-26 00:05:51 v 1 276.64247 +33.90558 270
2022-01-26 00:09:49 V 03 17 10.53 +38 45 23.7 16.2 V 270
2022-01-26 00:09:49 v 1 276.64247 +33.90558 270
2022-01-26 00:17:46 V 03 17 11.34 +38 45 18.3 15.6 V 270
2022-01-26 00:17:46 v 1 276.64247 +33.90558 270
2022-01-26 00:20:07 V 03 17 07.82 +38 44 37.9 16.5 V 270
2022-01-26 00:20:07 v 1 006.94684 +46.58369 270
2022-01-26 00:22:06 V 03 17 08.42 +38 44 35.3 17.3 V 270
2022-01-26 00:22:06 v 1 006.94684 +46.58369 270
2022-01-26 01:45:01 S 03 17 21.245 +38 44 08.84 L C51
2022-01-26 02:52:51 C 03 17 29.35 +38 43 30.5 V 703
2022-01-26 03:01:24 C 03 17 30.22 +38 43 23.9 V 703
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)