660096 (1998 SL36)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4181326680 ± 1.39e-08
Semi-major axis (a)1.3907957990 AU ± 2.34e-09
Inclination (i)19.05516015° ± 8.35e-06
Long. of Asc. Node (Ω)353.07272935° ± 5.91e-06
Arg. of Perihelion (ω)116.81162669° ± 6.15e-06
Mean Anomaly (M)133.66588311° ± 5.15e-06
Mean Motion (n)0.6009207780°/day ± 1.51e-09
Perihelion dist (q)0.80925864 AU ± 1.93e-08
Aphelion dist (Q)1.97233296 AU ± 1.96e-08
Orbital Period1.64019338 yr ± 4.13e-09
Physical Parameters
H (abs. magnitude)20.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.282″
Uncertainty0
Orbit TypeApollo
MOID0.021060 AU
Observations Used221
Radar Obs Used3
Oppositions7
Arc Total1998-2022
First Observation Used1998-09-24
Last Observation Used2022-02-07
Observations (242)
Date Type RA Dec Mag Band Observatory
2016-10-19 04:05:19 C 21 03 07.61 -11 57 48.9 o 695
2016-10-19 05:31:51 C 21 03 05.598 -11 56 35.43 L F51
2016-10-19 05:48:39 C 21 03 05.090 -11 56 21.63 L F51
2016-10-19 06:05:28 C 21 03 04.582 -11 56 07.58 L F51
2016-10-20 03:22:28 C 21 02 32.29 -11 38 30.7 o 291
2016-10-20 03:26:55 C 21 02 32.14 -11 38 26.3 o 291
2016-10-20 03:31:22 C 21 02 32.06 -11 38 23.1 o 291
2016-10-26 01:46:24 C 21 00 13.75 -09 39 30.1 o 291
2016-10-26 01:51:37 C 21 00 13.64 -09 39 25.5 o 291
2016-10-26 01:56:52 C 21 00 13.61 -09 39 20.8 o 291
2016-10-27 05:38:29 C 21 00 01.141 -09 16 00.32 L F51
2016-10-27 06:26:45 C 21 00 00.680 -09 15 19.67 L F51
2016-10-29 02:30:27 C 20 59 50.78 -08 38 09.9 o 291
2016-10-29 02:38:44 C 20 59 50.73 -08 38 03.4 o 291
2016-10-29 02:47:04 C 20 59 50.71 -08 37 55.8 o 291
2016-10-30 01:52:18 C 20 59 49.96 -08 18 22.7 o 291
2016-10-30 02:00:36 C 20 59 49.94 -08 18 16.4 o 291
2016-10-30 02:08:55 C 20 59 50.00 -08 18 08.9 o 291
2016-10-31 02:51:21 C 20 59 52.12 -07 57 11.4 o 291
2016-10-31 02:59:40 C 20 59 52.13 -07 57 04.0 o 291
2016-10-31 03:08:00 C 20 59 52.11 -07 56 57.2 o 291
2016-11-12 02:25:29 C 21 03 55.41 -03 48 47.6 o 695
2016-11-12 02:49:45 C 21 03 55.93 -03 48 26.3 o 695
2016-11-12 03:13:59 C 21 03 56.45 -03 48 04.5 o 695
2016-11-14 04:58:11 C 21 05 13.498 -03 04 02.24 L F51
2016-11-14 05:17:37 C 21 05 13.964 -03 03 45.33 L F51
2016-11-14 05:37:02 C 21 05 14.446 -03 03 27.86 L F51
2016-11-18 02:06:46 C 21 08 00.14 -01 40 38.0 o 291
2016-11-18 02:15:06 C 21 08 00.36 -01 40 30.5 o 291
2016-11-18 02:23:26 C 21 08 00.61 -01 40 22.9 o 291
2016-11-23 03:46:09 C 21 12 17.57 +00 10 41.0 o 291
2016-11-23 03:51:23 C 21 12 17.75 +00 10 46.0 o 291
2016-11-23 03:56:38 C 21 12 17.97 +00 10 50.6 o 291
2016-11-25 03:31:45 C 21 14 09.94 +00 55 11.3 o 291
2016-11-25 03:39:24 C 21 14 10.21 +00 55 19.0 o 291
2016-11-25 03:47:05 C 21 14 10.49 +00 55 26.8 o 291
2016-12-27 02:37:40 C 21 53 00.97 +14 07 02.7 o 291
2016-12-27 02:42:19 C 21 53 01.24 +14 07 08.5 o 291
2017-03-17 11:15:23 C 03 21 19.10 -46 51 35.7 v Q62
2017-03-17 11:16:37 C 03 21 23.70 -46 52 16.4 v Q62
2017-03-17 11:17:51 C 03 21 28.18 -46 52 54.8 v Q62
2017-03-17 11:20:18 C 03 21 37.32 -46 54 13.5 v Q62
2017-03-17 11:21:34 C 03 21 42.06 -46 54 55.4 v Q62
2017-03-19 09:13:47 S 06 17 53.945 -58 45 55.76 L C51
2017-03-22 02:22:00 C 08 26 04.96 -56 05 26.0 W88
2017-03-22 02:42:02 C 08 26 25.23 -56 04 07.6 W88
2017-03-22 09:32:51 C 08 33 36.48 -55 39 02.4 v Q62
2017-03-22 09:58:59 C 08 33 59.96 -55 37 30.3 v Q62
2017-03-23 04:44:38 C 08 49 37.66 -54 31 28.2 W88
2017-03-23 05:20:43 C 08 50 02.99 -54 29 16.3 W88
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-03-12 20:40:00 705814.523 2 Hz 8560 -14 -14
2017-03-12 21:20:00 38031004.755 10 us 8560 -14 -14
2017-03-12 21:40:00 37932983.967 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)