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
2017-03-28 10:47:31 C 09 40 05.46 -49 36 20.0 q Q60
2017-03-28 10:56:37 C 09 40 07.15 -49 36 05.8 q Q60
2017-03-28 11:05:42 C 09 40 08.80 -49 35 51.1 q Q60
2021-08-29 13:08:19 C 00 51 02.266 +00 27 44.49 U F51
2021-08-29 13:26:27 C 00 51 01.482 +00 27 58.25 U F51
2021-08-29 13:44:30 C 00 51 00.706 +00 28 11.77 U F51
2021-08-29 14:02:37 C 00 50 59.949 +00 28 25.41 U F51
2021-08-30 11:40:59 C 00 50 08.664 +00 44 56.88 U F51
2021-08-30 11:59:03 C 00 50 07.842 +00 45 10.85 U F51
2021-08-30 12:35:08 C 00 50 06.168 +00 45 38.83 U F51
2021-08-30 13:53:25 C 00 50 02.546 +00 46 39.18 U F51
2021-08-30 14:10:03 C 00 50 01.771 +00 46 52.10 U F51
2021-08-30 14:26:41 C 00 50 01.005 +00 47 05.10 U F51
2021-08-30 14:43:19 C 00 50 00.235 +00 47 18.03 U F51
2021-09-05 11:17:10 C 00 42 29.497 +02 46 02.19 U F51
2021-09-05 11:39:36 C 00 42 27.905 +02 46 22.84 U F51
2021-09-05 12:23:43 C 00 42 24.762 +02 47 03.45 U F51
2021-09-07 07:14:05 C 00 39 25.02 +03 27 31.2 V 703
2021-09-07 07:21:46 C 00 39 24.44 +03 27 39.0 V 703
2021-09-07 07:29:26 C 00 39 23.86 +03 27 45.8 V 703
2021-09-07 07:37:06 C 00 39 23.18 +03 27 52.7 V 703
2021-09-07 08:40:32 C 00 39 18.31 +03 28 55.3 U I41
2021-09-07 09:07:10 C 00 39 16.20 +03 29 21.2 U I41
2021-09-07 09:08:30 C 00 39 16.09 +03 29 22.4 U I41
2021-09-07 10:17:12 C 00 39 10.63 +03 30 29.4 U I41
2021-09-09 11:52:54 C 00 35 13.011 +04 20 29.51 U F52
2021-09-09 11:53:50 C 00 35 12.924 +04 20 30.45 U F52
2021-09-09 12:10:43 C 00 35 11.395 +04 20 48.13 U F52
2021-09-09 12:11:38 C 00 35 11.311 +04 20 48.99 U F52
2021-09-09 12:28:31 C 00 35 09.780 +04 21 06.53 U F52
2021-09-09 12:29:26 C 00 35 09.692 +04 21 07.39 U F52
2021-09-09 12:47:10 C 00 35 08.087 +04 21 25.85 U F52
2021-09-09 16:09:58 C 00 34 51.514 +04 25 12.00 V P07
2021-09-09 17:23:17 C 00 34 44.854 +04 26 28.43 V P07
2021-09-09 17:23:33 C 00 34 44.813 +04 26 28.97 V P07
2021-09-09 17:24:26 C 00 34 44.791 +04 26 30.19 V P07
2021-09-09 17:24:35 C 00 34 44.772 +04 26 29.87 V P07
2021-09-09 18:49:35 C 00 34 36.938 +04 27 59.83 V P07
2021-09-09 19:44:23 C 00 34 31.894 +04 28 56.60 V P07
2021-09-10 08:11:24 C 00 33 26.92 +04 41 47.7 V G96
2021-09-10 08:20:53 C 00 33 26.01 +04 41 58.0 V G96
2021-09-10 08:29:45 C 00 33 25.17 +04 42 07.6 V G96
2021-09-10 08:38:37 C 00 33 24.35 +04 42 17.0 V G96
2021-09-13 08:37:26 C 00 26 24.21 +06 02 44.0 V T05
2021-09-13 08:42:09 C 00 26 23.73 +06 02 48.2 V T05
2021-09-13 08:50:30 C 00 26 22.87 +06 02 58.3 V T05
2021-09-13 09:01:28 C 00 26 21.64 +06 03 11.3 V T05
2021-09-14 07:04:58 C 00 23 57.75 +06 29 14.6 V 703
2021-09-14 07:12:35 C 00 23 56.95 +06 29 23.9 V 703
2021-09-14 07:27:47 C 00 23 55.14 +06 29 42.8 V 703
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)