IAA RAS IAA Minor Planet Database

470951 (2009 LS)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2912991404 ± 5.76e-08
Semi-major axis (a)1.2627748775 AU ± 2.09e-09
Inclination (i)44.99926322° ± 1.21e-05
Long. of Asc. Node (Ω)252.73542767° ± 5.74e-06
Arg. of Perihelion (ω)176.31583291° ± 8.78e-06
Mean Anomaly (M)54.96484548° ± 8.33e-06
Mean Motion (n)0.6945817633°/day ± 1.73e-09
Perihelion dist (q)0.89492964 AU ± 7.27e-08
Aphelion dist (Q)1.63062011 AU ± 7.27e-08
Orbital Period1.41902125 yr ± 3.53e-09
Physical Parameters
H (abs. magnitude)17.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.330″
Uncertainty0
Orbit TypeApollo
MOID0.090976 AU
Observations Used303
Radar Obs Used1
Oppositions1
Arc Total2009-2012
First Observation Used2009-06-12
Last Observation Used2023-06-19
Observations (309)
Date Type RA Dec Mag Band Observatory
2019-08-09 08:33:04 C 16 21 24.667 +33 10 38.68 – U F52
2019-08-09 08:53:19 C 16 21 24.157 +33 10 38.13 – U F51
2019-08-09 09:13:51 C 16 21 23.611 +33 10 37.31 – U F51
2019-10-05 05:20:28 C 16 58 49.064 +30 31 45.98 – U F51
2019-10-05 05:39:02 C 16 58 50.308 +30 31 43.61 – U F51
2019-10-05 05:57:40 C 16 58 51.556 +30 31 41.01 – U F51
2019-12-17 01:30:44 C 21 19 54.30 +13 23 48.4 – V G96
2019-12-17 01:39:05 C 21 19 56.51 +13 23 29.0 – V G96
2019-12-17 01:47:26 C 21 19 58.74 +13 23 10.0 – V G96
2019-12-29 17:21:46 C 22 45 08.61 -00 37 19.1 – V C95
2019-12-29 17:34:03 C 22 45 12.07 -00 37 56.8 – V C95
2019-12-29 17:46:19 C 22 45 15.47 -00 38 34.4 – V C95
2020-01-02 05:34:59 C 23 08 46.77 -04 57 43.6 – V T05
2020-01-02 05:39:03 C 23 08 47.94 -04 57 55.8 – V T05
2020-01-02 05:46:19 C 23 08 49.90 -04 58 18.7 – V T05
2020-01-02 06:00:57 C 23 08 53.88 -04 59 03.2 – V T05
2020-01-04 02:13:56 C 23 21 05.32 -07 14 35.9 – V 703
2020-01-04 02:29:48 C 23 21 09.48 -07 15 25.5 – V 703
2020-01-04 02:37:44 C 23 21 11.67 -07 15 49.1 – V 703
2020-01-04 04:54:44 C 23 21 49.12 -07 22 42.2 – V T08
2020-01-04 04:59:26 C 23 21 50.45 -07 22 55.8 – V T08
2020-01-04 05:07:24 C 23 21 52.55 -07 23 21.0 – V T08
2020-01-04 05:22:02 C 23 21 56.46 -07 24 04.8 – V T08
2020-01-19 06:36:59 C 00 51 05.87 -23 03 42.8 – V T08
2020-01-19 06:43:52 C 00 51 07.25 -23 03 56.8 – V T08
2020-01-19 06:57:43 C 00 51 10.21 -23 04 24.3 – V T08
2020-01-19 07:12:00 C 00 51 13.30 -23 04 53.4 – V T08
2020-01-21 06:02:44 C 01 01 13.27 -24 38 06.6 – V T05
2020-01-21 06:07:36 C 01 01 14.26 -24 38 15.5 – V T05
2020-01-21 06:16:56 C 01 01 16.10 -24 38 33.1 – V T05
2020-01-21 06:31:17 C 01 01 19.10 -24 39 00.3 – V T05
2020-01-27 06:16:12 C 01 29 48.67 -28 45 17.5 – V T08
2020-01-27 06:22:12 C 01 29 49.81 -28 45 27.3 – V T08
2020-01-27 06:29:47 C 01 29 51.15 -28 45 38.9 – V T08
2020-01-27 06:48:23 C 01 29 54.63 -28 46 06.9 – V T08
2022-05-12 13:26:14 C 21 03 39.240 +14 36 42.60 – U F52
2022-05-12 13:43:02 C 21 03 40.178 +14 37 14.75 – U F52
2022-05-12 13:59:36 C 21 03 41.047 +14 37 47.01 – U F52
2022-10-17 12:01:11 C 10 21 55.883 +37 28 02.35 – V G96
2022-10-17 12:08:31 C 10 21 56.048 +37 27 37.22 – V G96
2022-10-17 12:15:52 C 10 21 56.189 +37 27 12.67 – V G96
2022-10-17 12:23:13 C 10 21 56.354 +37 26 47.83 – V G96
2022-10-20 11:30:08 C 10 23 41.881 +33 16 02.28 – V 703
2022-10-20 11:37:24 C 10 23 41.996 +33 15 36.22 – V 703
2022-10-20 11:44:40 C 10 23 42.101 +33 15 09.47 – V 703
2022-10-20 11:51:56 C 10 23 42.371 +33 14 42.07 – V 703
2022-10-30 12:21:11 C 10 31 30.346 +17 02 14.03 – V 703
2022-10-30 12:24:57 C 10 31 30.508 +17 01 56.96 – V 703
2022-10-30 12:32:29 C 10 31 30.562 +17 01 23.34 – V 703
2022-10-30 14:47:08 C 10 31 36.152 +16 51 33.39 – U F52
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-11-24 14:00:00 170694.2347 0.05 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)