2008 QS11

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4825518794 ± 1.96e-08
Semi-major axis (a)1.8610908790 AU ± 9.88e-09
Inclination (i)12.48268900° ± 4.27e-06
Long. of Asc. Node (Ω)11.49165652° ± 1.69e-06
Arg. of Perihelion (ω)30.75992363° ± 1.07e-05
Mean Anomaly (M)259.93085936° ± 2.04e-05
Mean Motion (n)0.3882048037°/day ± 3.09e-09
Perihelion dist (q)0.96301798 AU ± 3.68e-08
Aphelion dist (Q)2.75916378 AU ± 3.93e-08
Orbital Period2.53893376 yr ± 2.02e-08
Physical Parameters
H (abs. magnitude)19.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.447″
Uncertainty0
Orbit TypeApollo
MOID0.006003 AU
Observations Used372
Radar Obs Used7
Oppositions1
Arc Total2008-2014
First Observation Used2008-08-27
Last Observation Used2014-03-05
Observations (397)
Date Type RA Dec Mag Band Observatory
2008-10-25 10:40:41 C 11 03 22.12 +51 07 45.0 o H55
2008-10-25 10:45:09 C 11 03 22.71 +51 07 43.8 o H55
2008-10-25 10:49:28 C 11 03 23.23 +51 07 42.9 o H55
2008-10-25 10:54:57 C 11 03 23.92 +51 07 41.6 o H55
2008-10-25 11:01:43 C 11 03 24.79 +51 07 39.7 o H55
2008-11-27 10:42:53 C 11 56 05.10 +46 58 39.6 o H55
2008-11-27 10:44:37 C 11 56 05.14 +46 58 39.3 o H55
2008-11-27 10:49:53 C 11 56 05.27 +46 58 38.6 o H55
2009-02-03 07:14:09 C 09 58 53.76 +45 40 09.9 20.8 c 704
2009-02-03 07:31:35 C 09 58 51.26 +45 40 00.3 20.6 c 704
2009-02-03 07:49:00 C 09 58 49.02 +45 39 50.1 20.4 c 704
2009-03-20 02:08:36 C 09 03 11.09 +31 18 07.6 o H55
2009-03-20 02:31:44 C 09 03 11.21 +31 17 50.2 o H55
2009-03-20 02:54:29 C 09 03 11.32 +31 17 33.2 o H55
2013-08-27 01:29:05 C 18 47 03.06 -49 08 11.4 u 807
2013-08-27 01:39:39 C 18 47 02.45 -49 08 04.6 u 807
2013-08-27 01:49:11 C 18 47 01.89 -49 07 58.5 u 807
2013-11-26 01:55:38 C 21 02 58.87 +01 02 03.3 o 291
2013-11-26 01:57:06 C 21 02 59.05 +01 02 07.4 o 291
2013-11-26 01:58:34 C 21 02 59.22 +01 02 11.2 o 291
2013-11-27 03:20:35 C 21 06 06.28 +02 08 02.6 o 291
2013-11-27 03:22:01 C 21 06 06.45 +02 08 06.4 o 291
2013-11-27 03:23:27 C 21 06 06.63 +02 08 09.7 o 291
2013-12-07 04:18:09 C 21 38 10.77 +13 15 31.8 o 291
2013-12-07 04:20:09 C 21 38 11.03 +13 15 37.7 o 291
2013-12-07 04:22:09 C 21 38 11.31 +13 15 43.1 o 291
2013-12-24 03:36:46 C 22 49 28.56 +33 20 38.9 o 291
2013-12-24 03:38:45 C 22 49 28.98 +33 20 44.5 o 291
2013-12-24 03:40:45 C 22 49 29.40 +33 20 50.3 o 291
2013-12-30 10:29:15 S 23 25 07.04 +40 10 08.6 L C51
2013-12-30 13:39:03 S 23 25 56.07 +40 18 10.5 L C51
2013-12-30 16:48:50 S 23 26 45.29 +40 26 11.5 L C51
2013-12-30 18:23:38 S 23 27 09.90 +40 30 11.1 L C51
2013-12-30 19:58:37 S 23 27 34.69 +40 34 09.8 L C51
2013-12-30 21:33:25 S 23 27 59.44 +40 38 09.0 L C51
2013-12-30 23:08:24 S 23 28 24.16 +40 42 07.4 L C51
2013-12-31 00:43:12 S 23 28 49.17 +40 46 05.4 L C51
2013-12-31 05:27:48 S 23 30 03.96 +40 57 58.4 L C51
2013-12-31 05:27:58 S 23 30 03.93 +40 57 58.5 L C51
2013-12-31 07:02:47 S 23 30 29.04 +41 01 54.0 L C51
2013-12-31 13:22:21 S 23 32 09.66 +41 17 37.1 L C51
2013-12-31 16:32:07 S 23 33 00.26 +41 25 24.6 L C51
2014-01-02 05:05:54 C 23 42 57.17 +42 53 29.0 o 291
2014-01-02 05:07:12 C 23 42 57.53 +42 53 32.4 o 291
2014-03-05 02:49:34 C 06 28 04.34 +42 55 57.8 u H21
2014-03-05 02:52:54 C 06 28 04.85 +42 55 54.7 u H21
2014-03-05 03:05:17 C 06 28 06.50 +42 55 43.1 u H21
Radar Observations (7)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-10-01 08:00:00 128182.677 0.5 Hz 8560 -14 -14
2008-10-01 08:50:00 27999703.5 10 us 8560 -14 -14
2008-10-01 09:40:00 27959004.64 1.25 us 8650 -14 -14
2008-10-01 11:00:00 27900330.13 1.25 us 8650 -14 -14
2008-10-02 07:40:00 -10798.766 0.2 Hz 8560 -14 -14
2008-10-02 08:00:00 27639622.48 2 us 8560 -14 -14
2008-10-03 07:30:00 -147526.807 0.2 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)