2011 QG9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6005378851 ± 1.35e-08
Semi-major axis (a)2.7226736838 AU ± 2.29e-09
Inclination (i)11.43305042° ± 4.45e-06
Long. of Asc. Node (Ω)309.67176045° ± 1.22e-05
Arg. of Perihelion (ω)73.94343066° ± 1.70e-05
Mean Anomaly (M)49.97229980° ± 2.28e-06
Mean Motion (n)0.2193910394°/day ± 2.77e-10
Perihelion dist (q)1.08760499 AU ± 3.67e-08
Aphelion dist (Q)4.35774238 AU ± 3.68e-08
Orbital Period4.49255487 yr ± 5.67e-09
Physical Parameters
H (abs. magnitude)20.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.276″
Uncertainty0
Orbit TypeAmor
MOID0.200519 AU
Observations Used176
Oppositions15
Arc Total2002-2021
First Observation Used2002-07-14
Last Observation Used2021-01-03
Observations (178)
Date Type RA Dec Mag Band Observatory
2011-08-26 19:58:22 C 20 23 22.86 -04 37 34.4 u A78
2011-08-26 20:01:11 C 20 23 22.74 -04 37 29.3 u A78
2011-08-28 02:46:47 C 20 21 10.76 -03 45 45.2 o H21
2011-08-28 02:50:58 C 20 21 10.43 -03 45 38.2 o H21
2011-08-28 02:55:19 C 20 21 10.08 -03 45 30.8 o H21
2011-08-28 03:01:16 C 20 21 09.58 -03 45 20.3 o H21
2011-08-28 03:51:55 C 20 21 05.23 -03 43 21.3 o 807
2011-08-28 04:14:44 C 20 21 03.46 -03 42 42.9 o 807
2011-08-29 06:51:41 C 20 19 10.98 -02 57 21.3 o 291
2011-08-29 07:02:34 C 20 19 10.16 -02 57 02.0 o 291
2011-08-29 11:17:31 C 20 18 52.78 -02 49 01.8 o 474
2011-08-29 11:20:30 C 20 18 52.58 -02 48 56.7 o 474
2011-08-29 11:23:40 C 20 18 52.30 -02 48 50.7 o 474
2011-08-30 03:05:33 C 20 17 47.54 -02 21 56.1 t H21
2011-08-30 03:13:14 C 20 17 46.97 -02 21 42.4 t H21
2011-08-30 03:31:48 C 20 17 45.54 -02 21 09.7 t H21
2011-08-30 11:15:59 C 20 17 13.21 -02 06 47.0 o 474
2011-08-30 11:18:40 C 20 17 13.03 -02 06 42.1 o 474
2011-08-30 11:21:20 C 20 17 12.82 -02 06 37.3 o 474
2011-09-02 09:38:50 C 20 12 31.75 +00 01 25.3 o 474
2011-09-02 09:40:20 C 20 12 31.65 +00 01 27.4 o 474
2011-09-02 09:41:49 C 20 12 31.53 +00 01 30.7 o 474
2011-09-06 02:09:57 C 20 07 04.35 +02 50 08.5 o H21
2011-09-06 02:15:36 C 20 07 04.00 +02 50 19.2 o H21
2011-09-06 02:22:15 C 20 07 03.55 +02 50 32.3 o H21
2011-09-06 02:29:18 C 20 07 03.11 +02 50 46.5 o H21
2011-09-12 01:41:28 C 19 59 34.61 +07 41 29.1 o H21
2011-09-12 01:48:05 C 19 59 34.28 +07 41 42.8 o H21
2011-09-12 01:54:38 C 19 59 33.93 +07 41 56.7 o H21
2011-09-12 02:01:07 C 19 59 33.56 +07 42 10.3 o H21
2011-09-13 01:11:43 C 19 58 32.15 +08 30 52.9 o H21
2011-09-13 01:20:49 C 19 58 31.69 +08 31 12.2 o H21
2011-09-13 01:29:55 C 19 58 31.19 +08 31 30.9 o H21
2011-09-14 01:28:14 C 19 57 30.74 +09 22 19.7 t H21
2011-09-14 01:33:15 C 19 57 30.43 +09 22 31.6 t H21
2011-10-02 19:53:25 C 19 50 59.99 +26 18 09.9 u 157
2011-10-02 19:58:18 C 19 51 00.07 +26 18 21.4 u 157
2011-10-02 20:03:11 C 19 51 00.06 +26 18 32.6 u 157
2011-11-05 00:38:35 C 21 13 15.80 +57 40 44.6 o H21
2011-11-05 00:46:28 C 21 13 17.62 +57 41 00.4 o H21
2011-11-05 00:54:15 C 21 13 19.64 +57 41 15.7 o H21
2011-11-05 01:02:06 C 21 13 21.52 +57 41 31.1 o H21
2011-11-07 18:12:10 C 21 31 18.46 +59 49 14.9 v C32
2011-11-07 18:13:45 C 21 31 18.92 +59 49 17.8 v C32
2011-11-07 18:15:19 C 21 31 19.41 +59 49 20.7 v C32
2011-11-07 18:16:51 C 21 31 19.88 +59 49 23.1 v C32
2011-11-12 22:39:10 C 22 14 03.20 +63 13 31.9 v 204
2011-11-12 22:55:37 C 22 14 09.46 +63 13 53.4 v 204
2011-12-08 02:16:40 C 02 30 10.73 +59 42 17.0 o H21
2011-12-08 02:20:57 C 02 30 11.92 +59 42 09.7 o H21