2011 QJ21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3822753458
Semi-major axis (a)1.0593337714 AU
Inclination (i)19.40543557°
Long. of Asc. Node (Ω)150.13431644°
Arg. of Perihelion (ω)66.88904931°
Mean Anomaly (M)90.91220215°
Mean Motion (n)0.9039581300°/day
Perihelion dist (q)0.65437940 AU
Aphelion dist (Q)1.46430940 AU
Orbital Period1.09032450 yr
Physical Parameters
H (abs. magnitude)24.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.391″
Uncertainty
Orbit TypeApollo
MOID0.031053 AU
Observations Used46
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-09-02
Observations (47)
Date Type RA Dec Mag Band Observatory
2011-08-24 13:48:22 C 21 32 38.43 -15 30 03.2 r E12
2011-08-24 14:06:44 C 21 32 38.75 -15 34 08.0 r E12
2011-08-24 14:25:16 C 21 32 39.10 -15 38 13.5 r E12
2011-08-24 14:43:52 C 21 32 39.40 -15 42 19.4 r E12
2011-08-24 15:11:53 C 21 32 39.93 -15 48 25.0 r E12
2011-08-24 15:40:44 C 21 32 40.54 -15 54 41.0 r E12
2011-08-24 16:14:15 C 21 32 41.33 -16 01 54.5 r E12
2011-08-25 01:24:33 C 21 33 23.02 -17 55 30.8 o 807
2011-08-25 01:31:44 C 21 33 23.19 -17 56 56.7 o 807
2011-08-25 01:40:56 C 21 33 23.36 -17 58 45.6 o 807
2011-08-25 10:45:34 C 21 33 50.93 -19 40 33.7 r E12
2011-08-25 10:49:23 C 21 33 51.00 -19 41 14.9 r E12
2011-08-25 17:30:15 C 21 33 57.34 -20 50 10.6 r E12
2011-08-25 17:34:17 C 21 33 57.45 -20 50 49.6 r E12
2011-08-25 20:23:03 C 21 34 16.16 -21 21 18.9 u 595
2011-08-25 20:35:25 C 21 34 16.43 -21 23 18.9 u 595
2011-08-26 04:25:13 C 21 34 36.57 -22 36 13.2 u H36
2011-08-26 04:32:44 C 21 34 36.54 -22 37 21.4 u H36
2011-08-26 11:26:45 C 21 34 55.81 -23 34 58.7 r E12
2011-08-26 11:30:34 C 21 34 55.82 -23 35 31.2 r E12
2011-08-27 06:01:53 C 21 35 34.43 -26 00 16.9 t H21
2011-08-27 06:08:05 C 21 35 34.50 -26 01 00.0 t H21
2011-08-27 06:14:16 C 21 35 34.54 -26 01 43.5 t H21
2011-08-27 06:20:19 C 21 35 34.62 -26 02 25.6 t H21
2011-08-27 09:48:29 C 21 35 50.15 -26 24 22.1 r E12
2011-08-27 14:15:59 C 21 35 50.62 -26 54 01.2 o 474
2011-08-27 14:17:59 C 21 35 50.64 -26 54 14.0 o 474
2011-08-27 14:19:59 C 21 35 50.67 -26 54 26.8 o 474
2011-08-27 14:21:59 C 21 35 50.71 -26 54 39.0 o 474
2011-08-28 02:28:30 C 21 36 22.30 -28 10 40.6 o 807
2011-08-28 02:36:17 C 21 36 22.33 -28 11 26.9 o 807
2011-08-28 03:23:25 C 21 36 24.25 -28 17 44.8 t H21
2011-08-28 03:30:09 C 21 36 24.27 -28 18 24.4 t H21
2011-08-28 03:36:52 C 21 36 24.29 -28 19 03.7 t H21
2011-08-28 15:31:45 C 21 36 41.78 -29 23 44.3 r E12
2011-08-28 15:39:02 C 21 36 41.93 -29 24 22.5 r E12
2011-08-29 14:31:29 C 21 37 25.85 -31 15 15.4 r E12
2011-08-29 14:42:12 C 21 37 25.87 -31 16 02.7 r E12
2011-08-30 13:41:14 C 21 38 05.00 -32 48 49.8 o 474
2011-08-30 13:45:34 C 21 38 05.06 -32 49 05.7 o 474
2011-08-30 13:51:44 C 21 38 05.11 -32 49 28.2 o 474
2011-08-30 16:22:58 C 21 38 07.51 -32 58 55.0 r E12
2011-08-31 13:19:49 C 21 38 44.97 -34 10 00.9 r E12
2011-08-31 13:34:53 C 21 38 45.03 -34 10 46.9 r E12
2011-09-02 11:38:19 C 21 39 54.72 -36 14 32.4 o 474
2011-09-02 11:41:59 C 21 39 54.74 -36 14 41.0 o 474
2011-09-02 11:45:40 C 21 39 54.76 -36 14 49.0 o 474