2012 QG42

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3744934283 ± 2.93e-08
Semi-major axis (a)1.0257494058 AU ± 1.80e-09
Inclination (i)6.80830323° ± 1.05e-06
Long. of Asc. Node (Ω)344.76625830° ± 8.60e-07
Arg. of Perihelion (ω)116.19428088° ± 2.03e-06
Mean Anomaly (M)182.04251951° ± 1.20e-05
Mean Motion (n)0.9487468895°/day ± 2.49e-09
Perihelion dist (q)0.64161299 AU ± 3.00e-08
Aphelion dist (Q)1.40988582 AU ± 3.01e-08
Orbital Period1.03887169 yr ± 2.73e-09
Physical Parameters
H (abs. magnitude)20.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.278″
Uncertainty0
Orbit TypeApollo
MOID0.013397 AU
Observations Used2023
Radar Obs Used8
Oppositions1
Arc Total2012-2019
First Observation Used2012-08-26
Last Observation Used2019-05-11
Observations (2170)
Date Type RA Dec Mag Band Observatory
2012-08-27 02:49:00 C 23 58 48.90 -10 46 41.3 u C23
2012-08-27 08:03:01 C 23 58 30.21 -10 44 18.5 16.7 r 718
2012-08-27 08:09:38 C 23 58 29.66 -10 44 15.3 16.7 r 718
2012-08-27 08:15:22 C 23 58 27.36 -10 44 08.6 r 850
2012-08-27 08:15:41 C 23 58 29.15 -10 44 13.1 16.7 r 718
2012-08-27 08:21:45 C 23 58 28.64 -10 44 10.0 16.7 r 718
2012-08-27 08:30:27 C 23 58 26.08 -10 44 01.6 r 850
2012-08-27 08:47:42 C 23 58 24.61 -10 43 53.6 r 850
2012-08-27 09:03:50 C 23 58 23.24 -10 43 46.1 r 850
2012-08-27 09:20:00 C 23 58 21.88 -10 43 38.7 r 850
2012-08-27 12:36:10 C 23 58 13.468 -10 40 49.83 r E12
2012-08-27 12:36:41 C 23 58 13.421 -10 40 49.63 r E12
2012-08-27 12:37:12 C 23 58 13.383 -10 40 49.42 r E12
2012-08-27 21:45:14 C 23 57 33.40 -10 38 06.5 u 595
2012-08-27 21:59:55 C 23 57 32.13 -10 38 00.3 u 595
2012-08-27 23:08:33 C 23 57 25.88 -10 37 31.2 u C47
2012-08-27 23:23:02 C 23 57 24.64 -10 37 24.4 u C47
2012-08-27 23:35:26 C 23 57 23.54 -10 37 18.7 u C47
2012-08-27 23:45:45 C 23 57 22.60 -10 37 14.0 u C47
2012-08-27 23:59:11 C 23 57 21.40 -10 37 07.5 u C47
2012-08-28 01:02:10 C 23 57 15.98 -10 36 34.1 u 160
2012-08-28 01:07:08 C 23 57 15.51 -10 36 31.7 u 160
2012-08-28 01:12:03 C 23 57 15.06 -10 36 29.2 u 160
2012-08-28 03:16:42 C 23 57 05.14 -10 35 14.1 t 954
2012-08-28 03:46:16 C 23 57 02.35 -10 35 00.3 t 954
2012-08-28 04:16:13 C 23 56 59.47 -10 34 45.2 t 954
2012-08-28 06:48:14 C 23 56 50.24 -10 33 42.5 u H21
2012-08-28 06:51:14 C 23 56 49.96 -10 33 41.0 u H21
2012-08-28 06:54:15 C 23 56 49.67 -10 33 39.7 u H21
2012-08-28 06:57:16 C 23 56 49.37 -10 33 38.2 u H21
2012-08-28 07:00:17 C 23 56 49.09 -10 33 36.6 u H21
2012-08-28 07:22:00 C 23 56 48.46 -10 33 19.5 16.6 c 704
2012-08-28 07:32:51 C 23 56 45.77 -10 33 16.5 r 850
2012-08-28 07:39:56 C 23 56 46.68 -10 33 10.7 16.9 c 704
2012-08-28 07:54:26 C 23 56 43.69 -10 33 05.8 r 850
2012-08-28 08:16:00 C 23 56 41.60 -10 32 54.8 r 850
2012-08-28 08:16:07 C 23 56 43.14 -10 32 53.3 17.8 c 704
2012-08-28 08:20:05 C 23 56 41.94 -10 32 56.5 u H36
2012-08-28 08:21:14 C 23 56 41.83 -10 32 55.9 u H36
2012-08-28 08:22:23 C 23 56 41.72 -10 32 55.3 u H36
2012-08-28 08:23:32 C 23 56 41.61 -10 32 54.7 u H36
2012-08-28 08:57:31 C 23 56 38.91 -10 32 32.6 16.4 t H06
2012-08-28 08:58:56 C 23 56 38.81 -10 32 31.5 16.5 t H06
2012-08-28 09:02:19 C 23 56 38.66 -10 32 30.8 u H06
2012-08-28 09:28:03 C 23 56 36.14 -10 32 17.6 u H06
2012-08-28 10:02:53 C 23 56 32.55 -10 31 58.9 u H06
2012-08-28 11:18:19 C 23 56 25.19 -10 31 18.8 16.4 t H06
2012-08-28 11:19:57 C 23 56 25.02 -10 31 17.1 16.8 t H06
2012-08-28 11:21:32 C 23 56 24.89 -10 31 16.6 16.5 t H06
2012-08-28 16:45:55 C 23 56 00.020 -10 27 10.63 r E12
Radar Observations (8)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-09-13 05:10:00 196289.173 1.5 Hz 8560 -14 -14
2012-09-13 05:30:00 191811.549 1.5 Hz 8560 -14 -14
2012-09-13 05:40:00 20011910.94 10 us 8560 -14 -14
2012-09-13 06:10:00 19972738.03 2 us 8560 -14 -14
2012-09-14 21:37:00 -36649.1704 0.03 Hz 2380 -1 -1
2012-09-14 21:39:00 19502873.69 4 us 2380 -1 -1
2012-09-15 21:09:00 21746337.13 1.5 us 2380 -1 -1
2012-09-15 21:16:00 -84331.3341 0.05 Hz 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)