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
2012-08-26 08:35:37 C 23 59 58.74 -10 53 56.0 r 703
2012-08-26 08:46:20 C 23 59 57.91 -10 53 52.0 r 703
2012-08-26 08:57:13 C 23 59 57.08 -10 53 47.6 r 703
2012-08-26 09:08:01 C 23 59 56.25 -10 53 43.4 r 703
2012-08-26 09:36:19 C 23 59 54.06 -10 53 32.2 r 703
2012-08-26 09:45:42 C 23 59 53.30 -10 53 28.7 r 703
2012-08-26 09:54:57 C 23 59 52.62 -10 53 25.1 r 703
2012-08-26 10:04:18 C 23 59 51.90 -10 53 20.9 r 703
2012-08-26 10:36:06 C 23 59 49.52 -10 53 07.5 r 703
2012-08-26 10:38:45 C 23 59 49.34 -10 53 06.6 r 703
2012-08-26 10:41:22 C 23 59 49.09 -10 53 05.5 r 703
2012-08-26 10:44:01 C 23 59 48.91 -10 53 04.4 r 703
2012-08-26 11:01:01 C 23 59 47.32 -10 52 56.5 c H06
2012-08-26 11:04:00 C 23 59 47.11 -10 52 55.4 c H06
2012-08-26 11:06:59 C 23 59 46.89 -10 52 54.1 c H06
2012-08-26 11:09:58 C 23 59 46.65 -10 52 52.9 c H06
2012-08-26 14:25:26 C 23 59 39.41 -10 51 37.6 u 900
2012-08-26 14:35:42 C 23 59 38.64 -10 51 33.7 u 900
2012-08-26 14:45:59 C 23 59 37.86 -10 51 29.8 u 900
2012-08-26 15:10:14 C 23 59 34.98 -10 50 02.9 o E23
2012-08-26 15:18:10 C 23 59 34.36 -10 49 59.7 o E23
2012-08-26 15:24:20 C 23 59 33.87 -10 49 57.4 o E23
2012-08-26 15:56:48 C 23 59 32.55 -10 51 02.0 o 300
2012-08-26 16:23:31 C 23 59 30.42 -10 50 51.1 o 300
2012-08-26 16:50:11 C 23 59 28.27 -10 50 40.0 o 300
2012-08-26 17:02:38 C 23 59 27.33 -10 50 35.3 o 300
2012-08-26 22:32:16 C 23 59 09.11 -10 48 24.2 o C77
2012-08-26 22:50:04 C 23 59 07.73 -10 48 17.2 o C77
2012-08-26 23:04:57 C 23 59 06.30 -10 48 09.3 v 470
2012-08-26 23:08:38 C 23 59 06.30 -10 48 09.7 o C77
2012-08-26 23:11:11 C 23 59 05.75 -10 48 06.4 v 470
2012-08-26 23:14:18 C 23 59 05.55 -10 48 05.6 v 470
2012-08-26 23:17:25 C 23 59 05.26 -10 48 04.1 v 470
2012-08-26 23:20:32 C 23 59 05.03 -10 48 03.0 v 470
2012-08-26 23:28:00 C 23 59 04.75 -10 48 01.7 o C77
2012-08-27 00:07:56 C 23 59 01.57 -10 47 50.1 u C23
2012-08-27 00:16:05 C 23 59 00.98 -10 47 47.6 u C23
2012-08-27 00:20:32 C 23 59 01.04 -10 47 38.3 t C27
2012-08-27 00:32:24 C 23 58 59.73 -10 47 41.4 u C23
2012-08-27 00:36:28 C 23 58 59.39 -10 47 39.0 u C23
2012-08-27 00:42:08 C 23 58 59.27 -10 47 29.2 t C27
2012-08-27 00:56:46 C 23 58 58.07 -10 47 23.6 t C27
2012-08-27 01:11:09 C 23 58 57.23 -10 47 14.7 t I89
2012-08-27 01:20:42 C 23 58 56.42 -10 47 10.7 t I89
2012-08-27 01:29:12 C 23 58 58.94 -10 45 37.3 v I39
2012-08-27 01:30:19 C 23 58 55.64 -10 47 06.5 t I89
2012-08-27 01:40:03 C 23 58 54.82 -10 47 02.4 t I89
2012-08-27 01:40:18 C 23 58 58.12 -10 45 32.4 v I39
2012-08-27 02:00:07 C 23 58 56.63 -10 45 25.4 v I39
2012-08-27 02:43:55 C 23 58 49.33 -10 46 43.4 u C23
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)