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
2012-08-30 06:12:41 C 23 52 32.63 -10 07 05.1 v H21
2012-08-30 06:14:50 C 23 52 32.37 -10 07 03.7 v H21
2012-08-30 06:16:43 C 23 52 32.14 -10 07 02.6 v H21
2012-08-30 06:18:53 C 23 52 31.87 -10 07 01.2 v H21
2012-08-30 07:35:16 C 23 52 23.75 -10 06 05.2 v H15
2012-08-30 07:46:24 C 23 52 22.81 -10 06 06.3 16.2 r 718
2012-08-30 07:56:57 C 23 52 21.49 -10 05 59.6 16.1 r 718
2012-08-30 08:01:57 C 23 52 20.36 -10 05 48.2 v H15
2012-08-30 08:12:28 C 23 52 19.57 -10 05 49.7 16.1 r 718
2012-08-30 08:29:02 C 23 52 16.88 -10 05 30.5 v H15
2012-08-30 08:56:15 C 23 52 13.37 -10 05 12.8 v H15
2012-08-30 09:23:09 C 23 52 09.91 -10 04 55.0 v H15
2012-08-30 09:50:16 C 23 52 06.44 -10 04 36.9 v H15
2012-08-30 12:31:19 C 23 51 54.501 -10 01 14.79 r E12
2012-08-30 12:35:17 C 23 51 54.013 -10 01 12.18 r E12
2012-08-30 12:40:30 C 23 51 53.349 -10 01 09.10 r E12
2012-08-30 15:38:58 C 23 51 29.866 -09 59 11.64 r E12
2012-08-30 15:42:57 C 23 51 29.341 -09 59 08.91 r E12
2012-08-31 05:30:54 C 23 49 55.44 -09 51 05.4 u H21
2012-08-31 05:36:02 C 23 49 54.71 -09 51 01.7 u H21
2012-08-31 05:41:21 C 23 49 53.95 -09 50 57.9 u H21
2012-08-31 05:46:49 C 23 49 53.16 -09 50 54.0 u H21
2012-08-31 07:42:55 C 23 49 38.03 -09 49 21.0 v H15
2012-08-31 08:09:33 C 23 49 34.11 -09 49 02.1 v H15
2012-08-31 08:36:39 C 23 49 30.08 -09 48 40.9 v H15
2012-08-31 09:03:45 C 23 49 26.08 -09 48 20.3 v H15
2012-08-31 09:30:42 C 23 49 22.11 -09 47 59.4 v H15
2012-08-31 09:57:52 C 23 49 18.11 -09 47 38.2 v H15
2012-08-31 10:51:36 C 23 49 10.29 -09 46 55.9 v H15
2012-09-01 23:46:20 C 23 43 58.94 -09 15 35.7 t J84
2012-09-01 23:52:42 C 23 43 57.77 -09 15 29.7 t J84
2012-09-02 00:31:14 C 23 43 50.79 -09 14 52.7 t J84
2012-09-02 00:38:19 C 23 43 49.51 -09 14 45.7 t J84
2012-09-02 00:45:24 C 23 43 48.21 -09 14 39.1 t J84
2012-09-02 23:14:34 C 23 39 52.77 -08 50 37.1 u I76
2012-09-02 23:22:09 C 23 39 51.11 -08 50 28.8 u I76
2012-09-02 23:27:39 C 23 39 49.95 -08 50 22.6 u I76
2012-09-03 03:56:46 C 23 39 00.87 -08 44 51.3 v H15
2012-09-03 04:23:18 C 23 38 55.19 -08 44 21.0 v H15
2012-09-03 04:50:18 C 23 38 49.30 -08 43 50.1 v H15
2012-09-03 05:17:19 C 23 38 43.31 -08 43 18.8 v H15
2012-09-03 05:44:31 C 23 38 37.22 -08 42 47.3 v H15
2012-09-03 06:38:35 C 23 38 24.90 -08 41 43.3 v H15
2012-09-03 07:05:56 C 23 38 18.59 -08 41 10.5 v H15
2012-09-03 07:52:57 C 23 38 08.35 -08 40 24.5 15.4 r 718
2012-09-03 08:04:43 C 23 38 05.63 -08 40 10.0 15.3 r 718
2012-09-03 08:16:00 C 23 38 03.01 -08 39 56.1 15.3 r 718
2012-09-03 08:26:45 C 23 37 59.73 -08 39 31.5 v H15
2012-09-03 08:53:47 C 23 37 53.40 -08 38 57.8 v H15
2012-09-03 09:21:31 C 23 37 46.90 -08 38 22.8 v H15
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)