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
2012-09-05 04:18:42 C 23 27 23.55 -07 34 45.5 q H45
2012-09-05 04:19:58 C 23 27 23.14 -07 34 43.2 q H45
2012-09-05 04:21:02 C 23 27 22.79 -07 34 41.4 q H45
2012-09-05 04:22:22 C 23 27 22.38 -07 34 38.9 q H45
2012-09-05 06:55:21 C 23 26 35.00 -07 30 17.5 15.0 r 718
2012-09-05 07:05:04 C 23 26 28.67 -07 29 58.2 u H21
2012-09-05 07:05:58 C 23 26 31.51 -07 29 58.5 15.0 r 718
2012-09-05 07:07:54 C 23 26 27.73 -07 29 53.0 u H21
2012-09-05 07:10:24 C 23 26 26.91 -07 29 48.4 u H21
2012-09-05 07:13:14 C 23 26 25.97 -07 29 43.2 u H21
2012-09-05 07:15:41 C 23 26 25.16 -07 29 38.7 u H21
2012-09-05 07:16:35 C 23 26 28.05 -07 29 39.4 15.0 r 718
2012-09-05 07:18:28 C 23 26 24.25 -07 29 33.7 u H21
2012-09-05 07:20:54 C 23 26 23.44 -07 29 29.2 u H21
2012-09-05 07:23:20 C 23 26 22.64 -07 29 24.8 u H21
2012-09-05 07:25:47 C 23 26 21.83 -07 29 20.3 u H21
2012-09-05 21:31:34 C 23 22 03.97 -07 01 30.6 t 954
2012-09-05 22:00:32 C 23 21 50.78 -07 00 58.4 c J08
2012-09-05 22:04:55 C 23 21 48.52 -07 01 08.9 w I63
2012-09-05 22:06:01 C 23 21 48.13 -07 01 06.2 t J84
2012-09-05 22:11:30 C 23 21 46.14 -07 00 55.2 t J84
2012-09-05 22:16:59 C 23 21 44.15 -07 00 43.9 t J84
2012-09-05 22:21:50 C 23 21 42.38 -07 00 34.0 w I63
2012-09-05 22:22:28 C 23 21 42.15 -07 00 32.7 t J84
2012-09-05 22:27:58 C 23 21 40.16 -07 00 21.4 t J84
2012-09-05 22:31:16 C 23 21 38.33 -07 00 15.6 u C23
2012-09-05 22:31:44 C 23 21 39.38 -06 59 55.0 c J08
2012-09-05 22:32:39 C 23 21 38.46 -07 00 12.4 u J95
2012-09-05 22:32:50 C 23 21 37.75 -07 00 12.5 u C23
2012-09-05 22:33:27 C 23 21 38.16 -07 00 10.3 t J84
2012-09-05 22:34:25 C 23 21 37.15 -07 00 09.3 u C23
2012-09-05 22:36:00 C 23 21 36.60 -07 00 05.9 u C23
2012-09-05 22:37:10 C 23 21 36.80 -07 00 03.4 u J95
2012-09-05 22:37:34 C 23 21 35.96 -07 00 02.3 u C23
2012-09-05 22:39:09 C 23 21 35.44 -06 59 59.4 u C23
2012-09-05 22:40:44 C 23 21 34.88 -06 59 56.3 u C23
2012-09-05 22:41:28 C 23 21 35.24 -06 59 54.4 u J95
2012-09-05 22:42:18 C 23 21 34.25 -06 59 52.8 u C23
2012-09-05 22:43:20 C 23 21 34.52 -06 59 49.8 w I63
2012-09-05 22:43:53 C 23 21 33.65 -06 59 49.3 u C23
2012-09-05 22:45:27 C 23 21 33.11 -06 59 46.4 u C23
2012-09-05 22:57:44 C 23 21 29.25 -06 59 20.0 w I63
2012-09-05 23:12:20 C 23 21 24.11 -06 58 31.1 c J08
2012-09-05 23:15:00 C 23 21 22.87 -06 58 44.1 w I63
2012-09-05 23:25:17 C 23 21 19.76 -06 58 04.7 w I99
2012-09-05 23:26:52 C 23 21 18.47 -06 58 19.3 w I63
2012-09-05 23:31:24 C 23 21 17.45 -06 57 51.9 w I99
2012-09-05 23:31:33 C 23 21 19.77 -06 57 26.2 t 954
2012-09-05 23:39:10 C 23 21 13.90 -06 57 53.4 w I63
2012-09-05 23:43:48 C 23 21 12.76 -06 57 25.8 w I99
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)