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
2012-08-28 16:46:35 C 23 55 59.951 -10 27 10.05 r E12
2012-08-28 16:47:17 C 23 55 59.875 -10 27 09.74 r E12
2012-08-29 02:17:36 C 23 55 11.81 -10 23 33.3 t I89
2012-08-29 02:27:00 C 23 55 10.74 -10 23 28.9 t I89
2012-08-29 02:35:08 C 23 55 09.92 -10 23 24.7 t I89
2012-08-29 02:44:40 C 23 55 08.89 -10 23 19.5 t I89
2012-08-29 03:17:34 C 23 55 10.59 -10 21 29.4 u 807
2012-08-29 03:23:03 C 23 55 10.00 -10 21 26.4 u 807
2012-08-29 03:28:28 C 23 55 09.44 -10 21 23.7 u 807
2012-08-29 03:33:48 C 23 55 08.88 -10 21 20.8 u 807
2012-08-29 03:38:41 C 23 55 08.36 -10 21 18.4 u 807
2012-08-29 07:09:41 C 23 54 48.38 -10 20 54.3 16.5 r 718
2012-08-29 07:16:18 C 23 54 47.62 -10 20 50.9 16.2 r 718
2012-08-29 07:28:39 C 23 54 46.33 -10 20 43.9 16.4 r 718
2012-08-29 07:34:43 C 23 54 45.66 -10 20 41.0 16.5 r 718
2012-08-29 07:55:37 C 23 54 41.54 -10 20 28.2 u H21
2012-08-29 08:00:48 C 23 54 40.98 -10 20 25.1 u H21
2012-08-29 08:05:07 C 23 54 40.50 -10 20 22.6 u H21
2012-08-29 08:11:07 C 23 54 39.84 -10 20 19.3 u H21
2012-08-29 08:16:16 C 23 54 39.28 -10 20 16.2 u H21
2012-08-29 10:00:43 C 23 54 28.37 -10 19 14.6 u H36
2012-08-29 10:03:00 C 23 54 28.13 -10 19 13.2 u H36
2012-08-29 10:05:19 C 23 54 27.86 -10 19 11.8 u H36
2012-08-29 10:07:39 C 23 54 27.62 -10 19 10.5 u H36
2012-08-29 10:09:57 C 23 54 27.37 -10 19 09.0 u H36
2012-08-29 10:12:15 C 23 54 27.12 -10 19 07.7 u H36
2012-08-30 02:20:39 C 23 52 54.45 -10 09 30.3 t I89
2012-08-30 02:31:50 C 23 52 53.09 -10 09 23.4 t I89
2012-08-30 02:56:00 C 23 52 50.14 -10 09 08.0 t I89
2012-08-30 03:09:00 C 23 52 48.56 -10 08 59.6 t I89
2012-08-30 03:36:30 C 23 52 46.10 -10 08 31.5 t 954
2012-08-30 03:37:33 C 23 52 45.97 -10 08 31.1 t 954
2012-08-30 04:06:16 C 23 52 42.40 -10 08 12.4 t 954
2012-08-30 04:07:21 C 23 52 42.27 -10 08 11.2 t 954
2012-08-30 04:21:05 C 23 52 45.31 -10 06 38.4 u 807
2012-08-30 04:26:12 C 23 52 44.67 -10 06 35.3 u 807
2012-08-30 04:31:16 C 23 52 44.05 -10 06 32.2 u 807
2012-08-30 04:35:30 C 23 52 38.78 -10 07 52.6 t 954
2012-08-30 04:36:16 C 23 52 43.42 -10 06 29.1 u 807
2012-08-30 04:36:33 C 23 52 38.67 -10 07 52.2 t 954
2012-08-30 04:40:47 C 23 52 42.86 -10 06 26.3 u 807
2012-08-30 04:41:12 C 23 52 42.52 -10 08 05.1 I29
2012-08-30 04:46:57 C 23 52 41.96 -10 08 00.6 I29
2012-08-30 04:53:21 C 23 52 40.99 -10 07 56.1 I29
2012-08-30 04:59:15 C 23 52 40.34 -10 07 54.0 I29
2012-08-30 05:11:02 C 23 52 38.92 -10 07 47.1 I29
2012-08-30 06:02:28 C 23 52 33.91 -10 07 11.3 v H21
2012-08-30 06:04:36 C 23 52 33.65 -10 07 10.3 v H21
2012-08-30 06:06:46 C 23 52 33.38 -10 07 09.0 v H21
2012-08-30 06:08:39 C 23 52 33.15 -10 07 07.8 v H21
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)