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
2012-09-16 02:07:30 C 16 39 56.53 +23 12 43.2 u H21
2012-09-16 02:08:47 C 16 39 53.27 +23 12 44.6 u H21
2012-09-16 02:10:14 C 16 39 49.54 +23 12 46.0 u H21
2012-09-16 02:12:47 C 16 39 43.05 +23 12 48.5 u H21
2012-09-16 02:48:55 C 16 38 15.64 +23 14 42.8 r 703
2012-09-16 02:56:53 C 16 37 55.38 +23 14 50.2 r 703
2012-09-16 03:04:47 C 16 37 35.18 +23 14 57.7 r 703
2012-09-16 03:18:52 C 16 37 01.61 +23 14 21.8 16.6 r 718
2012-09-16 03:21:10 C 16 36 55.79 +23 14 24.0 16.6 r 718
2012-09-16 03:23:28 C 16 36 50.05 +23 14 25.9 16.5 r 718
2012-09-16 18:12:08 C 16 03 45.30 +23 18 02.2 u 160
2012-09-16 18:15:11 C 16 03 38.91 +23 17 59.7 u 160
2012-09-16 18:18:19 C 16 03 32.37 +23 17 56.9 u 160
2012-09-17 01:34:00 C 15 49 32.11 +23 11 43.2 u H21
2012-09-17 01:38:43 C 15 49 23.28 +23 11 36.3 u H21
2012-09-17 01:43:26 C 15 49 14.50 +23 11 29.0 u H21
2012-09-17 01:48:07 C 15 49 05.75 +23 11 21.9 u H21
2012-09-17 01:50:36 C 15 49 01.13 +23 11 18.4 u H21
2012-09-17 19:21:18 C 15 20 52.57 +22 43 09.3 u 510
2012-09-17 19:36:22 C 15 20 30.84 +22 42 37.1 u 510
2012-09-17 19:49:48 C 15 20 11.60 +22 42 08.2 u 510
2012-09-17 20:03:14 C 15 19 52.51 +22 41 39.5 u 510
2012-09-17 20:16:40 C 15 19 33.49 +22 41 10.2 u 510
2012-09-18 02:47:37 C 15 10 47.65 +22 30 13.9 o G48
2012-09-18 02:52:17 C 15 10 41.53 +22 30 03.6 o G48
2012-09-18 02:53:50 C 15 10 39.55 +22 30 00.3 o G48
2013-08-04 01:26:47 C 21 38 34.41 -31 29 27.8 t J04
2013-08-04 01:32:37 C 21 38 33.43 -31 29 31.2 t J04
2013-08-04 01:38:27 C 21 38 32.45 -31 29 34.6 t J04
2013-08-05 00:57:05 C 21 34 45.30 -31 42 50.8 t J04
2013-08-05 01:01:11 C 21 34 44.58 -31 42 53.0 t J04
2013-08-05 01:04:04 C 21 34 44.07 -31 42 54.7 t J04
2013-08-26 03:48:28 C 19 49 57.76 -32 33 19.2 r Y00
2013-08-26 03:50:46 C 19 49 57.26 -32 33 18.6 r Y00
2013-08-26 03:53:04 C 19 49 56.81 -32 33 17.3 r Y00
2015-06-11 06:43:45 C 20 33 17.58 -38 38 51.4 u 807
2015-06-11 06:55:34 C 20 33 16.69 -38 38 58.5 u 807
2015-06-11 07:07:30 C 20 33 15.87 -38 39 05.8 u 807
2015-06-11 13:45:52 C 20 32 48.268 -38 43 22.57 L F51
2015-06-11 13:57:30 C 20 32 47.412 -38 43 29.65 L F51
2015-06-11 14:09:06 C 20 32 46.524 -38 43 36.73 L F51
2015-06-11 14:20:41 C 20 32 45.643 -38 43 43.86 L F51
2019-05-01 03:12:55 C 08 26 22.45 -17 54 05.5 o 691
2019-05-01 03:17:44 C 08 26 24.73 -17 54 14.3 o 691
2019-05-01 03:22:34 C 08 26 26.93 -17 54 23.1 o 691
2019-05-04 03:16:07 C 08 58 47.17 -19 48 55.8 V G96
2019-05-04 03:24:22 C 08 58 50.60 -19 49 06.6 V G96
2019-05-04 03:32:37 C 08 58 53.99 -19 49 17.5 V G96
2019-05-04 03:40:51 C 08 58 57.39 -19 49 28.4 V G96
2019-05-06 06:45:36 C 09 19 43.20 -20 50 13.5 V T05
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)