339492 (2005 GQ21)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2151951646 ± 4.17e-08
Semi-major axis (a)1.4263485106 AU ± 2.11e-09
Inclination (i)47.02318664° ± 1.21e-05
Long. of Asc. Node (Ω)203.23857443° ± 3.61e-06
Arg. of Perihelion (ω)143.62265969° ± 1.42e-05
Mean Anomaly (M)275.02583794° ± 1.49e-05
Mean Motion (n)0.5785938282°/day ± 1.28e-09
Perihelion dist (q)1.11940521 AU ± 5.94e-08
Aphelion dist (Q)1.73329181 AU ± 5.95e-08
Orbital Period1.70348565 yr ± 3.78e-09
Physical Parameters
H (abs. magnitude)18.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.372″
Uncertainty0
Orbit TypeAmor
MOID0.158778 AU
Observations Used315
Oppositions17
Arc Total1983-2024
First Observation Used2000-05-03
Last Observation Used2024-10-10
Observations (332)
Date Type RA Dec Mag Band Observatory
1983-10-26 11:13:39 23 09 55.40 -10 06 56.5 o 260
1983-10-26 12:13:03 23 10 04.01 -10 14 02.4 o 260
2000-05-03 09:51:41 C 16 56 14.371 +38 46 22.55 645
2000-05-03 09:52:53 C 16 56 14.347 +38 46 25.61 645
2000-05-03 09:56:28 C 16 56 14.231 +38 46 34.94 645
2005-04-04 09:24:46 C 14 28 19.45 -11 58 29.1 19.3 c 704
2005-04-04 09:39:45 C 14 28 18.57 -11 57 54.3 19.6 c 704
2005-04-04 09:55:54 C 14 28 17.63 -11 57 16.7 19.5 c 704
2005-04-04 10:11:14 C 14 28 16.84 -11 56 41.0 19.5 c 704
2005-04-04 10:26:36 C 14 28 15.95 -11 56 03.8 19.7 c 704
2005-04-04 23:36:57 C 14 27 33.58 -11 25 13.4 c 246
2005-04-04 23:39:53 C 14 27 33.40 -11 25 06.1 c 246
2005-04-04 23:40:47 C 14 27 33.34 -11 25 04.7 c 246
2005-04-04 23:45:40 C 14 27 33.15 -11 24 52.6 c 246
2005-04-04 23:47:57 C 14 27 32.99 -11 24 45.7 c 246
2005-04-05 00:59:04 C 14 27 28.81 -11 21 59.2 o 461
2005-04-05 01:02:40 C 14 27 28.61 -11 21 50.6 o 461
2005-04-05 01:07:32 C 14 27 28.37 -11 21 39.3 o 461
2005-04-05 07:20:50 C 14 27 08.31 -11 06 50.7 o H06
2005-04-05 07:33:31 C 14 27 07.30 -11 06 19.7 o H06
2005-04-05 09:04:39 C 14 27 02.14 -11 02 45.4 r 703
2005-04-05 09:14:09 C 14 27 01.59 -11 02 23.3 r 703
2005-04-05 09:23:36 C 14 27 01.01 -11 02 01.5 r 703
2005-04-05 09:33:05 C 14 27 00.37 -11 01 38.6 r 703
2005-04-05 10:56:20 C 14 26 55.51 -10 58 22.2 r 703
2005-04-05 11:05:02 C 14 26 54.94 -10 57 59.3 r 703
2005-04-07 11:18:04 C 14 24 09.08 -09 00 34.0 F65
2005-04-07 11:19:19 C 14 24 09.01 -09 00 30.6 F65
2005-04-07 11:20:29 C 14 24 08.90 -09 00 27.3 F65
2005-04-07 11:21:39 C 14 24 08.82 -09 00 24.5 F65
2005-04-07 11:22:50 C 14 24 08.75 -09 00 22.3 F65
2005-04-09 08:06:00 C 14 21 24.26 -07 07 40.9 r 932
2005-04-09 08:18:00 C 14 21 23.46 -07 07 10.1 r 932
2005-04-09 08:39:45 C 14 21 22.04 -07 06 14.4 r 932
2005-04-10 13:03:14 C 14 19 33.99 -05 52 35.0 c 474
2005-04-10 13:07:14 C 14 19 33.72 -05 52 24.7 c 474
2005-04-10 13:09:45 C 14 19 33.54 -05 52 18.2 c 474
2005-04-10 13:19:24 C 14 19 32.90 -05 51 53.1 c 474
2005-04-11 15:34:19 C 14 17 49.23 -04 43 02.1 c 474
2005-04-11 15:35:20 C 14 17 49.17 -04 42 59.1 c 474
2005-04-11 15:40:09 C 14 17 48.85 -04 42 46.7 c 474
2005-04-11 15:45:59 C 14 17 48.46 -04 42 31.6 c 474
2005-04-13 08:02:43 C 14 15 05.46 -02 55 32.3 18.8 c 704
2005-04-13 08:18:48 C 14 15 04.29 -02 54 48.9 19.4 c 704
2005-04-13 08:33:12 C 14 15 03.27 -02 54 10.2 19.2 c 704
2005-04-13 08:48:02 C 14 15 02.18 -02 53 29.8 18.8 c 704
2005-04-13 09:03:38 C 14 15 01.13 -02 52 48.4 18.9 c 704
2005-04-16 22:42:46 C 14 08 58.03 +00 59 41.9 r 941
2005-04-16 22:45:29 C 14 08 57.78 +00 59 49.2 r 941
2005-04-16 22:47:31 C 14 08 57.57 +00 59 54.5 r 941