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
2005-04-16 22:48:12 C 14 08 57.53 +00 59 56.8 r 941
2005-04-16 22:49:34 C 14 08 57.42 +00 59 59.7 r 941
2005-04-18 09:02:33 C 14 06 26.85 +02 33 36.8 19.4 c 704
2005-04-18 09:15:32 C 14 06 25.88 +02 34 12.8 19.3 c 704
2005-04-18 09:28:35 C 14 06 24.91 +02 34 46.8 19.0 c 704
2005-04-18 09:41:33 C 14 06 23.87 +02 35 23.4 19.5 c 704
2005-04-28 23:08:53 C 13 47 26.87 +13 40 47.3 o 461
2005-04-28 23:10:03 C 13 47 26.77 +13 40 50.4 o 461
2005-04-28 23:11:12 C 13 47 26.67 +13 40 53.2 o 461
2005-04-28 23:17:00 C 13 47 26.25 +13 41 07.2 o 461
2005-04-28 23:18:10 C 13 47 26.13 +13 41 10.2 o 461
2005-04-29 22:41:39 C 13 45 43.39 +14 37 31.6 o 151
2005-04-29 22:43:56 C 13 45 43.26 +14 37 37.0 o 151
2005-04-29 22:44:54 C 13 45 43.21 +14 37 40.1 o 151
2005-04-30 07:17:06 C 13 45 05.92 +14 57 58.4 o 699
2005-04-30 07:40:26 C 13 45 04.14 +14 58 54.1 o 699
2005-04-30 08:03:43 C 13 45 02.38 +14 59 48.2 o 699
2005-04-30 08:27:03 C 13 45 00.56 +15 00 43.9 o 699
2005-05-02 07:21:19 C 13 41 38.86 +16 49 02.4 r 703
2005-05-02 07:35:10 C 13 41 37.85 +16 49 33.2 r 703
2005-05-02 07:48:58 C 13 41 36.86 +16 50 03.9 r 703
2005-05-02 08:02:49 C 13 41 35.89 +16 50 35.4 r 703
2005-05-10 06:07:18 C 13 29 09.15 +23 12 37.8 20.0 c 704
2005-05-10 06:23:42 C 13 29 08.16 +23 13 07.2 19.9 c 704
2005-05-10 06:40:37 C 13 29 07.10 +23 13 37.4 20.1 c 704
2005-05-11 04:34:27 C 13 27 50.77 +23 51 32.9 19.6 c 704
2005-05-11 05:06:17 C 13 27 48.84 +23 52 26.8 19.6 c 704
2005-05-11 05:20:44 C 13 27 47.92 +23 52 51.2 19.9 c 704
2005-05-11 05:35:04 C 13 27 47.07 +23 53 16.2 19.7 c 704
2005-05-27 23:48:16 C 13 11 36.47 +32 09 05.5 o 461
2005-05-27 23:54:44 C 13 11 36.36 +32 09 09.8 o 461
2005-06-18 04:59:11 C 13 11 15.50 +36 22 15.2 r G96
2005-06-18 05:03:32 C 13 11 15.61 +36 22 16.6 r G96
2005-06-18 05:07:55 C 13 11 15.72 +36 22 17.8 r G96
2005-06-18 05:12:15 C 13 11 15.79 +36 22 18.9 r G96
2005-08-30 04:09:52 C 15 04 39.74 +32 55 47.2 d 291
2005-08-30 04:20:39 C 15 04 40.87 +32 55 42.0 d 291
2005-08-30 04:27:52 C 15 04 41.66 +32 55 39.1 d 291
2005-09-25 03:20:50 C 16 20 54.07 +27 29 36.2 o 696
2005-09-25 03:24:33 C 16 20 54.63 +27 29 33.8 o 696
2005-09-25 03:34:32 C 16 20 56.11 +27 29 25.3 o 696
2005-09-25 03:37:46 C 16 20 56.55 +27 29 22.9 o 696
2005-09-30 02:30:02 C 16 38 06.64 +26 01 43.9 d 291
2005-09-30 02:36:23 C 16 38 07.56 +26 01 38.2 d 291
2005-09-30 02:43:57 C 16 38 08.68 +26 01 32.2 d 291
2005-12-01 02:06:01 C 21 08 16.77 -04 29 53.3 d 291
2005-12-01 02:14:09 C 21 08 18.30 -04 30 03.2 d 291
2005-12-01 02:20:44 C 21 08 19.47 -04 30 10.6 d 291
2007-03-09 12:24:03 C 18 39 45.09 +06 04 36.2 o 291
2007-03-09 12:30:04 C 18 39 45.73 +06 04 41.7 o 291