39557 Gielgud (1992 JG)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4261614275 ± 2.16e-08
Semi-major axis (a)2.2638033855 AU ± 2.20e-09
Inclination (i)5.54729065° ± 3.13e-06
Long. of Asc. Node (Ω)58.45697784° ± 3.28e-05
Arg. of Perihelion (ω)239.99690005° ± 3.30e-05
Mean Anomaly (M)268.05430012° ± 3.70e-06
Mean Motion (n)0.2893704759°/day ± 4.21e-10
Perihelion dist (q)1.29905770 AU ± 4.89e-08
Aphelion dist (Q)3.22854907 AU ± 4.90e-08
Orbital Period3.40610520 yr ± 4.96e-09
Physical Parameters
H (abs. magnitude)17.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.368″
Uncertainty0
Orbit TypeAmor
MOID0.296754 AU
Observations Used559
Oppositions23
Arc Total1992-2025
First Observation Used1992-05-02
Last Observation Used2025-12-20
Observations (584)
Date Type RA Dec Mag Band Observatory
2016-08-16 12:20:18 C 22 48 59.22 -30 44 09.6 L T05
2016-08-26 18:08:06 C 22 47 30.92 -29 34 24.9 q Q60
2016-08-26 18:21:58 C 22 47 30.74 -29 34 19.3 q Q60
2016-08-26 18:35:47 C 22 47 30.56 -29 34 13.8 q Q60
2016-08-30 10:01:35 C 22 46 38.799 -29 00 28.01 L F51
2016-08-30 10:15:29 C 22 46 38.559 -29 00 22.29 L F51
2016-08-30 10:29:23 C 22 46 38.318 -29 00 16.46 L F51
2016-08-30 10:43:17 C 22 46 38.078 -29 00 10.67 L F51
2016-09-07 19:21:35 C 22 44 45.37 -27 24 37.5 o K95
2016-09-07 19:31:54 C 22 44 45.27 -27 24 32.2 o K95
2016-09-25 17:29:55 C 22 44 57.41 -23 06 32.0 o K95
2016-09-25 17:36:38 C 22 44 57.41 -23 06 28.0 o K95
2016-09-25 17:38:15 C 22 44 57.43 -23 06 26.8 o K95
2016-09-25 17:39:52 C 22 44 57.45 -23 06 25.7 o K95
2016-09-27 12:30:48 C 22 45 24.09 -22 38 29.8 q Q60
2016-09-27 12:44:44 C 22 45 24.23 -22 38 20.1 q Q60
2016-09-27 12:58:38 C 22 45 24.33 -22 38 11.0 q Q60
2016-09-28 09:40:20 C 22 45 39.30 -22 24 48.4 L T05
2016-09-28 10:01:36 C 22 45 39.48 -22 24 34.3 L T05
2016-09-28 10:22:09 C 22 45 39.69 -22 24 20.8 L T05
2016-09-28 10:43:29 C 22 45 39.84 -22 24 06.3 L T05
2016-10-01 10:57:37 C 22 46 43.23 -21 36 05.9 q Q62
2016-10-01 11:02:53 C 22 46 43.31 -21 36 02.1 q Q62
2016-10-01 11:13:36 C 22 46 43.44 -21 35 55.0 q Q62
2016-10-01 11:18:53 C 22 46 43.50 -21 35 51.6 q Q62
2016-10-04 04:32:35 C 22 47 52.61 -20 52 38.2 q 703
2016-10-04 04:41:14 C 22 47 52.75 -20 52 32.1 q 703
2016-10-04 04:49:53 C 22 47 52.89 -20 52 26.3 q 703
2016-10-04 04:58:32 C 22 47 52.99 -20 52 20.9 q 703
2016-10-06 09:09:12 C 22 48 56.62 -20 17 22.6 L T05
2016-10-06 09:29:58 C 22 48 56.94 -20 17 09.6 L T05
2016-10-06 09:52:08 C 22 48 57.40 -20 16 53.7 L T05
2016-10-06 10:14:18 C 22 48 57.68 -20 16 39.0 L T05
2016-10-10 08:45:34 C 22 51 12.66 -19 13 15.4 L T05
2016-10-10 09:07:34 C 22 51 13.19 -19 12 59.9 L T05
2016-10-10 09:29:37 C 22 51 13.75 -19 12 44.5 L T05
2016-10-10 09:52:26 C 22 51 14.28 -19 12 28.8 L T05
2016-10-17 18:13:21 C 22 56 26.06 -17 14 21.3 o K95
2016-10-17 18:15:04 C 22 56 26.09 -17 14 20.2 o K95
2016-10-17 18:24:08 C 22 56 26.36 -17 14 12.8 o K95
2016-10-20 04:04:40 C 22 58 23.12 -16 36 08.0 q 703
2016-10-20 04:13:18 C 22 58 23.31 -16 36 02.1 q 703
2016-10-20 04:21:57 C 22 58 23.68 -16 35 56.4 q 703
2016-10-20 04:30:37 C 22 58 23.85 -16 35 50.7 q 703
2016-10-25 06:10:40 C 23 02 53.011 -15 15 35.29 L F51
2016-10-25 06:26:41 C 23 02 53.585 -15 15 24.81 L F51
2016-10-25 06:42:46 C 23 02 54.162 -15 15 14.30 L F51
2016-10-25 06:58:52 C 23 02 54.741 -15 15 03.78 L F51
2016-11-05 03:51:11 C 23 14 02.82 -12 26 07.3 q 703
2016-11-05 04:17:09 C 23 14 03.82 -12 25 53.7 q 703