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
2023-10-15 08:46:53 C 02 54 42.440 +11 39 01.08 V 703
2023-10-15 08:54:34 C 02 54 42.030 +11 38 59.82 V 703
2023-10-15 09:02:16 C 02 54 41.591 +11 38 59.35 V 703
2023-10-16 07:10:02 C 02 53 31.391 +11 37 02.14 V 703
2023-10-16 07:17:55 C 02 53 30.952 +11 37 01.49 V 703
2023-10-16 07:25:49 C 02 53 30.523 +11 37 00.37 V 703
2023-10-16 07:33:44 C 02 53 30.095 +11 36 59.44 V 703
2023-10-18 09:51:55 C 02 50 45.877 +11 32 23.71 V 703
2023-10-18 09:58:50 C 02 50 45.438 +11 32 23.71 V 703
2023-10-18 10:05:45 C 02 50 45.071 +11 32 23.21 V 703
2023-10-18 10:12:40 C 02 50 44.632 +11 32 22.38 V 703
2023-10-21 08:01:22 C 02 46 50.941 +11 25 46.02 V 703
2023-10-21 08:09:05 C 02 46 50.459 +11 25 44.83 V 703
2023-10-21 08:16:48 C 02 46 50.005 +11 25 44.00 V 703
2023-10-21 08:24:31 C 02 46 49.552 +11 25 43.39 V 703
2023-10-23 05:42:32 C 02 44 14.971 +11 21 30.35 V W68
2023-10-23 05:47:54 C 02 44 14.549 +11 21 29.59 V W68
2023-10-23 06:37:56 C 02 44 11.597 +11 21 24.12 V W68
2023-10-23 07:11:51 C 02 44 09.964 +11 21 11.81 V 703
2023-10-23 07:18:35 C 02 44 09.182 +11 21 20.52 V W68
2023-10-23 07:19:39 C 02 44 09.485 +11 21 11.30 V 703
2023-10-23 07:27:27 C 02 44 09.006 +11 21 10.69 V 703
2023-10-23 07:35:16 C 02 44 08.556 +11 21 09.54 V 703
2023-11-01 09:42:55 C 02 31 42.013 +11 00 35.64 V 703
2023-11-01 09:50:04 C 02 31 41.567 +11 00 35.50 V 703
2023-11-01 09:57:14 C 02 31 41.192 +11 00 34.92 V 703
2023-11-01 10:04:24 C 02 31 40.786 +11 00 33.30 V 703
2023-11-03 08:30:21 C 02 29 07.109 +10 56 34.51 V 703
2023-11-03 08:37:44 C 02 29 06.626 +10 56 33.94 V 703
2023-11-03 08:45:08 C 02 29 06.223 +10 56 33.29 V 703
2023-11-03 08:52:31 C 02 29 05.824 +10 56 32.17 V 703
2023-11-04 04:11:30 C 02 28 03.079 +10 55 05.74 V W68
2023-11-04 04:16:09 C 02 28 02.767 +10 55 05.23 V W68
2023-11-04 04:23:59 C 02 28 02.393 +10 55 04.51 V W68
2023-11-04 04:43:53 C 02 28 01.200 +10 55 03.54 V W68
2023-11-05 08:00:35 C 02 26 33.338 +10 52 43.54 V G96
2023-11-05 08:08:04 C 02 26 32.924 +10 52 43.00 V G96
2023-11-05 08:15:32 C 02 26 32.518 +10 52 42.35 V G96
2023-11-05 08:23:01 C 02 26 32.104 +10 52 41.84 V G96
2023-11-07 04:03:36 C 02 24 14.818 +10 49 33.24 V W68
2023-11-07 04:08:11 C 02 24 14.635 +10 49 32.77 V W68
2023-11-07 04:17:39 C 02 24 14.066 +10 49 32.48 V W68
2023-11-07 05:08:21 C 02 24 11.323 +10 49 28.52 V W68
2023-11-07 06:57:04 C 02 24 05.807 +10 49 11.71 V 703
2023-11-07 07:04:38 C 02 24 05.418 +10 49 11.28 V 703
2023-11-07 07:12:13 C 02 24 05.033 +10 49 11.03 V 703
2023-11-07 07:19:48 C 02 24 04.550 +10 49 10.67 V 703
2023-11-08 08:06:12 C 02 22 48.978 +10 47 28.06 X F52
2023-11-08 08:20:22 C 02 22 48.232 +10 47 27.15 X F52
2023-11-08 08:34:36 C 02 22 47.483 +10 47 26.18 X F52