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
2019-03-03 18:36:43 C 11 58 59.50 +09 15 35.1 q D29
2019-03-15 07:05:06 C 11 46 43.68 +10 38 52.4 V 703
2019-03-15 07:13:11 C 11 46 43.28 +10 38 55.0 V 703
2019-03-15 07:21:17 C 11 46 42.85 +10 38 58.4 V 703
2019-03-15 07:29:22 C 11 46 42.47 +10 38 59.9 V 703
2019-03-26 14:40:40 C 11 33 31.93 +11 51 55.3 q D29
2019-03-26 15:01:02 C 11 33 30.97 +11 52 00.6 q D29
2019-03-26 15:21:24 C 11 33 29.99 +11 52 05.2 q D29
2019-04-01 13:52:21 C 11 26 46.05 +12 22 42.6 q D29
2019-04-01 14:12:43 C 11 26 45.07 +12 22 47.4 q D29
2019-04-01 14:33:05 C 11 26 44.08 +12 22 51.3 q D29
2019-04-03 14:50:11 C 11 24 33.25 +12 31 40.6 q D29
2019-04-03 15:44:44 C 11 24 30.71 +12 31 49.7 q D29
2019-04-04 05:51:06 C 11 23 53.36 +12 34 14.5 V G96
2019-04-04 05:59:12 C 11 23 53.00 +12 34 16.1 V G96
2019-04-04 06:07:16 C 11 23 52.61 +12 34 17.4 V G96
2019-04-04 06:15:21 C 11 23 52.26 +12 34 19.0 V G96
2019-04-11 06:08:14 C 11 16 58.51 +12 57 06.0 V G96
2019-04-11 06:15:40 C 11 16 58.20 +12 57 07.0 V G96
2019-04-11 06:23:06 C 11 16 57.89 +12 57 07.6 V G96
2019-04-11 06:30:33 C 11 16 57.63 +12 57 08.2 V G96
2019-04-29 05:32:09 C 11 05 18.93 +13 03 36.0 V G96
2019-04-29 05:40:37 C 11 05 18.81 +13 03 34.9 V G96
2019-04-29 05:49:05 C 11 05 18.63 +13 03 34.9 V G96
2019-04-29 05:57:32 C 11 05 18.50 +13 03 34.2 V G96
2019-06-01 03:44:37 C 11 10 22.99 +10 24 32.0 V G96
2019-06-01 03:52:41 C 11 10 23.19 +10 24 29.1 V G96
2019-06-01 04:00:45 C 11 10 23.30 +10 24 26.2 V G96
2019-06-01 04:08:49 C 11 10 23.60 +10 24 23.4 V G96
2020-12-16 06:29:26 C 05 27 01.80 +26 47 17.9 V G96
2020-12-16 06:36:52 C 05 27 01.41 +26 47 18.1 V G96
2020-12-16 06:44:21 C 05 27 00.98 +26 47 18.3 V G96
2020-12-16 06:51:48 C 05 27 00.58 +26 47 18.6 V G96
2022-02-03 08:05:19 C 09 53 29.950 +21 22 13.81 U F52
2022-02-03 08:23:33 C 09 53 29.157 +21 22 18.63 U F52
2022-02-03 08:41:48 C 09 53 28.370 +21 22 23.08 U F52
2022-02-04 07:40:41 C 09 52 29.01 +21 28 15.6 V G96
2022-02-04 07:48:10 C 09 52 28.66 +21 28 17.7 V G96
2022-02-04 07:55:42 C 09 52 28.37 +21 28 19.2 V G96
2022-02-04 08:03:11 C 09 52 28.02 +21 28 21.2 V G96
2022-02-09 08:00:23 C 09 47 10.001 +21 58 17.85 U F52
2022-02-09 08:17:49 C 09 47 09.223 +21 58 22.50 U F52
2022-02-09 08:35:14 C 09 47 08.415 +21 58 26.74 U F52
2022-02-09 08:52:32 C 09 47 07.610 +21 58 30.92 U F52
2022-02-26 06:03:04 C 09 28 47.94 +23 22 09.1 V G96
2022-02-26 06:11:16 C 09 28 47.62 +23 22 10.9 V G96
2022-02-26 06:19:27 C 09 28 47.25 +23 22 11.2 V G96
2022-02-26 06:27:38 C 09 28 46.89 +23 22 13.1 V G96
2023-09-10 11:50:00 C 03 16 33.967 +11 54 46.92 X F51
2023-09-10 12:05:45 C 03 16 34.035 +11 54 48.10 X F51