2021 GP8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3430097815 ± 1.93e-06
Semi-major axis (a)1.2134150521 AU ± 8.58e-09
Inclination (i)11.35043416° ± 5.23e-05
Long. of Asc. Node (Ω)43.34901357° ± 1.17e-04
Arg. of Perihelion (ω)37.71869799° ± 2.43e-04
Mean Anomaly (M)237.69154765° ± 1.02e-04
Mean Motion (n)0.7373916394°/day ± 7.83e-09
Perihelion dist (q)0.79720182 AU ± 2.34e-06
Aphelion dist (Q)1.62962828 AU ± 2.34e-06
Orbital Period1.33663881 yr ± 1.42e-08
Physical Parameters
H (abs. magnitude)22.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.314″
Uncertainty0
Orbit TypeApollo
MOID0.108980 AU
Observations Used42
Oppositions3
Arc Total2013-2025
First Observation Used2013-04-17
Last Observation Used2025-04-02
Observations (42)
Date Type RA Dec Mag Band Observatory
2013-04-17 07:50:46 C 13 10 00.770 +09 44 06.05 V F51
2013-04-17 08:08:15 C 13 09 58.642 +09 43 47.11 V F51
2013-04-20 10:32:44 C 13 01 56.177 +08 21 56.05 V F51
2013-04-20 10:49:24 C 13 01 54.395 +08 21 37.76 V F51
2013-04-30 08:22:03 C 12 43 27.831 +04 21 25.02 V F51
2021-03-30 10:57:49 C 13 03 15.853 +33 53 36.93 V F51
2021-03-30 11:17:10 C 13 03 11.960 +33 52 50.88 V F51
2021-04-01 08:01:58 C 12 55 10.27 +32 05 18.0 V G96
2021-04-01 08:09:32 C 12 55 08.88 +32 05 00.2 V G96
2021-04-01 08:17:06 C 12 55 07.43 +32 04 41.5 V G96
2021-04-01 08:39:42 C 12 55 05.427 +32 03 53.07 V F51
2021-04-01 08:59:35 C 12 55 01.822 +32 03 05.96 V F51
2021-04-09 11:30:47 C 12 28 30.494 +24 43 33.66 U F51
2021-04-09 11:47:30 C 12 28 28.589 +24 42 57.79 U F51
2021-04-09 12:04:14 C 12 28 26.681 +24 42 22.13 U F51
2021-04-09 12:20:55 C 12 28 24.812 +24 41 46.40 U F51
2021-04-10 04:19:03 C 12 26 48.42 +24 08 13.3 V I52
2021-04-10 04:35:59 C 12 26 46.63 +24 07 37.6 V I52
2021-04-10 07:22:05 C 12 26 30.114 +24 01 59.67 V 568
2021-04-10 07:26:24 C 12 26 29.649 +24 01 50.84 V 568
2021-04-10 07:27:49 C 12 26 29.498 +24 01 47.94 V 568
2021-04-10 07:30:22 C 12 26 29.220 +24 01 42.68 V 568
2021-04-10 07:33:12 C 12 26 28.915 +24 01 36.90 V 568
2021-04-13 04:21:56 C 12 20 12.44 +21 42 50.5 V V06
2021-04-13 04:26:30 C 12 20 12.06 +21 42 41.5 V V06
2021-04-13 04:31:04 C 12 20 11.64 +21 42 32.7 V V06
2021-04-13 04:35:37 C 12 20 11.26 +21 42 23.5 V V06
2021-04-16 02:28:20 C 12 14 59.30 +19 30 10.2 u H21
2021-04-16 02:34:04 C 12 14 58.85 +19 30 00.3 u H21
2021-04-29 06:44:16 C 12 02 44.344 +11 12 50.17 V F51
2021-04-29 07:00:45 C 12 02 44.013 +11 12 27.74 V F51
2025-03-25 06:22:03 C 12 26 41.651 +49 41 41.03 V I52
2025-03-25 06:25:02 C 12 26 41.021 +49 41 30.34 V I52
2025-03-25 06:28:01 C 12 26 40.373 +49 41 19.25 V I52
2025-03-25 06:31:01 C 12 26 39.739 +49 41 08.88 V I52
2025-03-31 08:51:37 C 12 04 01.704 +41 11 29.07 X F51
2025-03-31 09:08:23 C 12 03 59.504 +41 10 34.50 X F51
2025-03-31 09:42:00 C 12 03 55.130 +41 08 44.01 X F51
2025-04-02 07:33:40 C 11 59 02.230 +38 40 52.43 X F51
2025-04-02 07:50:34 C 11 59 00.389 +38 39 59.68 X F51
2025-04-02 08:07:24 C 11 58 58.553 +38 39 07.16 X F51
2025-04-02 08:24:13 C 11 58 56.701 +38 38 14.91 X F51