2021 GU9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2060424681 ± 1.79e-05
Semi-major axis (a)1.3709871101 AU ± 3.88e-05
Inclination (i)6.00177777° ± 4.32e-04
Long. of Asc. Node (Ω)193.13232681° ± 8.72e-05
Arg. of Perihelion (ω)33.78852065° ± 1.37e-04
Mean Anomaly (M)297.92677147° ± 4.32e-02
Mean Motion (n)0.6139913019°/day ± 2.60e-05
Perihelion dist (q)1.08850554 AU ± 3.94e-05
Aphelion dist (Q)1.65346868 AU ± 5.28e-05
Orbital Period1.60527727 yr ± 6.81e-05
Physical Parameters
H (abs. magnitude)26.03
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.258″
Uncertainty2
Orbit TypeAmor
MOID0.095238 AU
Observations Used22
Oppositions1
Arc Total2021-2021
First Observation Used2021-04-04
Last Observation Used2021-05-31
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-04-04 07:34:46 C 13 25 07.62 -06 45 09.1 V G96
2021-04-04 07:42:16 C 13 25 08.21 -06 44 55.9 V G96
2021-04-04 07:49:42 C 13 25 08.85 -06 44 42.3 V G96
2021-04-10 10:15:34 C 13 41 36.285 -01 39 04.69 U F51
2021-04-10 10:32:44 C 13 41 37.948 -01 38 25.79 U F51
2021-04-10 10:56:27 C 13 41 40.253 -01 37 32.15 U F51
2021-04-10 11:13:40 C 13 41 41.922 -01 36 53.04 U F51
2021-04-13 09:59:49 C 13 50 25.264 +01 08 27.03 V 568
2021-04-13 10:01:30 C 13 50 25.434 +01 08 31.06 V 568
2021-04-13 10:03:03 C 13 50 25.594 +01 08 34.81 V 568
2021-04-13 10:04:27 C 13 50 25.742 +01 08 38.11 V 568
2021-04-13 22:30:34 C 13 52 00.48 +01 37 54.5 V 033
2021-04-13 22:35:43 C 13 52 01.01 +01 38 06.5 V 033
2021-04-13 22:40:54 C 13 52 01.59 +01 38 18.9 V 033
2021-04-21 08:37:52 C 14 16 02.62 +08 58 11.0 o 691
2021-04-21 09:31:44 C 14 16 09.17 +09 00 21.5 o 691
2021-05-05 10:27:40 C 15 05 37.62 +20 57 22.9 o 291
2021-05-05 10:49:54 C 15 05 40.49 +20 57 57.9 o 291
2021-05-05 11:12:10 C 15 05 43.40 +20 58 31.8 o 291
2021-05-31 08:13:58 C 16 20 47.50 +27 10 54.3 o 695
2021-05-31 08:35:21 C 16 20 49.08 +27 10 47.8 o 695
2021-05-31 08:56:44 C 16 20 50.66 +27 10 40.4 o 695