221980 (1996 EO)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4007734515 ± 5.17e-08
Semi-major axis (a)1.3415830404 AU ± 1.47e-09
Inclination (i)21.59057162° ± 1.41e-05
Long. of Asc. Node (Ω)356.45730194° ± 9.81e-06
Arg. of Perihelion (ω)64.69894291° ± 1.52e-05
Mean Anomaly (M)107.22082929° ± 1.52e-05
Mean Motion (n)0.6342871847°/day ± 1.04e-09
Perihelion dist (q)0.80391217 AU ± 6.94e-08
Aphelion dist (Q)1.87925391 AU ± 6.94e-08
Orbital Period1.55391171 yr ± 2.55e-09
Physical Parameters
H (abs. magnitude)19.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.512″
Uncertainty0
Orbit TypeApollo
MOID0.035031 AU
Observations Used193
Oppositions10
Arc Total1996-2024
First Observation Used1996-03-15
Last Observation Used2024-05-03
Observations (206)
Date Type RA Dec Mag Band Observatory
2024-01-22 15:28:08 C 14 36 24.582 +05 59 24.77 X F51
2024-01-22 15:30:58 C 14 36 24.552 +05 59 21.87 X F51
2024-01-22 15:47:15 C 14 36 24.408 +05 59 04.79 X F51
2024-01-22 15:50:04 C 14 36 24.381 +05 59 01.88 X F51
2024-02-17 14:34:49 C 14 15 42.822 -04 48 45.67 X F51
2024-02-17 14:52:44 C 14 15 41.460 -04 49 04.29 X F51
2024-02-17 15:10:39 C 14 15 40.095 -04 49 22.80 X F51
2024-02-17 15:28:37 C 14 15 38.725 -04 49 41.43 X F51
2024-03-05 10:46:25 C 13 34 26.483 -11 28 57.25 V 703
2024-03-05 10:52:55 C 13 34 25.612 -11 29 03.01 V 703
2024-03-05 10:56:11 C 13 34 25.158 -11 29 07.30 V 703
2024-03-10 23:34:04 C 13 15 56.779 -13 19 40.19 V M22
2024-03-10 23:36:42 C 13 15 56.366 -13 19 41.48 V M22
2024-03-10 23:41:10 C 13 15 55.680 -13 19 45.70 V M22
2024-03-11 00:30:34 C 13 15 48.214 -13 20 23.53 V M22
2024-03-11 21:56:22 C 13 12 40.349 -13 36 37.73 V M22
2024-03-11 21:59:08 C 13 12 39.914 -13 36 40.18 V M22
2024-03-11 22:03:05 C 13 12 39.353 -13 36 43.27 V M22
2024-03-11 22:10:22 C 13 12 38.234 -13 36 48.24 V M22
2024-03-14 23:18:35 C 13 01 41.930 -14 28 15.28 V M22
2024-03-14 23:21:53 C 13 01 41.354 -14 28 18.88 V M22
2024-03-14 23:26:29 C 13 01 40.622 -14 28 21.40 V M22
2024-03-15 00:03:34 C 13 01 34.853 -14 28 46.38 V M22
2024-03-15 22:53:15 C 12 58 07.788 -14 43 27.95 V M22
2024-03-15 22:55:51 C 12 58 07.387 -14 43 29.86 V M22
2024-03-15 23:03:15 C 12 58 06.190 -14 43 34.79 V M22
2024-03-15 23:12:32 C 12 58 04.738 -14 43 39.61 V M22
2024-03-17 06:33:10 C 12 53 18.756 -15 02 47.18 V W68
2024-03-17 06:38:36 C 12 53 17.820 -15 02 50.57 V W68
2024-03-17 06:46:05 C 12 53 16.702 -15 02 55.03 V W68
2024-03-17 07:33:08 C 12 53 09.326 -15 03 23.18 V W68
2024-03-19 00:35:22 C 12 46 55.447 -15 26 25.62 V M22
2024-03-19 00:42:12 C 12 46 54.391 -15 26 28.68 V M22
2024-03-19 00:50:00 C 12 46 53.170 -15 26 33.11 V M22
2024-03-19 01:35:18 C 12 46 46.039 -15 26 57.01 V M22
2024-03-19 10:25:08 C 12 45 26.624 -15 31 53.39 X F52
2024-03-19 10:40:21 C 12 45 24.242 -15 32 01.42 X F52
2024-03-19 10:55:33 C 12 45 21.859 -15 32 09.39 X F52
2024-03-19 11:06:42 C 12 45 19.519 -15 32 15.36 V 703
2024-03-19 11:10:52 C 12 45 19.463 -15 32 17.39 X F52
2024-03-19 11:16:28 C 12 45 17.881 -15 32 22.34 V 703
2024-03-31 09:04:12 C 12 04 50.200 -17 09 44.96 X F51
2024-03-31 09:22:07 C 12 04 47.849 -17 09 48.19 X F51
2024-03-31 09:38:14 C 12 04 45.739 -17 09 51.09 X F51
2024-04-04 06:59:36 C 11 53 35.117 -17 22 16.75 V 703
2024-04-04 07:02:51 C 11 53 34.732 -17 22 17.72 V 703
2024-04-04 07:06:06 C 11 53 34.285 -17 22 18.12 V 703
2024-04-04 07:09:20 C 11 53 33.932 -17 22 17.98 V 703
2024-04-17 05:24:32 C 11 26 18.733 -17 24 40.68 V G96
2024-04-17 05:31:59 C 11 26 18.222 -17 24 40.57 V G96