1221 Amor (1932 EA1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4346323446 ± 8.90e-03
Semi-major axis (a)1.9198312726 AU ± 2.87e-03
Inclination (i)11.86883065° ± 1.06e+00
Long. of Asc. Node (Ω)171.23715667° ± 4.55e+00
Arg. of Perihelion (ω)26.75827105° ± 4.78e+00
Mean Anomaly (M)59.87045381° ± 2.84e+00
Mean Motion (n)0.3705251430°/day ± 8.32e-04
Perihelion dist (q)1.08541051 AU ± 1.72e-02
Aphelion dist (Q)2.75425204 AU ± 1.76e-02
Orbital Period2.66007935 yr ± 5.97e-03
NGA Modelr2
A2-1.98953082e-07 AU/d²
Physical Parameters
H (abs. magnitude)17.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.415″
Uncertainty0
Orbit TypeAmor
MOID0.108974 AU
Observations Used691
Oppositions58
Arc Total1932-2025
First Observation Used1932-03-12
Last Observation Used2025-02-19
Observations (738)
Date Type RA Dec Mag Band Observatory
2023-09-20 05:43:21 C 23 28 49.364 -04 07 36.37 V G96
2023-09-20 05:51:32 C 23 28 48.997 -04 07 40.12 V G96
2023-09-20 05:59:40 C 23 28 48.637 -04 07 43.93 V G96
2023-09-20 06:07:48 C 23 28 48.248 -04 07 47.71 V G96
2023-09-22 08:23:18 C 23 26 33.642 -04 30 27.95 X F51
2023-09-22 08:40:36 C 23 26 32.840 -04 30 35.57 X F51
2023-09-22 08:57:50 C 23 26 32.023 -04 30 42.93 X F51
2023-10-11 08:56:55 C 23 09 25.752 -07 25 47.61 X F51
2023-10-11 09:14:50 C 23 09 25.204 -07 25 53.35 X F51
2023-10-11 09:32:45 C 23 09 24.672 -07 25 58.66 X F51
2024-10-07 12:53:58 C 05 48 09.189 +08 58 19.61 X F52
2024-10-07 13:28:31 C 05 48 10.096 +08 58 09.14 X F52
2024-10-07 13:45:51 C 05 48 10.547 +08 58 03.82 X F52
2024-10-30 13:17:56 C 05 56 12.486 +05 45 24.96 X F51
2024-10-30 13:36:18 C 05 56 12.455 +05 45 17.88 X F51
2024-10-30 13:54:35 C 05 56 12.413 +05 45 10.90 X F51
2024-10-30 14:12:51 C 05 56 12.387 +05 45 03.68 X F51
2024-10-31 10:37:25 C 05 56 11.476 +05 37 07.21 V G96
2024-10-31 10:45:05 C 05 56 11.443 +05 37 04.08 V G96
2024-10-31 10:52:47 C 05 56 11.429 +05 37 01.09 V G96
2024-11-03 14:18:08 C 05 55 54.411 +05 07 26.16 X F51
2024-11-03 14:35:40 C 05 55 54.267 +05 07 19.19 X F51
2024-11-03 14:53:10 C 05 55 54.136 +05 07 12.24 X F51
2024-11-11 11:57:55 C 05 53 35.199 +03 51 42.85 X F52
2024-11-11 12:16:26 C 05 53 34.827 +03 51 35.41 X F52
2024-11-11 12:34:57 C 05 53 34.443 +03 51 28.02 X F52
2024-11-22 11:46:00 C 05 46 20.863 +02 08 02.43 X F52
2024-11-22 12:03:49 C 05 46 20.175 +02 07 55.78 X F52
2024-11-22 12:21:44 C 05 46 19.488 +02 07 48.97 X F52
2024-11-22 12:39:34 C 05 46 18.798 +02 07 42.24 X F52
2024-11-28 11:05:14 C 05 40 27.894 +01 15 56.73 X F52
2024-11-28 11:22:02 C 05 40 27.098 +01 15 50.86 X F52
2024-11-28 11:38:53 C 05 40 26.287 +01 15 45.03 X F52
2024-11-28 11:55:40 C 05 40 25.488 +01 15 39.23 X F52
2024-11-29 06:53:48 C 05 39 33.145 +01 09 07.70 V G96
2024-11-29 07:01:12 C 05 39 32.771 +01 09 04.68 V G96
2024-11-29 07:08:37 C 05 39 32.411 +01 09 02.70 V G96
2024-12-03 11:18:44 C 05 34 34.017 +00 36 39.04 X F51
2024-12-03 11:55:50 C 05 34 31.993 +00 36 27.73 X F51
2024-12-03 12:14:14 C 05 34 30.990 +00 36 22.13 X F51
2024-12-09 10:38:50 C 05 26 35.712 -00 02 50.10 X F52
2024-12-09 10:58:16 C 05 26 34.536 -00 02 54.79 X F52
2024-12-09 11:17:45 C 05 26 33.348 -00 02 59.57 X F52
2024-12-24 16:41:43 C 05 03 56.05 -00 53 48.8 V D29
2024-12-24 17:02:05 C 05 03 54.72 -00 53 49.4 V D29
2024-12-26 07:10:23 C 05 01 33.884 -00 54 16.74 V G96
2024-12-26 07:17:49 C 05 01 33.416 -00 54 16.74 V G96
2024-12-26 07:25:14 C 05 01 32.963 -00 54 16.70 V G96
2024-12-27 10:06:37 C 04 59 55.554 -00 53 59.16 X F52
2024-12-27 10:24:16 C 04 59 54.446 -00 53 58.86 X F52