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
1932-03-12 22:05:00 A 12 05 27.32 +03 07 21.4 024
1932-03-12 22:54:59 A 12 05 40.09 +03 10 23.3 024
1932-03-12 23:29:59 A 12 05 49.31 +03 12 32 9.0 012
1932-03-13 00:39:18 A 12 06 06.86 +03 16 43.9 012
1932-03-16 02:53:49 A 12 27 19.78 +08 01 27.2 012
1932-03-16 22:58:09 A 12 33 32.12 +09 22 27.6 024
1932-03-16 23:19:59 A 12 33 38.80 +09 23 53.7 024
1932-03-16 23:38:12 A 12 33 44.56 +09 25 09.8 012
1932-03-18 09:30:10 A 12 44 27.99 +11 44 26.5 754
1932-03-18 09:34:10 A 12 44 29.25 +11 44 43.9 754
1932-03-18 22:14:59 A 12 48 42.48 +12 37 08.5 024
1932-03-18 22:28:59 A 12 48 46.94 +12 38 05.9 024
1932-03-18 22:30:50 A 12 48 47.56 +12 38 15.9 024
1932-03-18 22:43:00 A 12 48 51.43 +12 39 05.3 024
1932-03-19 04:13:32 A 12 50 36.49 +13 01 54.9 012
1932-03-19 07:30:10 A 12 51 43.73 +13 15 44.1 754
1932-03-20 04:10:25 A 12 58 44.09 +14 41 31.9 754
1932-03-20 04:14:26 A 12 58 45.56 +14 41 49.6 754
1932-03-21 09:35:55 A 13 08 48.41 +16 43 12.0 662
1932-03-21 09:45:56 A 13 08 51.71 +16 43 51.7 662
1932-03-23 19:29:30 A 13 29 23.38 +20 34 23.5 012
1932-03-24 02:22:43 A 13 31 52.36 +21 01 14.7 754
1932-03-24 02:35:43 A 13 31 57.02 +21 02 06.7 754
1932-03-24 20:21:13 A 13 38 21.71 +22 09 22.4 012
1932-03-25 04:39:31 A 13 41 21.10 +22 40 33.8 754
1932-03-25 06:46:56 A 13 42 07.44 +22 48 30.5 662
1932-03-25 07:29:55 A 13 42 22.32 +22 51 11.4 662
1932-03-25 21:25:06 A 13 47 26.10 +23 41 16.3 012
1932-03-26 21:49:06 A 13 56 16.38 +25 06 39.4 024
1932-03-26 23:17:49 A 13 56 47.84 +25 11 44.7 012
1932-03-26 23:34:47 A 13 56 53.54 +25 12 39.1 012
1932-03-27 06:13:21 A 13 59 17.83 +25 35 15.9 754
1932-03-28 05:13:16 A 14 07 36.02 +26 49 57.0 754
1932-03-28 07:04:29 A 14 08 13.77 +26 55 51.5 754
1932-03-28 21:48:02 A 14 13 32.23 +27 40 59.0 012
1932-03-28 22:05:29 A 14 13 38.40 +27 41 52.4 012
1932-03-29 04:56:47 A 14 16 04.68 +28 02 33.5 754
1932-03-29 11:03:54 A 14 18 10.70 +28 20 44.4 662
1932-03-29 11:10:56 A 14 18 13.15 +28 21 07.0 662
1932-03-30 07:19:56 A 14 25 22.59 +29 17 56.2 662
1932-03-30 07:32:57 A 14 25 26.80 +29 18 32.6 662
1932-03-31 06:27:57 A 14 33 23.83 +30 18 54.0 662
1932-03-31 06:38:57 A 14 33 27.52 +30 19 22.6 662
1932-03-31 21:14:05 A 14 39 11.45 +31 03 30.0 024
1932-04-05 06:17:33 A 15 11 52.91 +34 24 55.8 754
1932-04-05 19:59:58 A 15 15 56.67 +34 45 41.5 012
1932-04-05 20:19:25 A 15 16 01.99 +34 46 12.8 012
1932-04-08 05:03:20 A 15 31 45.66 +36 00 46.5 754
1932-04-08 21:22:55 A 15 36 01.19 +36 18 16.9 012
1932-04-10 08:53:33 A 15 44 45.97 +36 52 17.1 754