21277 (1996 TO5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5203590790 ± 1.59e-08
Semi-major axis (a)2.3779638326 AU ± 3.40e-09
Inclination (i)20.94777186° ± 5.24e-06
Long. of Asc. Node (Ω)167.32894408° ± 6.56e-06
Arg. of Perihelion (ω)250.20025431° ± 8.90e-06
Mean Anomaly (M)314.30877695° ± 5.37e-06
Mean Motion (n)0.2687846164°/day ± 5.77e-10
Perihelion dist (q)1.14056876 AU ± 3.77e-08
Aphelion dist (Q)3.61535890 AU ± 3.81e-08
Orbital Period3.66697431 yr ± 7.87e-09
Physical Parameters
H (abs. magnitude)16.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.376″
Uncertainty0
Orbit TypeAmor
MOID0.312571 AU
Observations Used971
Oppositions25
Arc Total1990-2024
First Observation Used1990-02-04
Last Observation Used2024-06-13
Observations (1030)
Date Type RA Dec Mag Band Observatory
2023-03-18 15:12:42 C 11 07 37.274 +08 00 20.02 V P07
2023-03-18 16:25:00 C 11 07 34.339 +08 01 09.73 V P07
2023-03-18 17:37:07 C 11 07 31.442 +08 02 00.24 V P07
2023-03-19 04:21:19 C 11 07 07.302 +08 09 17.46 V 703
2023-03-19 04:28:53 C 11 07 06.924 +08 09 22.28 V 703
2023-03-19 04:36:27 C 11 07 06.737 +08 09 27.11 V 703
2023-03-19 04:44:01 C 11 07 06.384 +08 09 32.40 V 703
2023-03-19 14:29:03 C 11 06 44.107 +08 16 18.52 V P07
2023-03-19 16:01:55 C 11 06 40.500 +08 17 21.98 V P07
2023-03-19 17:29:30 C 11 06 37.082 +08 18 20.20 V P07
2023-03-19 18:07:17 C 11 06 35.597 +08 18 46.22 V P07
2023-03-20 21:13:14 B 11 05 35.97 +08 36 45.4 X K19
2023-03-20 21:18:34 B 11 05 35.77 +08 36 48.9 X K19
2023-03-20 21:23:55 B 11 05 35.56 +08 36 52.4 X K19
2023-03-21 21:47:12 C 11 04 42.982 +08 52 55.60 V M22
2023-03-21 21:51:48 C 11 04 42.828 +08 52 58.91 V M22
2023-03-21 22:01:05 C 11 04 42.468 +08 53 04.24 V M22
2023-03-21 22:50:23 C 11 04 40.646 +08 53 36.24 V M22
2023-03-22 03:09:19 C 11 04 31.702 +08 56 22.24 V W68
2023-03-22 03:11:56 C 11 04 31.646 +08 56 24.43 V W68
2023-03-22 03:18:29 C 11 04 31.382 +08 56 28.72 V W68
2023-03-22 03:26:18 C 11 04 31.114 +08 56 33.40 V W68
2023-03-23 03:07:17 C 11 03 41.986 +09 11 33.72 V W68
2023-03-23 03:09:56 C 11 03 41.998 +09 11 35.16 V W68
2023-03-23 03:13:53 C 11 03 41.784 +09 11 37.75 V W68
2023-03-23 03:27:50 C 11 03 41.273 +09 11 47.18 V W68
2023-03-25 09:23:45 C 11 01 55.253 +09 44 27.38 V T05
2023-03-25 09:27:48 C 11 01 55.130 +09 44 29.58 V T05
2023-03-25 09:37:26 C 11 01 54.794 +09 44 34.91 V T05
2023-03-25 10:21:20 C 11 01 53.306 +09 45 00.65 V T05
2023-03-26 06:12:36 C 11 01 16.576 +09 56 32.96 V 703
2023-03-26 06:20:13 C 11 01 16.313 +09 56 37.75 V 703
2023-03-26 06:27:51 C 11 01 16.072 +09 56 42.54 V 703
2023-03-26 06:35:28 C 11 01 15.776 +09 56 46.64 V 703
2023-03-26 07:29:03 C 11 01 14.406 +09 57 18.77 U F51
2023-03-26 07:46:13 C 11 01 13.855 +09 57 28.69 U F51
2023-03-26 08:03:16 C 11 01 13.304 +09 57 38.50 U F51
2023-03-26 08:20:25 C 11 01 12.752 +09 57 48.41 U F51
2023-03-27 03:53:29 C 11 00 37.502 +10 09 00.65 V W68
2023-03-27 04:01:26 C 11 00 37.267 +10 09 04.97 V W68
2023-03-27 04:50:43 C 11 00 35.748 +10 09 32.00 V W68
2023-03-27 04:55:19 C 11 00 35.606 +10 09 34.81 V W68
2023-03-27 14:56:05 C 11 00 18.23 +10 15 02.8 V D29
2023-03-27 15:16:27 C 11 00 17.61 +10 15 14.1 V D29
2023-03-27 15:36:49 C 11 00 16.98 +10 15 25.4 V D29
2023-03-28 05:17:54 C 10 59 53.718 +10 22 56.14 V G96
2023-03-28 05:25:56 C 10 59 53.480 +10 23 00.49 V G96
2023-03-28 05:33:58 C 10 59 53.243 +10 23 04.78 V G96
2023-03-28 05:42:00 C 10 59 53.005 +10 23 09.28 V G96
2023-03-28 06:21:23 C 10 59 51.835 +10 23 30.84 V 703