9172 Abhramu (1989 OB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5528095681 ± 2.97e-08
Semi-major axis (a)2.7099939282 AU ± 2.82e-09
Inclination (i)7.84213734° ± 6.02e-06
Long. of Asc. Node (Ω)287.57299592° ± 2.78e-05
Arg. of Perihelion (ω)74.18679131° ± 2.87e-05
Mean Anomaly (M)46.77244969° ± 4.36e-06
Mean Motion (n)0.2209325979°/day ± 3.44e-10
Perihelion dist (q)1.21188336 AU ± 8.05e-08
Aphelion dist (Q)4.20810450 AU ± 8.06e-08
Orbital Period4.46120805 yr ± 6.95e-09
Physical Parameters
H (abs. magnitude)16.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.390″
Uncertainty0
Orbit TypeAmor
MOID0.250608 AU
Observations Used456
Oppositions29
Arc Total1989-2026
First Observation Used1989-07-07
Last Observation Used2026-02-07
Observations (477)
Date Type RA Dec Mag Band Observatory
2022-03-05 08:44:47 C 09 58 04.902 +04 11 48.00 U F52
2022-03-05 09:01:25 C 09 58 04.313 +04 11 50.96 U F52
2024-04-18 10:19:12 C 14 50 55.176 -26 58 20.54 X F52
2024-04-18 10:34:12 C 14 50 54.581 -26 58 19.05 X F52
2024-04-18 10:49:13 C 14 50 53.989 -26 58 17.51 X F52
2024-04-18 11:04:14 C 14 50 53.395 -26 58 15.80 X F52
2024-05-30 07:47:59 C 14 09 24.073 -23 18 53.91 X F52
2024-05-30 08:20:01 C 14 09 22.959 -23 18 45.13 X F52
2024-05-30 08:36:04 C 14 09 22.416 -23 18 40.78 X F52
2024-06-11 06:50:19 C 14 01 23.808 -22 03 02.13 X F52
2024-06-11 07:06:31 C 14 01 23.409 -22 02 58.12 X F52
2024-06-11 07:22:40 C 14 01 23.078 -22 02 54.21 X F52
2024-06-11 07:38:47 C 14 01 22.686 -22 02 50.28 X F52
2025-10-27 11:45:02 C 09 06 35.816 +16 28 48.29 V G96
2025-10-27 11:51:13 C 09 06 36.061 +16 28 47.32 V G96
2025-10-27 11:57:23 C 09 06 36.313 +16 28 44.90 V G96
2025-10-27 12:03:33 C 09 06 36.558 +16 28 43.54 V G96
2025-10-29 20:56:50 C 09 08 44.807 +16 13 37.77 W O18
2025-10-29 22:10:10 C 09 08 47.417 +16 13 18.78 W O18
2025-11-29 19:37:36 C 09 23 08.17 +13 43 58.5 V D29
2025-11-29 19:57:58 C 09 23 08.16 +13 43 55.8 V D29
2025-11-29 20:18:20 C 09 23 08.13 +13 43 53.4 V D29
2025-12-13 20:23:32 C 09 20 20.89 +13 13 29.0 V D29
2025-12-13 20:41:21 C 09 20 20.51 +13 13 28.8 V D29
2025-12-14 11:15:09 C 09 20 05.211 +13 12 46.41 X F52
2025-12-14 11:33:32 C 09 20 04.853 +13 12 45.59 X F52
2025-12-14 11:51:28 C 09 20 04.501 +13 12 44.79 X F52
2025-12-14 12:09:15 C 09 20 04.158 +13 12 43.97 X F52
2025-12-15 19:10:32 C 09 19 28.39 +13 11 22.7 V D29
2025-12-15 19:30:54 C 09 19 27.98 +13 11 21.4 V D29
2025-12-15 19:51:16 C 09 19 27.44 +13 11 20.6 V D29
2025-12-17 20:33:34 C 09 18 25.05 +13 09 41.2 V D29
2025-12-17 20:53:56 C 09 18 24.51 +13 09 40.1 V D29
2025-12-17 21:14:18 C 09 18 24.09 +13 09 39.7 V D29
2025-12-18 16:54:31 C 09 17 56.95 +13 09 09.5 V D29
2025-12-18 17:14:52 C 09 17 56.50 +13 09 09.6 V D29
2025-12-18 17:35:12 C 09 17 55.97 +13 09 08.7 V D29
2025-12-21 12:13:45 C 09 16 13.916 +13 08 07.75 X F52
2025-12-21 12:29:42 C 09 16 13.436 +13 08 07.60 X F52
2025-12-21 12:45:43 C 09 16 13.007 +13 08 07.44 X F52
2025-12-28 16:48:31 C 09 10 47.88 +13 10 02.2 V D29
2025-12-28 17:08:53 C 09 10 47.15 +13 10 03.1 V D29
2025-12-28 17:45:04 C 09 10 45.85 +13 10 04.3 V D29
2025-12-28 18:05:26 C 09 10 45.10 +13 10 04.7 V D29
2025-12-28 18:25:48 C 09 10 44.36 +13 10 05.6 V D29
2026-01-11 09:34:30 C 08 57 03.407 +13 29 23.50 X F51
2026-01-11 09:51:00 C 08 57 02.621 +13 29 24.96 X F51
2026-01-11 10:07:35 C 08 57 01.818 +13 29 26.28 X F51
2026-01-11 10:24:09 C 08 57 01.030 +13 29 27.71 X F51
2026-01-11 10:25:28 C 08 57 00.952 +13 29 27.83 X F52