139289 (2001 KR1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8411757041 ± 2.02e-08
Semi-major axis (a)1.2596029138 AU ± 9.30e-10
Inclination (i)23.26469516° ± 4.15e-06
Long. of Asc. Node (Ω)102.70048447° ± 1.10e-05
Arg. of Perihelion (ω)291.49049537° ± 1.01e-05
Mean Anomaly (M)66.97807563° ± 3.47e-06
Mean Motion (n)0.6972070842°/day ± 7.72e-10
Perihelion dist (q)0.20005555 AU ± 2.55e-08
Aphelion dist (Q)2.31915028 AU ± 2.55e-08
Orbital Period1.41367795 yr ± 1.57e-09
Physical Parameters
H (abs. magnitude)17.79
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.297″
Uncertainty0
Orbit TypeApollo
MOID0.178417 AU
Observations Used784
Oppositions7
Arc Total2001-2025
First Observation Used2001-05-18
Last Observation Used2025-07-02
Observations (871)
Date Type RA Dec Mag Band Observatory
2022-07-05 23:10:14 C 13 47 01.10 +13 29 38.6 V 807
2022-07-05 23:18:12 C 13 47 00.80 +13 29 33.6 V 807
2023-04-02 06:19:41 C 15 09 01.523 +23 45 37.22 V G96
2023-04-02 06:27:04 C 15 09 00.954 +23 45 42.19 V G96
2023-04-02 06:34:27 C 15 09 00.302 +23 45 46.91 V G96
2023-04-02 06:41:50 C 15 08 59.712 +23 45 52.49 V G96
2023-04-12 09:37:01 C 14 47 22.186 +26 15 10.44 V G96
2023-04-12 09:45:12 C 14 47 21.412 +26 15 14.47 V G96
2023-04-12 09:53:24 C 14 47 20.612 +26 15 18.50 V G96
2023-04-12 10:01:37 C 14 47 19.799 +26 15 22.72 V G96
2023-04-26 07:17:12 C 14 14 58.870 +28 07 39.58 V G96
2023-04-26 07:24:37 C 14 14 58.124 +28 07 41.05 V G96
2023-04-26 07:32:01 C 14 14 57.408 +28 07 42.31 V G96
2023-04-26 07:39:26 C 14 14 56.699 +28 07 43.28 V G96
2023-05-12 05:43:23 C 13 41 59.320 +27 54 19.12 V G96
2023-05-12 05:50:48 C 13 41 58.772 +27 54 17.50 V G96
2023-05-12 05:58:14 C 13 41 58.214 +27 54 17.06 V G96
2023-05-12 06:05:39 C 13 41 57.656 +27 54 14.44 V G96
2023-05-28 03:34:09 C 13 19 27.844 +25 50 12.26 V G96
2023-05-28 03:46:29 C 13 19 27.224 +25 50 06.83 V G96
2023-05-28 03:54:32 C 13 19 26.864 +25 50 03.01 V G96
2025-03-25 13:34:54 C 17 27 44.831 +01 36 11.75 X F52
2025-03-25 13:47:56 C 17 27 45.087 +01 36 17.78 X F52
2025-03-25 14:00:55 C 17 27 45.350 +01 36 23.45 X F52
2025-03-25 14:13:56 C 17 27 45.597 +01 36 29.28 X F52
2025-05-04 10:16:13 C 17 15 47.041 +12 27 23.04 V G96
2025-05-04 10:23:37 C 17 15 46.505 +12 27 29.95 V G96
2025-05-04 10:30:59 C 17 15 46.062 +12 27 37.01 V G96
2025-05-04 10:38:22 C 17 15 45.562 +12 27 44.24 V G96
2025-05-07 11:52:58 C 17 10 38.678 +13 38 17.67 X F52
2025-05-07 12:11:43 C 17 10 37.206 +13 38 36.31 X F52
2025-05-07 12:32:06 C 17 10 35.587 +13 38 56.27 X F52
2025-05-10 13:24:29 C 17 04 33.429 +14 51 43.79 X F51
2025-05-10 13:40:01 C 17 04 32.000 +14 51 59.46 X F51
2025-05-10 13:55:24 C 17 04 30.574 +14 52 15.05 X F51
2025-05-10 14:10:40 C 17 04 29.167 +14 52 30.40 X F51
2025-05-12 09:50:12 C 17 00 23.721 +15 37 11.88 X F51
2025-05-12 10:03:35 C 17 00 22.398 +15 37 25.59 X F51
2025-05-12 10:17:00 C 17 00 21.046 +15 37 39.73 X F51
2025-05-12 10:30:32 C 17 00 19.677 +15 37 53.69 X F51
2025-05-13 08:43:35 C 16 58 05.655 +16 00 53.34 X F52
2025-05-13 08:57:20 C 16 58 04.204 +16 01 07.83 X F52
2025-05-13 09:11:09 C 16 58 02.750 +16 01 22.38 X F52
2025-05-16 01:15:36 C 16 50 59.748 +17 08 28.10 V R17
2025-05-16 01:35:05 C 16 50 57.338 +17 08 47.51 V R17
2025-05-16 01:55:30 C 16 50 54.950 +17 09 10.08 V R17
2025-05-16 02:16:02 C 16 50 52.466 +17 09 31.86 V R17
2025-05-17 09:50:15 C 16 47 03.415 +17 42 50.83 V G96
2025-05-17 09:58:22 C 16 47 02.404 +17 42 59.22 V G96
2025-05-17 10:06:28 C 16 47 01.345 +17 43 08.08 V G96