171839 (2001 JM1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3106479370 ± 2.44e-08
Semi-major axis (a)1.4605762473 AU ± 1.31e-09
Inclination (i)17.07698708° ± 5.51e-06
Long. of Asc. Node (Ω)226.63828095° ± 4.03e-06
Arg. of Perihelion (ω)321.96253598° ± 7.92e-06
Mean Anomaly (M)342.22376948° ± 1.10e-05
Mean Motion (n)0.5583749489°/day ± 7.49e-10
Perihelion dist (q)1.00685125 AU ± 3.56e-08
Aphelion dist (Q)1.91430125 AU ± 3.57e-08
Orbital Period1.76516924 yr ± 2.37e-09
Physical Parameters
H (abs. magnitude)19.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.373″
Uncertainty0
Orbit TypeApollo
MOID0.045871 AU
Observations Used583
Oppositions10
Arc Total2001-2024
First Observation Used2001-05-12
Last Observation Used2024-07-01
Observations (597)
Date Type RA Dec Mag Band Observatory
2019-08-02 08:11:55 C 00 23 16.37 +27 54 15.1 u H21
2019-08-03 07:20:06 C 00 23 16.69 +28 01 13.2 u H21
2019-08-03 07:34:04 C 00 23 16.66 +28 01 18.1 u H21
2019-08-03 07:44:32 C 00 23 16.62 +28 01 21.9 u H21
2019-08-08 08:11:41 C 00 22 41.72 +28 33 22.6 u H21
2019-08-08 08:26:45 C 00 22 41.54 +28 33 26.2 u H21
2019-08-08 08:40:08 C 00 22 41.38 +28 33 30.0 u H21
2019-08-27 07:11:49 C 00 11 01.54 +29 10 50.5 V G96
2019-08-27 07:19:19 C 00 11 01.21 +29 10 49.8 V G96
2019-08-27 07:26:49 C 00 11 00.86 +29 10 49.3 V G96
2019-08-27 07:34:18 C 00 11 00.53 +29 10 48.3 V G96
2019-09-28 05:20:24 C 23 27 41.49 +23 10 26.5 V G96
2019-09-28 05:28:34 C 23 27 40.98 +23 10 19.2 V G96
2019-09-28 05:36:45 C 23 27 40.53 +23 10 13.6 V G96
2019-09-28 05:44:57 C 23 27 40.07 +23 10 06.7 V G96
2019-10-25 09:17:07 C 23 03 26.113 +13 45 30.59 U F51
2019-10-25 09:32:48 C 23 03 25.855 +13 45 17.91 U F51
2019-10-25 09:48:29 C 23 03 25.624 +13 45 05.27 U F51
2019-10-25 10:04:09 C 23 03 25.386 +13 44 52.45 U F51
2019-10-31 08:05:35 C 23 02 15.151 +11 55 25.95 U F51
2019-10-31 08:21:44 C 23 02 15.066 +11 55 14.04 U F51
2019-10-31 08:37:46 C 23 02 14.985 +11 55 02.26 U F51
2021-10-13 06:53:54 C 03 06 38.03 +25 07 36.9 V G96
2021-10-13 07:01:19 C 03 06 37.70 +25 07 32.2 V G96
2021-10-13 07:08:44 C 03 06 37.34 +25 07 29.0 V G96
2021-10-13 07:16:09 C 03 06 37.04 +25 07 24.7 V G96
2021-10-14 08:59:55 C 03 05 29.826 +24 53 30.46 U F51
2021-10-14 09:17:43 C 03 05 28.969 +24 53 20.34 U F51
2021-10-14 09:35:29 C 03 05 28.147 +24 53 10.71 U F51
2021-10-23 06:36:38 C 02 54 16.98 +22 36 18.3 X V63
2021-10-23 07:20:57 C 02 54 14.18 +22 35 48.3 X V63
2021-10-23 08:05:14 C 02 54 11.47 +22 35 14.4 X V63
2021-10-25 05:28:01 C 02 51 26.31 +22 01 10.4 X V63
2021-10-25 05:31:43 C 02 51 25.96 +22 01 06.8 X V63
2021-10-25 05:35:26 C 02 51 25.81 +22 01 03.8 X V63
2021-10-25 05:39:08 C 02 51 25.54 +22 01 01.4 X V63
2021-10-25 05:42:50 C 02 51 25.26 +22 00 58.0 X V63
2021-10-26 12:16:08 C 02 49 29.712 +21 37 09.74 U F51
2021-10-26 12:32:59 C 02 49 28.590 +21 36 56.29 U F51
2021-10-26 12:49:46 C 02 49 27.484 +21 36 42.87 U F51
2021-10-26 13:06:33 C 02 49 26.374 +21 36 29.38 U F51
2021-10-27 07:35:10 C 02 48 15.89 +21 21 40.9 V G96
2021-10-27 07:41:09 C 02 48 15.48 +21 21 36.3 V G96
2021-10-27 07:43:22 C 02 48 15.34 +21 21 34.4 V G96
2021-10-27 07:49:20 C 02 48 14.96 +21 21 29.7 V G96
2021-10-27 07:51:33 C 02 48 14.79 +21 21 27.9 V G96
2021-10-27 07:57:32 C 02 48 14.40 +21 21 23.0 V G96
2021-10-27 07:59:45 C 02 48 14.27 +21 21 21.5 V G96
2021-10-27 08:05:45 C 02 48 13.86 +21 21 16.5 V G96
2021-11-06 18:45:43 C 02 31 16.02 +17 39 20.0 Z C95