IAA RAS IAA Minor Planet Database

68548 (2001 XR31)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4367276144 ± 5.25e-09
Semi-major axis (a)1.7072057785 AU ± 8.80e-10
Inclination (i)22.71499669° ± 1.27e-06
Long. of Asc. Node (Ω)302.02062212° ± 2.51e-06
Arg. of Perihelion (ω)24.69827001° ± 2.43e-06
Mean Anomaly (M)3.27984517° ± 4.90e-07
Mean Motion (n)0.4418587586°/day ± 3.41e-10
Perihelion dist (q)0.96162187 AU ± 8.97e-09
Aphelion dist (Q)2.45278969 AU ± 9.04e-09
Orbital Period2.23063652 yr ± 1.72e-09
Physical Parameters
H (abs. magnitude)16.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.099″
Uncertainty0
Orbit TypeApollo
MOID0.026866 AU
Observations Used1169
Gaia Obs Used49
Oppositions8
Arc Total2001-2025
First Observation Used2001-12-01
Last Observation Used2025-04-23
Observations (1314)
Date Type RA Dec Mag Band Observatory
2020-01-21 09:51:21 C 09 03 57.807 +11 37 58.29 – U F52
2020-01-21 10:08:58 C 09 03 56.571 +11 37 57.01 – U F52
2020-01-21 10:16:31 C 09 03 56.039 +11 37 56.53 – U F52
2020-01-21 10:32:11 C 09 03 54.943 +11 37 55.39 – U F52
2020-01-21 11:02:57 C 09 03 52.785 +11 37 53.20 – U F52
2020-01-23 09:05:05 C 09 00 42.577 +11 34 40.52 – U F51
2020-01-23 09:20:36 C 09 00 41.478 +11 34 39.49 – U F51
2020-01-23 09:36:06 C 09 00 40.380 +11 34 38.51 – U F51
2020-01-23 09:51:35 C 09 00 39.277 +11 34 37.47 – U F51
2020-01-23 09:55:45 C 09 00 38.984 +11 34 37.20 – U F51
2020-01-23 10:12:24 C 09 00 37.805 +11 34 36.11 – U F51
2020-01-23 10:28:56 C 09 00 36.625 +11 34 35.03 – U F51
2020-01-23 10:45:37 C 09 00 35.440 +11 34 33.92 – U F51
2020-01-25 12:15:26 C 08 57 08.002 +11 31 22.55 – U F51
2020-01-25 12:34:43 C 08 57 06.621 +11 31 21.33 – U F51
2020-01-25 12:54:03 C 08 57 05.235 +11 31 20.12 – U F51
2020-01-26 07:25:59 C 08 55 47.36 +11 30 11.5 – V 703
2020-01-26 07:33:36 C 08 55 46.78 +11 30 10.9 – V 703
2020-01-26 07:48:46 C 08 55 45.79 +11 30 08.8 – V 703
2020-01-26 08:21:33 C 08 55 43.41 +11 30 07.8 – V G96
2020-01-26 08:29:00 C 08 55 42.88 +11 30 07.8 – V G96
2020-01-26 08:36:25 C 08 55 42.34 +11 30 07.2 – V G96
2020-01-26 08:43:52 C 08 55 41.82 +11 30 06.5 – V G96
2020-02-01 06:22:53 C 08 45 43.85 +11 22 27.5 – V G96
2020-02-01 06:30:56 C 08 45 43.28 +11 22 27.3 – V G96
2020-02-01 06:39:00 C 08 45 42.70 +11 22 26.8 – V G96
2020-02-01 06:47:03 C 08 45 42.12 +11 22 26.5 – V G96
2020-02-02 10:33:07 C 08 43 45.79 +11 21 08.4 – V T08
2020-02-02 10:37:58 C 08 43 45.48 +11 21 07.6 – V T08
2020-02-02 10:47:45 C 08 43 44.72 +11 21 07.6 – V T08
2020-02-02 11:06:25 C 08 43 43.44 +11 21 06.0 – V T08
2020-02-14 05:32:03 C 08 25 09.96 +11 09 46.1 – U I41
2020-02-14 05:33:26 C 08 25 09.87 +11 09 46.2 – U I41
2020-02-14 06:31:59 C 08 25 06.26 +11 09 44.2 – U I41
2020-02-14 06:33:17 C 08 25 06.17 +11 09 44.1 – U I41
2020-02-15 07:25:29 C 08 23 36.92 +11 08 52.2 – V G96
2020-02-15 07:33:34 C 08 23 36.45 +11 08 52.1 – V G96
2020-02-15 07:41:39 C 08 23 35.96 +11 08 51.8 – V G96
2020-02-15 07:49:44 C 08 23 35.47 +11 08 51.1 – V G96
2020-02-17 22:50:23 C 08 19 58.22 +11 06 43.8 19.9 q J43
2020-02-17 23:02:36 C 08 19 57.53 +11 06 43.0 20.4 q J43
2020-02-17 23:14:48 C 08 19 56.79 +11 06 42.4 19.9 q J43
2020-02-17 23:27:01 C 08 19 56.11 +11 06 42.7 19.7 q J43
2020-02-19 03:31:33 C 08 18 23.64 +11 05 46.1 – U I41
2020-02-19 03:32:50 C 08 18 23.56 +11 05 45.9 – U I41
2020-02-19 06:02:47 C 08 18 15.23 +11 05 41.2 – U I41
2020-02-20 05:04:09 C 08 17 01.47 +11 04 55.7 – U I41
2020-02-20 05:55:45 C 08 16 58.67 +11 04 54.2 – U I41
2020-02-24 04:34:59 C 08 12 15.28 +11 01 49.9 – U I41
2020-02-24 06:00:29 C 08 12 11.12 +11 01 47.3 – U I41