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
2002-02-20 02:46:07 C 07 06 16.90 +21 50 23.0 c 715
2002-12-04 15:32:46 C 12 58 50.429 -23 41 42.77 o 568
2002-12-04 15:36:05 C 12 58 50.665 -23 41 45.05 o 568
2003-03-31 07:10:03 C 17 41 26.26 -59 03 39.6 d 809
2003-03-31 07:16:34 C 17 41 27.39 -59 03 44.0 d 809
2003-03-31 07:19:10 C 17 41 27.83 -59 03 45.7 d 809
2003-04-12 18:08:25 C 18 39 16.98 -61 51 52.4 m 428
2003-04-12 18:16:57 C 18 39 18.75 -61 51 56.6 m 428
2003-05-04 08:01:45 C 20 45 26.52 -62 58 58.8 m 859
2003-05-04 08:06:54 C 20 45 27.94 -62 58 58.3 m 859
2003-06-25 11:17:32 C 01 05 30.18 -15 41 20.8 c 670
2003-06-25 11:21:39 C 01 05 30.64 -15 41 01.3 c 670
2003-07-04 11:50:27 C 01 36 40.61 +03 09 48.7 c 670
2003-07-04 11:54:16 C 01 36 41.14 +03 10 08.8 c 670
2003-07-09 09:11:41 C 01 53 30.82 +13 11 55.8 o 699
2003-07-09 09:35:53 C 01 53 34.24 +13 13 55.9 o 699
2003-07-09 10:00:08 C 01 53 37.68 +13 15 56.7 o 699
2003-07-09 10:24:21 C 01 53 41.06 +13 17 56.9 o 699
2003-07-24 01:52:35 C 02 47 04.38 +37 11 09.1 d 170
2003-07-24 01:53:49 C 02 47 04.58 +37 11 13.9 d 170
2003-07-24 01:55:04 C 02 47 04.76 +37 11 18.0 d 170
2003-08-19 03:37:02 C 04 39 00.30 +57 03 13.6 d 170
2003-08-19 03:38:53 C 04 39 00.64 +57 03 15.4 d 170
2003-08-19 03:40:07 C 04 39 00.86 +57 03 16.7 d 170
2003-08-27 00:35:16 C 05 14 34.58 +59 35 43.0 c 204
2003-08-27 00:37:28 C 05 14 34.93 +59 35 44.5 c 204
2003-08-27 00:39:41 C 05 14 35.32 +59 35 46.0 c 204
2003-08-27 00:41:54 C 05 14 35.78 +59 35 47.4 c 204
2003-08-27 00:44:07 C 05 14 36.15 +59 35 48.9 c 204
2003-09-09 22:38:04 C 06 12 33.32 +62 03 19.0 o 084
2003-09-14 09:49:21 C 06 28 56.40 +62 29 24.2 17.7 c 704
2003-09-14 10:06:46 C 06 28 58.87 +62 29 27.9 17.8 c 704
2003-09-14 10:23:53 C 06 29 01.30 +62 29 32.2 17.5 c 704
2003-09-14 10:40:54 C 06 29 03.66 +62 29 36.3 17.9 c 704
2003-09-14 10:57:44 C 06 29 06.10 +62 29 40.3 17.9 c 704
2003-10-13 09:17:29 C 07 36 27.26 +64 01 31.4 18.4 c 704
2003-10-13 09:34:13 C 07 36 27.90 +64 01 34.6 18.3 c 704
2003-10-13 09:51:01 C 07 36 28.44 +64 01 37.3 18.6 c 704
2003-10-13 10:08:04 C 07 36 29.15 +64 01 39.8 18.4 c 704
2003-10-13 10:24:59 C 07 36 29.80 +64 01 42.9 18.3 c 704
2003-10-24 21:31:45 C 07 40 01.78 +64 43 56.5 o 084
2003-11-06 09:03:01 C 07 23 54.01 +65 30 03.4 17.7 c 704
2003-11-06 09:20:25 C 07 23 52.31 +65 30 05.8 18.0 c 704
2003-11-06 09:37:57 C 07 23 50.56 +65 30 08.1 17.9 c 704
2003-11-06 09:55:41 C 07 23 48.81 +65 30 10.5 18.1 c 704
2003-11-06 10:13:33 C 07 23 47.06 +65 30 12.7 17.9 c 704
2003-11-16 10:46:35 C 06 54 12.08 +65 34 36.8 17.9 c 704
2003-11-16 11:15:45 C 06 54 07.45 +65 34 33.8 18.2 c 704
2003-11-16 11:45:33 C 06 54 02.76 +65 34 29.6 18.4 c 704
2003-11-16 12:07:27 C 06 53 59.27 +65 34 27.0 18.2 c 704