827991 (2002 XQ40)

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3511352552 ± 2.00e+00
Semi-major axis (a)1.0750117685 AU ± 3.00e+00
Inclination (i)2.18968403° ± 4.00e+00
Long. of Asc. Node (Ω)270.07221146° ± 5.00e+00
Arg. of Perihelion (ω)73.29166876° ± 6.00e+00
Mean Anomaly (M)272.15286215° ± 1.38e-05
Mean Motion (n)0.8842853869°/day ± 3.70e+00
Perihelion dist (q)0.69753724 AU ± 2.90e+00
Aphelion dist (Q)1.45248630 AU ± 4.59e+00
Orbital Period1.11460203 yr ± 4.67e+00
NGA Modelr2
A2-9.26534968e-06 AU/d²
Physical Parameters
H (abs. magnitude)22.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.378″
Uncertainty0
Orbit TypeApollo
MOID0.006267 AU
Observations Used199
Oppositions2
Arc Total2002-2022
First Observation Used2002-12-11
Last Observation Used2022-03-01
Observations (211)
Date Type RA Dec Mag Band Observatory
2012-01-24 09:05:25 C 10 31 24.346 +04 09 05.72 o 568
2012-01-24 09:08:13 C 10 31 24.069 +04 09 06.77 o 568
2012-01-24 09:11:01 C 10 31 23.786 +04 09 07.77 o 568
2012-02-13 08:52:17 C 09 35 31.059 +08 09 51.14 V F51
2012-02-13 09:11:16 C 09 35 28.666 +08 10 01.67 V F51
2012-02-13 09:49:03 C 09 35 23.835 +08 10 23.22 V F51
2012-02-14 08:28:30 C 09 32 40.375 +08 23 10.38 L F51
2012-02-14 08:48:59 C 09 32 37.824 +08 23 22.14 L F51
2012-02-14 09:29:51 C 09 32 32.691 +08 23 45.42 L F51
2012-02-22 11:04:12 C 09 10 51.819 +10 07 57.51 V F51
2012-02-22 11:28:27 C 09 10 49.233 +10 08 09.09 V F51
2012-12-18 03:10:01 C 23 17 57.82 -00 46 05.5 o 291
2012-12-18 03:15:38 C 23 18 01.27 -00 45 47.4 o 291
2012-12-18 03:21:15 C 23 18 04.78 -00 45 28.9 o 291
2013-01-06 03:59:34 C 02 46 35.76 +14 48 24.2 r G96
2013-01-06 04:06:16 C 02 46 37.48 +14 48 29.5 r G96
2013-01-06 04:13:01 C 02 46 39.28 +14 48 35.2 r G96
2013-01-06 04:19:42 C 02 46 40.98 +14 48 40.0 r G96
2013-01-07 02:22:37 C 02 52 29.04 +15 07 08.9 r H21
2013-01-07 02:36:32 C 02 52 32.47 +15 07 20.3 r H21
2013-01-07 02:48:31 C 02 52 35.44 +15 07 28.3 r H21
2013-01-07 04:51:37 C 02 53 06.55 +15 09 14.1 o 291
2013-01-07 04:54:14 C 02 53 07.21 +15 09 16.2 o 291
2013-01-07 04:56:51 C 02 53 07.86 +15 09 19.0 o 291
2013-01-18 02:51:27 C 03 46 09.66 +17 35 38.4 r G96
2013-01-18 03:01:23 C 03 46 11.24 +17 35 41.4 r G96
2013-01-18 03:11:32 C 03 46 12.79 +17 35 44.9 r G96
2013-01-18 03:21:35 C 03 46 14.34 +17 35 49.6 r G96
2020-03-16 10:29:34 C 15 09 14.47 -23 31 54.8 o 695
2020-03-16 10:43:16 C 15 09 14.94 -23 31 59.8 o 695
2020-03-16 10:56:58 C 15 09 15.38 -23 32 04.7 o 695
2020-03-24 13:59:07 C 15 15 30.101 -24 39 13.61 V F51
2020-03-24 14:14:20 C 15 15 30.391 -24 39 18.39 V F51
2020-03-24 14:29:25 C 15 15 30.709 -24 39 23.72 V F51
2020-04-28 16:35:21 C 14 49 11.74 -28 44 37.3 q D29
2020-04-28 16:55:43 C 14 49 08.65 -28 44 40.3 q D29
2020-04-30 09:52:43 C 14 43 18.65 -28 50 12.7 V T05
2020-04-30 09:58:03 C 14 43 17.71 -28 50 13.2 V T05
2020-04-30 10:06:01 C 14 43 16.33 -28 50 15.0 V T05
2020-04-30 10:48:47 C 14 43 09.00 -28 50 20.3 V T05
2020-05-04 06:40:46 C 14 26 42.72 -28 54 49.5 V 703
2020-05-04 06:46:26 C 14 26 41.48 -28 54 49.0 V 703
2020-05-04 06:52:05 C 14 26 40.19 -28 54 48.9 V 703
2020-05-10 10:36:00 C 13 46 45.51 -28 15 10.9 V T08
2020-05-10 10:40:38 C 13 46 43.84 -28 15 07.5 V T08
2020-05-10 10:50:36 C 13 46 40.12 -28 15 01.0 V T08
2020-05-10 11:09:53 C 13 46 33.04 -28 14 48.2 V T08
2020-05-12 10:16:48 C 13 28 52.44 -27 38 38.2 V T05
2020-05-12 10:22:04 C 13 28 50.14 -27 38 32.6 V T05
2020-05-12 10:30:01 C 13 28 46.73 -27 38 24.1 V T05