IAA RAS IAA Minor Planet Database

2021 XQ3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7252428047 ± 2.00e+00
Semi-major axis (a)2.5701335777 AU ± 3.00e+00
Inclination (i)4.57201782° ± 4.00e+00
Long. of Asc. Node (Ω)93.04865143° ± 5.00e+00
Arg. of Perihelion (ω)264.19482972° ± 6.00e+00
Mean Anomaly (M)356.63919694° ± 4.61e-02
Mean Motion (n)0.2392032300°/day ± 4.19e-01
Perihelion dist (q)0.70616210 AU ± 5.21e+00
Aphelion dist (Q)4.43413250 AU ± 7.29e+00
Orbital Period4.12037760 yr ± 7.21e+00
Physical Parameters
H (abs. magnitude)24.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.501″
Uncertainty2
Orbit TypeApollo
MOID0.013896 AU
Observations Used37
Oppositions1
Arc Total2021-2021
First Observation Used—
Last Observation Used2021-12-15
Observations (47)
Date Type RA Dec Mag Band Observatory
2021-12-06 04:41:54 C 03 01 42.15 -15 51 25.6 – V G96
2021-12-06 04:50:05 C 03 01 49.41 -15 48 43.1 – V G96
2021-12-06 04:58:15 C 03 01 56.67 -15 46 00.9 – V G96
2021-12-06 05:06:25 C 03 02 03.94 -15 43 18.2 – V G96
2021-12-06 05:48:02 C 03 02 40.30 -15 29 32.0 – V H01
2021-12-06 05:52:41 C 03 02 44.37 -15 28 00.1 – V H01
2021-12-06 06:08:44 C 03 02 58.50 -15 22 42.4 – V H01
2021-12-06 06:23:12 C 03 03 11.19 -15 17 56.1 – V H01
2021-12-06 07:57:11 C 03 04 33.41 -14 47 10.4 – V I52
2021-12-06 07:58:11 C 03 04 34.30 -14 46 50.7 – V I52
2021-12-06 07:59:12 C 03 04 35.13 -14 46 30.9 – V I52
2021-12-06 08:00:13 C 03 04 36.03 -14 46 11.2 – V I52
2021-12-06 17:02:57 C 03 12 18.19 -11 58 39.9 – V N51
2021-12-06 17:55:00 C 03 12 57.46 -11 43 23.4 – V N51
2021-12-06 19:54:19 C 03 14 34.89 -11 09 16.6 – V G15
2021-12-06 20:02:37 C 03 14 41.04 -11 06 54.5 – V G15
2021-12-06 20:10:58 C 03 14 46.95 -11 04 32.0 – V G15
2021-12-06 20:18:55 C 03 14 52.46 -11 02 18.4 – V K51
2021-12-06 20:21:21 C 03 14 54.24 -11 01 36.7 – V K51
2021-12-06 20:23:47 C 03 14 56.01 -11 00 55.7 – V K51
2021-12-06 21:34:15 C 03 15 46.83 -10 40 56.7 – V L01
2021-12-06 21:37:37 C 03 15 49.21 -10 40 00.5 – V L01
2021-12-06 21:40:59 C 03 15 51.62 -10 39 03.7 – V L01
2021-12-06 21:45:27 C 03 15 54.82 -10 37 48.5 – V L01
2021-12-06 21:49:33 C 03 15 57.76 -10 36 39.6 – V L01
2021-12-07 19:51:00 C 03 30 23.46 -05 06 35.2 – V 033
2021-12-07 19:52:20 C 03 30 24.34 -05 06 16.7 – V 033
2021-12-07 19:53:39 C 03 30 25.10 -05 05 59.3 – V 033
2021-12-07 19:55:14 C 03 30 25.90 -05 05 38.5 – V 033
2021-12-07 21:05:43 C 03 31 04.13 -04 50 02.0 – X 595
2021-12-07 21:24:35 C 03 31 14.20 -04 45 55.1 – X 595
2021-12-08 06:01:11 C 03 35 50.03 -02 57 56.7 – V I52
2021-12-08 06:01:45 C 03 35 50.22 -02 57 50.8 – V I52
2021-12-08 06:02:20 C 03 35 50.58 -02 57 42.8 – V I52
2021-12-08 06:02:54 C 03 35 50.85 -02 57 36.2 – V I52
2021-12-09 04:16:56 C 03 45 55.58 +01 01 18.3 – u 807
2021-12-09 04:19:13 C 03 45 56.44 +01 01 40.8 – u 807
2021-12-09 04:21:30 C 03 45 57.28 +01 02 02.0 – u 807
2021-12-09 07:10:07 C 03 47 04.45 +01 26 27.5 – V I52
2021-12-09 07:11:17 C 03 47 04.91 +01 26 39.3 – V I52
2021-12-09 07:12:27 C 03 47 05.28 +01 26 49.7 – V I52
2021-12-10 02:07:09 C 03 53 57.92 +04 07 51.0 – u 807
2021-12-10 02:16:13 C 03 54 00.67 +04 09 01.2 – u 807
2021-12-10 02:25:15 C 03 54 03.46 +04 10 10.2 – u 807
2021-12-15 03:35:54 C 04 19 58.63 +13 52 58.8 – V 807
2021-12-15 03:42:51 C 04 19 59.47 +13 53 19.4 – V 807
2021-12-15 03:49:36 C 04 20 00.30 +13 53 39.7 – V 807