2018 XA

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6766465535 ± 2.00e+00
Semi-major axis (a)2.5958326403 AU ± 3.00e+00
Inclination (i)3.95354985° ± 4.00e+00
Long. of Asc. Node (Ω)252.94336628° ± 5.00e+00
Arg. of Perihelion (ω)121.83180206° ± 6.00e+00
Mean Anomaly (M)248.90691665° ± 1.76e-01
Mean Motion (n)0.2356311200°/day ± 4.08e-01
Perihelion dist (q)0.83936380 AU ± 5.28e+00
Aphelion dist (Q)4.35275100 AU ± 7.23e+00
Orbital Period4.18284180 yr ± 7.25e+00
Physical Parameters
H (abs. magnitude)23.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.347″
Uncertainty3
Orbit TypeApollo
MOID0.008288 AU
Observations Used151
Oppositions1
Arc Total2018-2019
First Observation Used
Last Observation Used2019-01-03
Observations (154)
Date Type RA Dec Mag Band Observatory
2018-12-01 08:19:28 C 01 11 16.09 +24 33 35.2 V T08
2018-12-01 08:37:29 C 01 12 20.98 +24 34 58.2 V T08
2018-12-01 08:47:51 C 01 12 58.22 +24 35 44.3 V T08
2018-12-01 08:48:31 C 01 13 00.66 +24 35 47.2 V T08
2018-12-01 09:56:17 C 01 17 02.87 +24 40 26.3 V T08
2018-12-01 10:05:27 C 01 17 35.24 +24 41 00.9 V T08
2018-12-01 10:06:33 C 01 17 39.48 +24 40 58.9 V T05
2018-12-01 10:12:37 C 01 18 00.65 +24 41 27.7 V T08
2018-12-01 10:17:49 C 01 18 19.48 +24 41 40.5 V T05
2018-12-01 10:21:49 C 01 18 33.34 +24 42 01.5 V T08
2018-12-01 10:29:55 C 01 19 02.37 +24 42 24.5 V T05
2018-12-01 10:34:40 C 01 19 18.84 +24 42 47.2 V T08
2018-12-01 10:42:48 C 01 19 47.67 +24 43 15.4 V T08
2018-12-01 10:52:07 C 01 20 20.82 +24 43 41.7 V T05
2018-12-01 10:52:48 C 01 20 22.90 +24 43 49.8 V T08
2018-12-01 11:02:39 C 01 20 58.02 +24 44 16.9 V T05
2018-12-01 11:13:58 C 01 21 37.92 +24 44 54.2 V T05
2018-12-01 11:25:23 C 01 22 18.11 +24 45 30.6 V T05
2018-12-01 21:37:22 C 01 56 20.56 +25 05 11.4 V K63
2018-12-01 21:58:35 C 01 57 23.57 +25 05 20.2 V K63
2018-12-01 22:03:33 C 01 57 38.26 +25 05 21.9 V K63
2018-12-01 22:11:28 C 01 58 01.65 +25 05 24.1 V K63
2018-12-01 22:16:13 C 01 58 15.63 +25 05 25.3 V K63
2018-12-01 22:20:23 C 01 58 27.92 +25 05 26.4 V K63
2018-12-02 04:23:45 C 02 15 57.23 +25 05 17.2 V H06
2018-12-02 04:25:20 C 02 16 01.39 +25 05 15.9 V H06
2018-12-02 04:26:55 C 02 16 05.51 +25 05 14.6 V H06
2018-12-02 04:28:29 C 02 16 09.66 +25 05 13.2 V H06
2018-12-02 17:56:23 C 02 48 41.07 +24 40 38.5 t L04
2018-12-02 18:00:34 C 02 48 49.71 +24 40 29.6 t L04
2018-12-02 18:07:49 C 02 49 04.65 +24 40 13.9 t L04
2018-12-02 18:11:42 C 02 49 12.68 +24 40 05.3 t L04
2018-12-02 22:11:12 C 02 57 16.661 +24 31 42.93 V J04
2018-12-02 22:11:26 C 02 57 17.098 +24 31 42.05 V J04
2018-12-02 22:11:40 C 02 57 17.549 +24 31 41.69 V J04
2018-12-03 02:38:37 C 03 05 39.57 +24 19 01.7 q W34
2018-12-03 02:44:25 C 03 05 49.60 +24 18 46.1 q W34
2018-12-03 03:30:55 C 03 07 09.74 +24 16 38.5 q W34
2018-12-03 03:39:08 C 03 07 23.76 +24 16 15.7 q W34
2018-12-03 09:53:51 C 03 17 46.73 +23 59 09.8 V T05
2018-12-03 10:09:39 C 03 18 10.61 +23 58 21.1 V T05
2018-12-03 10:14:00 C 03 18 17.18 +23 58 07.6 V T05
2018-12-03 10:36:00 C 03 18 50.17 +23 56 59.1 V T05
2018-12-03 12:21:55 C 03 21 27.40 +23 51 18.5 V T05
2018-12-03 12:22:34 C 03 21 28.36 +23 51 16.4 V T05
2018-12-03 12:23:14 C 03 21 29.34 +23 51 14.4 V T05
2018-12-03 12:31:42 C 03 21 41.84 +23 50 46.4 V T05
2018-12-03 12:40:47 C 03 21 54.91 +23 50 20.8 V T08
2018-12-03 12:44:09 C 03 22 00.13 +23 50 05.5 V T05
2018-12-03 12:54:12 C 03 22 14.65 +23 49 35.8 V T08