IAA RAS IAA Minor Planet Database

679648 (2019 XS)

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3264553579 ± 2.71e-08
Semi-major axis (a)1.0059622726 AU ± 4.88e-09
Inclination (i)4.44689845° ± 3.39e-06
Long. of Asc. Node (Ω)49.45679587° ± 1.33e-06
Arg. of Perihelion (ω)250.51864414° ± 2.41e-06
Mean Anomaly (M)68.83779994° ± 1.06e-05
Mean Motion (n)0.9768766662°/day ± 7.10e-09
Perihelion dist (q)0.67756050 AU ± 2.75e-08
Aphelion dist (Q)1.33436405 AU ± 2.80e-08
Orbital Period1.00895673 yr ± 7.33e-09
NGA Modelr2
A2-2.31826648e-13 ± 1.07e-14 AU/d²
Physical Parameters
H (abs. magnitude)23.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.599″
Uncertainty0
Orbit TypeApollo
MOID0.003639 AU
Observations Used1598
Radar Obs Used5
Oppositions1
Arc Total2000-2023
First Observation Used2000-04-04
Last Observation Used2023-12-08
Observations (1673)
Date Type RA Dec Mag Band Observatory
2021-11-12 20:27:29 C 02 17 46.67 +15 58 30.2 – o K88
2021-11-12 20:27:54 C 02 17 46.57 +15 58 32.7 – o K88
2021-11-12 20:46:07 C 02 17 42.44 +16 00 24.1 – o K88
2021-11-12 20:46:39 C 02 17 42.33 +16 00 27.3 – o K88
2021-11-12 20:47:11 C 02 17 42.21 +16 00 30.5 – o K88
2021-11-12 20:47:43 C 02 17 42.10 +16 00 33.7 – o K88
2021-11-12 20:53:19 C 02 17 40.82 +16 01 07.7 – o K88
2021-11-12 20:53:51 C 02 17 40.70 +16 01 10.9 – o K88
2021-11-12 20:54:23 C 02 17 40.59 +16 01 14.2 – o K88
2021-11-12 20:54:54 C 02 17 40.46 +16 01 17.4 – o K88
2021-11-12 20:56:37 C 02 17 40.08 +16 01 27.7 – o K88
2021-11-12 20:57:09 C 02 17 39.95 +16 01 30.9 – o K88
2021-11-12 20:57:40 C 02 17 39.84 +16 01 34.1 – o K88
2021-11-12 20:58:12 C 02 17 39.73 +16 01 37.2 – o K88
2021-11-12 20:58:43 C 02 17 39.60 +16 01 40.5 – o K88
2021-11-12 20:59:15 C 02 17 39.49 +16 01 43.5 – o K88
2021-11-12 20:59:47 C 02 17 39.36 +16 01 46.8 – o K88
2021-11-12 21:00:19 C 02 17 39.24 +16 01 49.9 – o K88
2021-11-12 21:03:56 C 02 17 52.19 +16 03 47.2 – V Z17
2021-11-12 21:06:06 C 02 17 51.72 +16 04 00.4 – V Z17
2021-11-12 21:08:14 C 02 17 51.23 +16 04 13.5 – V Z17
2021-11-12 21:10:21 C 02 17 50.75 +16 04 26.6 – V Z17
2021-11-12 21:12:30 C 02 17 50.28 +16 04 39.7 – V Z17
2021-11-12 21:14:38 C 02 17 49.82 +16 04 53.2 – V Z17
2021-11-12 21:16:14 C 02 17 49.41 +16 05 03.5 – V Z17
2021-11-12 21:40:14 C 02 17 22.96 +16 06 06.9 – V D05
2021-11-12 21:40:45 C 02 17 22.72 +16 06 10.8 – V D05
2021-11-12 21:52:30 C 02 17 20.27 +16 07 17.4 – V D05
2021-11-12 21:53:38 C 02 17 20.10 +16 07 23.0 – V D05
2021-11-12 22:17:00 C 02 17 28.12 +16 09 02.5 – V Z80
2021-11-12 22:18:19 C 02 17 27.82 +16 09 10.4 – V Z80
2021-11-12 22:19:38 C 02 17 27.56 +16 09 17.7 – V Z80
2021-11-12 22:20:56 C 02 17 27.29 +16 09 25.9 – V Z80
2021-11-13 05:20:07 C 02 16 33.33 +16 48 56.6 – V 703
2021-11-13 05:28:20 C 02 16 31.59 +16 49 38.2 – V 703
2021-11-13 05:36:31 C 02 16 29.86 +16 50 19.6 – V 703
2021-11-13 05:44:43 C 02 16 28.10 +16 51 00.9 – V 703
2021-11-13 18:01:02 C 02 15 12.70 +17 44 08.6 – V C40
2021-11-13 18:12:03 C 02 15 10.98 +17 44 53.6 – V C40
2021-11-13 18:16:45 C 02 15 10.24 +17 45 12.7 – V C40
2021-11-13 18:54:46 C 02 15 04.20 +17 47 45.4 – V C40
2021-11-13 19:21:29 C 02 14 59.89 +17 49 31.4 – V C40
2021-11-13 19:23:04 C 02 14 59.64 +17 49 37.8 – V C40
2021-11-13 19:26:11 C 02 14 59.13 +17 49 50.0 – V C40
2021-11-14 01:20:10 C 02 14 35.05 +18 11 55.5 – V W46
2021-11-14 01:33:45 C 02 14 33.08 +18 12 45.3 – V W46
2021-11-14 02:05:14 C 02 14 28.43 +18 14 39.3 – V W46
2021-11-14 02:49:01 C 02 14 29.76 +18 17 06.8 – o 691
2021-11-14 03:10:53 C 02 14 26.78 +18 18 26.0 – o 691
2021-11-14 03:12:22 C 02 14 26.58 +18 18 31.3 – o 691
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2021-11-11 07:50:00 13811201.91 1 us 8560 -14 -14
2021-11-11 08:00:00 13852561.9 0.25 us 8560 -14 -14
2021-11-11 08:40:00 -594675.843 0.4 Hz 8560 -14 -14
2021-11-11 10:30:00 14481022.27 0.25 us 8560 -14 -14
2021-11-13 05:40:00 25296071.898 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)