871972 (2017 XB2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5019906572 ± 3.29e-08
Semi-major axis (a)2.2871331413 AU ± 1.03e-08
Inclination (i)45.08371996° ± 9.41e-06
Long. of Asc. Node (Ω)336.89358763° ± 3.58e-06
Arg. of Perihelion (ω)212.96312678° ± 1.35e-05
Mean Anomaly (M)79.11390369° ± 6.07e-06
Mean Motion (n)0.2849542283°/day ± 1.92e-09
Perihelion dist (q)1.13901367 AU ± 7.55e-08
Aphelion dist (Q)3.43525261 AU ± 7.69e-08
Orbital Period3.45889334 yr ± 2.33e-08
Physical Parameters
H (abs. magnitude)18.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.239″
Uncertainty0
Orbit TypeAmor
MOID0.205116 AU
Observations Used157
Oppositions11
Arc Total2010-2025
First Observation Used2010-12-25
Last Observation Used2025-01-05
Observations (170)
Date Type RA Dec Mag Band Observatory
2018-03-31 06:20:40 S 06 03 53.153 -65 55 22.48 L C51
2018-03-31 09:29:10 S 06 03 16.116 -65 53 43.66 L C51
2018-04-01 13:45:30 S 05 57 58.898 -65 38 52.51 L C51
2018-04-01 13:45:41 S 05 57 58.771 -65 38 52.26 L C51
2018-04-05 00:01:35 C 05 45 01.72 -64 57 18.8 U 807
2018-04-05 00:04:05 C 05 45 01.29 -64 57 17.3 U 807
2018-04-05 00:06:30 C 05 45 00.93 -64 57 15.8 U 807
2018-05-12 07:41:12 C 05 08 27.54 -62 30 14.8 U 474
2018-05-12 07:46:16 C 05 08 27.58 -62 30 15.5 U 474
2018-05-12 07:51:19 C 05 08 27.64 -62 30 15.9 U 474
2018-07-17 07:46:51 C 07 06 22.02 -84 58 44.5 U 474
2018-07-17 07:51:55 C 07 06 24.23 -84 58 51.5 U 474
2018-07-17 07:57:00 C 07 06 26.25 -84 58 59.2 U 474
2024-12-31 15:02:58 C 13 30 05.250 +00 53 14.85 X F52
2024-12-31 15:08:27 C 13 30 05.706 +00 53 01.74 X F52
2024-12-31 15:13:58 C 13 30 06.123 +00 52 49.47 X F52
2024-12-31 15:19:28 C 13 30 06.558 +00 52 36.74 X F52
2025-01-05 12:25:58 C 13 39 40.338 -03 48 34.99 V G96
2025-01-05 12:35:02 C 13 39 41.098 -03 48 58.61 V G96
2025-01-05 12:44:07 C 13 39 41.864 -03 49 21.61 V G96