IAA RAS IAA Minor Planet Database

471241 (2011 BX18)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7321251671 ± 1.64e-08
Semi-major axis (a)2.8654887345 AU ± 1.52e-08
Inclination (i)14.69515642° ± 1.01e-05
Long. of Asc. Node (Ω)310.40631662° ± 1.94e-05
Arg. of Perihelion (ω)304.51568996° ± 1.82e-05
Mean Anomaly (M)334.93637165° ± 3.72e-06
Mean Motion (n)0.2031955619°/day ± 1.62e-09
Perihelion dist (q)0.76759232 AU ± 4.72e-08
Aphelion dist (Q)4.96338515 AU ± 5.39e-08
Orbital Period4.85062899 yr ± 3.86e-08
Physical Parameters
H (abs. magnitude)18.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual1.249″
Uncertainty0
Orbit TypeApollo
MOID0.037705 AU
Observations Used1909
Oppositions11
Arc Total2011-2025
First Observation Used2011-01-26
Last Observation Used2025-11-29
Observations (3652)
Date Type RA Dec Mag Band Observatory
2021-03-22 01:34:05 s 1 +167512.65 7 +149906.06 8030.0 – C57
2021-03-22 01:44:05 S 08 59 30.089 -53 20 17.45 – V C57
2021-03-22 01:44:05 s 1 +167465.29 8 +150712.51 5810.0 – C57
2021-03-22 02:04:05 S 08 59 21.773 -53 21 38.92 – V C57
2021-03-22 02:04:05 s 1 +167364.48 1 +152319.90 9270.0 – C57
2021-03-22 02:24:05 S 08 59 10.714 -53 23 04.99 – V C57
2021-03-22 02:24:05 s 1 +167255.62 4 +153919.96 6750.0 – C57
2021-03-22 02:34:05 S 08 59 06.758 -53 23 52.58 – V C57
2021-03-22 02:34:05 s 1 +167198.21 5 +154717.24 4560.0 – C57
2021-03-22 02:44:05 S 08 59 02.909 -53 24 25.81 – V C57
2021-03-22 02:44:05 s 1 +167138.83 6 +155512.71 8450.0 – C57
2021-03-22 03:24:05 S 08 58 43.138 -53 27 22.57 – V C57
2021-03-22 03:24:05 s 1 +166881.88 9 +158676.36 5340.0 – C57
2021-03-22 03:44:05 S 08 58 33.010 -53 28 40.01 – V C57
2021-03-22 03:44:05 s 1 +166741.93 7 +160247.29 940.0 – C57
2021-03-22 04:04:05 S 08 58 23.738 -53 30 02.88 – V C57
2021-03-22 04:04:05 s 1 +166594.46 8 +161810.99 1560.0 – C57
2021-03-22 04:24:05 S 08 58 13.896 -53 31 31.22 – V C57
2021-03-22 04:24:05 s 1 +166439.58 0 +163367.48 7400.0 – C57
2021-03-22 04:54:05 S 08 57 59.009 -53 33 37.08 – V C57
2021-03-22 04:54:05 s 1 +166193.55 0 +165688.72 3850.0 – C57
2021-03-22 05:04:05 S 08 57 53.210 -53 34 21.68 – V C57
2021-03-22 05:04:05 s 1 +166107.93 5 +166458.88 5470.0 – C57
2021-03-22 05:14:05 S 08 57 48.948 -53 35 03.52 – V C57
2021-03-22 05:14:05 s 1 +166020.53 8 +167227.25 3540.0 – C57
2021-03-22 05:34:05 S 08 57 38.798 -53 36 32.08 – V C57
2021-03-22 05:34:05 s 1 +165840.44 0 +168758.64 9090.0 – C57
2021-03-22 06:24:05 S 08 57 15.199 -53 40 02.32 – V C57
2021-03-22 06:24:05 s 1 +165359.79 4 +172555.96 2270.0 – C57
2021-03-22 06:54:05 S 08 57 00.130 -53 42 04.75 – V C57
2021-03-22 06:54:05 s 1 +165051.00 3 +174813.11 3410.0 – C57
2021-03-22 07:04:05 S 08 56 55.428 -53 42 46.87 – V C57
2021-03-22 07:04:05 s 1 +164944.73 8 +175561.96 3790.0 – C57
2021-03-22 07:14:05 S 08 56 50.434 -53 43 28.88 – V C57
2021-03-22 07:14:05 s 1 +164836.82 2 +176309.06 870.0 – C57
2021-03-22 07:24:05 S 08 56 45.509 -53 44 16.22 – V C57
2021-03-22 07:24:05 s 1 +164727.26 6 +177054.40 4660.0 – C57
2021-03-22 07:54:05 S 08 56 30.038 -53 46 26.65 – V C57
2021-03-22 07:54:05 s 1 +164388.86 5 +179279.91 6570.0 – C57
2021-03-22 08:34:05 S 08 56 10.582 -53 49 03.43 – V C57
2021-03-22 08:34:05 s 1 +163915.32 8 +182222.82 1060.0 – C57
2021-03-22 08:44:05 S 08 56 05.050 -53 50 03.12 – V C57
2021-03-22 08:44:05 s 1 +163793.02 1 +182954.21 9320.0 – C57
2021-03-22 15:44:05 S 08 52 31.795 -54 19 14.84 – V C57
2021-03-22 15:44:05 s 1 +157368.66 1 +212132.18 8890.0 – C57
2021-03-22 16:04:05 S 08 52 21.605 -54 20 41.93 – V C57
2021-03-22 16:04:05 s 1 +157005.29 4 +213448.98 6370.0 – C57
2021-03-22 16:14:05 S 08 52 15.514 -54 21 26.57 – V C57
2021-03-22 16:14:05 s 1 +156821.82 4 +214104.95 1490.0 – C57
2021-03-22 16:24:05 S 08 52 08.734 -54 22 23.30 – V C57