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
2021-03-17 11:14:05 s 1 -195548.68 9 +197449.88 3900.0 C57
2021-03-17 11:24:05 S 09 43 46.358 -46 19 06.24 V C57
2021-03-17 11:24:05 s 1 -195635.10 1 +196812.07 2480.0 C57
2021-03-17 11:34:05 S 09 43 42.581 -46 19 37.24 V C57
2021-03-17 11:34:05 s 1 -195720.23 9 +196172.96 8660.0 C57
2021-03-17 11:54:05 S 09 43 36.014 -46 20 44.66 V C57
2021-03-17 11:54:05 s 1 -195886.67 2 +194890.84 3750.0 C57
2021-03-17 12:24:05 S 09 43 24.096 -46 23 02.44 V C57
2021-03-17 12:24:05 s 1 -196126.62 5 +192957.92 3040.0 C57
2021-03-17 12:34:05 S 09 43 20.297 -46 23 35.34 V C57
2021-03-17 12:34:05 s 1 -196204.00 0 +192311.01 4540.0 C57
2021-03-17 12:44:05 S 09 43 17.083 -46 24 13.79 V C57
2021-03-17 12:44:05 s 1 -196280.05 9 +191662.79 3550.0 C57
2021-03-17 12:54:05 S 09 43 12.722 -46 25 01.02 V C57
2021-03-17 12:54:05 s 1 -196354.79 7 +191013.27 60.0 C57
2021-03-17 13:04:05 S 09 43 09.797 -46 25 32.66 V C57
2021-03-17 13:04:05 s 1 -196428.20 8 +190362.44 4060.0 C57
2021-03-17 13:14:05 S 09 43 05.839 -46 26 07.76 V C57
2021-03-17 13:14:05 s 1 -196500.28 4 +189710.31 5530.0 C57
2021-03-17 13:24:05 S 09 43 02.364 -46 26 55.86 V C57
2021-03-17 13:24:05 s 1 -196571.02 1 +189056.86 4470.0 C57
2021-03-17 13:34:05 S 09 42 57.698 -46 27 40.97 V C57
2021-03-17 13:34:05 s 1 -196640.41 1 +188402.10 860.0 C57
2021-03-17 13:54:05 S 09 42 51.029 -46 28 52.10 V C57
2021-03-17 13:54:05 s 1 -196775.12 7 +187088.66 5960.0 C57
2021-03-17 14:04:05 S 09 42 47.642 -46 29 29.83 V C57
2021-03-17 14:04:05 s 1 -196840.44 0 +186429.97 4630.0 C57
2021-03-17 14:14:05 S 09 42 43.147 -46 30 13.14 V C57
2021-03-17 14:14:05 s 1 -196904.38 0 +185769.96 710.0 C57
2021-03-17 14:24:05 S 09 42 40.522 -46 30 49.72 V C57
2021-03-17 14:24:05 s 1 -196966.94 2 +185108.64 4190.0 C57
2021-03-17 14:34:05 S 09 42 35.894 -46 31 25.32 V C57
2021-03-17 14:34:05 s 1 -197028.11 8 +184446.00 5030.0 C57
2021-03-17 14:44:05 S 09 42 32.414 -46 32 04.99 V C57
2021-03-17 14:44:05 s 1 -197087.90 3 +183782.05 3250.0 C57
2021-03-17 15:14:05 S 09 42 21.482 -46 34 05.38 V C57
2021-03-17 15:14:05 s 1 -197258.83 9 +181782.26 1950.0 C57
2021-03-17 15:34:05 S 09 42 14.069 -46 35 27.82 V C57
2021-03-17 15:34:05 s 1 -197365.71 2 +180442.46 4340.0 C57
2021-03-17 15:54:05 S 09 42 06.454 -46 36 41.58 V C57
2021-03-17 15:54:05 s 1 -197466.85 5 +179097.37 5880.0 C57
2021-03-17 16:34:05 S 09 41 51.065 -46 39 16.85 V C57
2021-03-17 16:34:05 s 1 -197651.72 5 +176391.25 5980.0 C57
2021-03-17 16:44:05 S 09 41 47.306 -46 40 00.30 V C57
2021-03-17 16:44:05 s 1 -197694.27 3 +175711.40 1550.0 C57
2021-03-17 16:54:05 S 09 41 43.908 -46 40 35.65 V C57
2021-03-17 16:54:05 s 1 -197735.33 8 +175030.22 4310.0 C57
2021-03-17 17:44:05 S 09 41 24.835 -46 43 54.44 V C57
2021-03-17 17:44:05 s 1 -197918.17 3 +171604.29 5510.0 C57
2021-03-17 17:54:05 S 09 41 21.545 -46 44 31.85 V C57