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
2021-03-16 21:34:06 s 1 -184625.67 9 +245447.38 9290.0 C57
2021-03-16 21:44:06 S 09 48 39.598 -45 24 41.72 V C57
2021-03-16 21:44:06 s 1 -184799.47 5 +244911.98 2610.0 C57
2021-03-16 21:54:06 S 09 48 35.899 -45 25 14.20 V C57
2021-03-16 21:54:06 s 1 -184972.37 7 +244375.38 4250.0 C57
2021-03-16 22:04:06 S 09 48 32.352 -45 25 59.02 V C57
2021-03-16 22:04:06 s 1 -185144.38 2 +243837.58 4210.0 C57
2021-03-16 22:24:06 S 09 48 25.514 -45 27 16.06 V C57
2021-03-16 22:24:06 s 1 -185485.68 7 +242758.34 9030.0 C57
2021-03-16 22:34:06 S 09 48 22.423 -45 27 57.89 V C57
2021-03-16 22:34:06 s 1 -185654.98 0 +242216.92 3890.0 C57
2021-03-16 22:44:06 S 09 48 18.970 -45 28 39.07 V C57
2021-03-16 22:44:06 s 1 -185823.36 1 +241674.28 7030.0 C57
2021-03-16 22:54:06 S 09 48 15.612 -45 29 14.42 V C57
2021-03-16 22:54:06 s 1 -185990.82 6 +241130.43 8450.0 C57
2021-03-16 23:04:06 S 09 48 11.952 -45 29 58.38 V C57
2021-03-16 23:04:06 s 1 -186157.37 3 +240585.37 8150.0 C57
2021-03-16 23:14:06 S 09 48 08.585 -45 30 26.75 V C57
2021-03-16 23:14:06 s 1 -186322.99 6 +240039.10 6110.0 C57
2021-03-16 23:24:06 S 09 48 05.299 -45 31 06.85 V C57
2021-03-16 23:24:06 s 1 -186487.69 3 +239491.61 2320.0 C57
2021-03-17 01:14:05 S 09 47 25.982 -45 38 42.11 V C57
2021-03-17 01:14:05 s 1 -188236.83 0 +233389.78 3010.0 C57
2021-03-17 01:24:05 S 09 47 22.402 -45 39 23.33 V C57
2021-03-17 01:24:05 s 1 -188390.10 2 +232827.65 7740.0 C57
2021-03-17 01:34:05 S 09 47 18.720 -45 39 56.48 V C57
2021-03-17 01:34:05 s 1 -188542.39 6 +232264.29 620.0 C57
2021-03-17 01:44:05 S 09 47 15.058 -45 40 38.17 V C57
2021-03-17 01:44:05 s 1 -188693.70 9 +231699.71 1660.0 C57
2021-03-17 01:54:05 S 09 47 11.340 -45 41 17.38 V C57
2021-03-17 01:54:05 s 1 -188844.03 4 +231133.89 830.0 C57
2021-03-17 02:04:05 S 09 47 08.114 -45 41 57.77 V C57
2021-03-17 02:04:05 s 1 -188993.36 9 +230566.84 8140.0 C57
2021-03-17 02:14:05 S 09 47 04.500 -45 42 37.01 V C57
2021-03-17 02:14:05 s 1 -189141.70 9 +229998.56 3580.0 C57
2021-03-17 02:24:05 S 09 47 01.493 -45 43 17.11 V C57
2021-03-17 02:24:05 s 1 -189289.05 1 +229429.04 7140.0 C57
2021-03-17 02:34:05 S 09 46 57.550 -45 44 00.28 V C57
2021-03-17 02:34:05 s 1 -189435.38 9 +228858.29 8810.0 C57
2021-03-17 02:54:05 S 09 46 50.342 -45 45 18.40 V C57
2021-03-17 02:54:05 s 1 -189725.03 8 +227713.08 6440.0 C57
2021-03-17 03:04:05 S 09 46 46.550 -45 45 58.00 V C57
2021-03-17 03:04:05 s 1 -189868.34 1 +227138.62 2400.0 C57
2021-03-17 03:14:05 S 09 46 43.171 -45 46 40.80 V C57
2021-03-17 03:14:05 s 1 -190010.62 3 +226562.92 6420.0 C57
2021-03-17 03:24:05 S 09 46 39.662 -45 47 14.71 V C57
2021-03-17 03:24:05 s 1 -190151.88 1 +225985.98 8520.0 C57
2021-03-17 03:34:05 S 09 46 36.094 -45 47 58.16 V C57
2021-03-17 03:34:05 s 1 -190292.11 0 +225407.80 8680.0 C57
2021-03-17 03:44:05 S 09 46 33.106 -45 48 28.94 V C57