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
2021-03-28 04:24:05 s 1 -111306.29 1 +343833.20 4350.0 C57
2021-03-28 04:34:05 S 07 15 35.866 -61 51 13.90 V C57
2021-03-28 04:34:05 s 1 -111633.12 5 +343571.87 1150.0 C57
2021-03-28 04:44:05 S 07 15 25.356 -61 51 37.87 V C57
2021-03-28 04:44:05 s 1 -111959.61 4 +343309.48 7310.0 C57
2021-03-28 04:54:05 S 07 15 17.304 -61 52 06.06 V C57
2021-03-28 04:54:05 s 1 -112285.75 7 +343046.04 2840.0 C57
2021-03-28 05:04:05 S 07 15 08.208 -61 52 20.50 V C57
2021-03-28 05:04:05 s 1 -112611.55 3 +342781.55 7730.0 C57
2021-03-28 05:24:05 S 07 14 50.078 -61 53 06.11 V C57
2021-03-28 05:24:05 s 1 -113262.09 7 +342249.40 5580.0 C57
2021-03-28 05:34:05 S 07 14 40.159 -61 53 24.32 V C57
2021-03-28 05:34:05 s 1 -113586.84 3 +341981.74 8530.0 C57
2021-03-28 05:44:05 S 07 14 31.598 -61 53 44.27 V C57
2021-03-28 05:44:05 s 1 -113911.23 5 +341713.03 840.0 C57
2021-03-28 07:04:05 S 07 13 16.430 -61 56 38.36 V C57
2021-03-28 07:04:05 s 1 -116493.49 5 +339525.24 5580.0 C57
2021-03-28 07:14:05 S 07 13 09.170 -61 56 48.95 V C57
2021-03-28 07:14:05 s 1 -116814.64 6 +339247.00 1920.0 C57
2021-03-28 07:24:05 S 07 12 57.571 -61 57 09.00 V C57
2021-03-28 07:24:05 s 1 -117135.43 0 +338967.70 7580.0 C57
2021-03-28 07:54:05 S 07 12 29.494 -61 58 15.67 V C57
2021-03-28 07:54:05 s 1 -118095.56 1 +338123.43 470.0 C57
2021-03-28 08:14:05 S 07 12 10.906 -61 58 56.60 V C57
2021-03-28 08:14:05 s 1 -118733.78 5 +337555.27 5620.0 C57
2021-03-28 08:24:05 S 07 12 01.154 -61 59 14.39 V C57
2021-03-28 08:24:05 s 1 -119052.33 3 +337269.59 7160.0 C57
2021-03-28 08:34:05 S 07 11 51.322 -61 59 26.09 V C57
2021-03-28 08:34:05 s 1 -119370.50 3 +336982.85 8000.0 C57
2021-03-28 08:44:05 S 07 11 43.140 -61 59 54.56 V C57
2021-03-28 08:44:05 s 1 -119688.29 5 +336695.05 8140.0 C57
2021-03-28 09:04:05 S 07 11 23.880 -62 00 32.15 V C57
2021-03-28 09:04:05 s 1 -120322.73 3 +336116.25 6310.0 C57
2021-03-28 09:14:05 S 07 11 14.407 -62 00 52.78 V C57
2021-03-28 09:14:05 s 1 -120639.37 8 +335825.25 4330.0 C57
2021-03-28 09:24:05 S 07 11 05.844 -62 01 12.86 V C57
2021-03-28 09:24:05 s 1 -120955.63 7 +335533.18 1640.0 C57
2021-03-28 09:34:05 S 07 10 54.113 -62 01 31.33 V C57
2021-03-28 09:34:05 s 1 -121271.51 0 +335240.05 8240.0 C57
2021-03-28 10:14:05 S 07 10 18.847 -62 02 49.63 V C57
2021-03-28 10:14:05 s 1 -122531.10 2 +334056.83 7420.0 C57
2021-03-28 10:34:05 S 07 10 01.464 -62 03 27.54 V C57
2021-03-28 10:34:05 s 1 -123158.53 7 +333458.81 2650.0 C57
2021-03-28 10:54:05 S 07 09 44.136 -62 03 51.48 V C57
2021-03-28 10:54:05 s 1 -123784.38 3 +332856.50 4940.0 C57
2021-03-28 11:04:05 S 07 09 31.572 -62 04 29.89 V C57
2021-03-28 11:04:05 s 1 -124096.70 5 +332553.74 4970.0 C57
2021-03-28 11:14:05 S 07 09 24.139 -62 04 44.47 V C57
2021-03-28 11:14:05 s 1 -124408.62 6 +332249.91 4260.0 C57
2021-03-28 11:24:05 S 07 09 13.181 -62 05 07.69 V C57