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
2021-03-15 05:44:06 s 1 -123892.87 6 +340944.27 2760.0 C57
2021-03-15 05:54:06 S 10 01 20.770 -42 45 18.79 V C57
2021-03-15 05:54:06 s 1 -124206.10 7 +340672.50 4630.0 C57
2021-03-15 06:04:06 S 10 01 18.737 -42 45 45.58 V C57
2021-03-15 06:04:06 s 1 -124518.97 7 +340399.70 5850.0 C57
2021-03-15 06:14:06 S 10 01 15.538 -42 46 28.85 V C57
2021-03-15 06:14:06 s 1 -124831.48 3 +340125.87 6410.0 C57
2021-03-15 06:24:06 S 10 01 13.061 -42 47 11.15 V C57
2021-03-15 06:24:06 s 1 -125143.62 6 +339851.01 6320.0 C57
2021-03-15 06:34:06 S 10 01 09.516 -42 47 56.54 V C57
2021-03-15 06:34:06 s 1 -125455.40 2 +339575.12 5570.0 C57
2021-03-15 06:44:06 S 10 01 06.917 -42 48 22.97 V C57
2021-03-15 06:44:06 s 1 -125766.81 2 +339298.19 4160.0 C57
2021-03-15 06:54:06 S 10 01 03.883 -42 49 20.46 V C57
2021-03-15 06:54:06 s 1 -126077.85 3 +339020.24 2080.0 C57
2021-03-15 07:04:06 S 10 01 01.018 -42 49 51.28 V C57
2021-03-15 07:04:06 s 1 -126388.52 4 +338741.25 9340.0 C57
2021-03-15 07:14:06 S 10 00 58.414 -42 50 34.33 V C57
2021-03-15 07:14:06 s 1 -126698.82 4 +338461.23 5920.0 C57
2021-03-15 07:34:06 S 10 00 52.219 -42 51 51.77 V C57
2021-03-15 07:34:06 s 1 -127318.30 4 +337898.10 7070.0 C57
2021-03-15 07:44:06 S 10 00 49.044 -42 52 28.49 V C57
2021-03-15 07:44:06 s 1 -127627.48 1 +337614.98 1630.0 C57
2021-03-15 07:54:06 S 10 00 46.265 -42 53 07.94 V C57
2021-03-15 07:54:06 s 1 -127936.28 2 +337330.83 5500.0 C57
2021-03-15 08:04:06 S 10 00 43.231 -42 53 51.76 V C57
2021-03-15 08:04:06 s 1 -128244.70 4 +337045.64 8690.0 C57
2021-03-15 08:14:06 S 10 00 40.178 -42 54 32.11 V C57
2021-03-15 08:14:06 s 1 -128552.74 6 +336759.42 1190.0 C57
2021-03-15 08:24:06 S 10 00 37.891 -42 55 07.03 V C57
2021-03-15 08:24:06 s 1 -128860.40 7 +336472.16 3010.0 C57
2021-03-15 08:34:06 S 10 00 34.711 -42 55 45.12 V C57
2021-03-15 08:34:06 s 1 -129167.68 5 +336183.86 4130.0 C57
2021-03-15 08:44:06 S 10 00 31.754 -42 56 27.38 V C57
2021-03-15 08:44:06 s 1 -129474.57 9 +335894.53 4550.0 C57
2021-03-15 08:54:06 S 10 00 28.716 -42 57 06.62 V C57
2021-03-15 08:54:06 s 1 -129781.08 7 +335604.17 4280.0 C57
2021-03-15 09:04:06 S 10 00 25.661 -42 57 51.23 V C57
2021-03-15 09:04:06 s 1 -130087.20 9 +335312.76 3300.0 C57
2021-03-15 09:14:06 S 10 00 22.742 -42 58 31.73 V C57
2021-03-15 09:14:06 s 1 -130392.94 1 +335020.32 1620.0 C57
2021-03-15 09:24:06 S 10 00 19.613 -42 59 06.86 V C57
2021-03-15 09:24:06 s 1 -130698.28 4 +334726.84 9240.0 C57
2021-03-15 09:34:06 S 10 00 16.584 -42 59 50.17 V C57
2021-03-15 09:34:06 s 1 -131003.23 5 +334432.32 6140.0 C57
2021-03-15 09:44:06 S 10 00 13.457 -43 00 33.05 V C57
2021-03-15 09:44:06 s 1 -131307.79 3 +334136.77 2330.0 C57
2021-03-15 09:54:06 S 10 00 10.903 -43 01 10.27 V C57
2021-03-15 09:54:06 s 1 -131611.95 7 +333840.17 7800.0 C57
2021-03-15 10:04:06 S 10 00 08.026 -43 01 46.16 V C57