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 23:34:05 s 1 -198072.56 2 +146680.13 9460.0 C57
2021-03-17 23:44:05 S 09 39 08.076 -47 07 19.27 V C57
2021-03-17 23:44:05 s 1 -198045.92 9 +145943.57 3790.0 C57
2021-03-17 23:54:05 S 09 39 03.331 -47 07 58.76 V C57
2021-03-17 23:54:05 s 1 -198017.45 8 +145205.63 4620.0 C57
2021-03-18 00:04:05 S 09 38 59.990 -47 08 29.98 V C57
2021-03-18 00:04:05 s 1 -197987.13 8 +144466.34 1950.0 C57
2021-03-18 00:34:05 S 09 38 47.758 -47 10 31.48 V C57
2021-03-18 00:34:05 s 1 -197884.98 9 +142240.23 2650.0 C57
2021-03-18 00:54:05 S 09 38 41.184 -47 11 48.30 V C57
2021-03-18 00:54:05 s 1 -197807.46 2 +140749.32 5210.0 C57
2021-03-18 01:24:05 S 09 38 27.720 -47 13 57.29 V C57
2021-03-18 01:24:05 s 1 -197676.82 4 +138502.67 1770.0 C57
2021-03-18 01:34:05 S 09 38 26.083 -47 14 26.74 V C57
2021-03-18 01:34:05 s 1 -197629.41 0 +137751.04 6610.0 C57
2021-03-18 01:54:05 S 09 38 17.218 -47 15 45.18 V C57
2021-03-18 01:54:05 s 1 -197528.71 6 +136243.68 5130.0 C57
2021-03-18 02:04:05 S 09 38 13.142 -47 16 22.26 V C57
2021-03-18 02:04:05 s 1 -197475.41 4 +135487.94 8770.0 C57
2021-03-18 02:34:05 S 09 38 02.021 -47 18 15.16 V C57
2021-03-18 02:34:05 s 1 -197303.55 8 +133212.47 6970.0 C57
2021-03-18 02:44:05 S 09 37 57.984 -47 19 03.07 V C57
2021-03-18 02:44:05 s 1 -197242.25 3 +132451.24 5390.0 C57
2021-03-18 02:54:05 S 09 37 54.137 -47 19 34.50 V C57
2021-03-18 02:54:05 s 1 -197178.91 8 +131688.63 9950.0 C57
2021-03-18 03:14:05 S 09 37 47.230 -47 20 49.99 V C57
2021-03-18 03:14:05 s 1 -197046.11 5 +130159.30 7400.0 C57
2021-03-18 03:24:05 S 09 37 42.413 -47 21 27.97 V C57
2021-03-18 03:24:05 s 1 -196976.62 5 +129392.57 250.0 C57
2021-03-18 04:14:05 S 09 37 22.562 -47 24 48.46 V C57
2021-03-18 04:14:05 s 1 -196597.80 7 +125538.32 4830.0 C57
2021-03-18 04:24:05 S 09 37 18.953 -47 25 20.42 V C57
2021-03-18 04:24:05 s 1 -196515.68 6 +124763.35 3650.0 C57
2021-03-18 04:34:05 S 09 37 15.046 -47 26 01.00 V C57
2021-03-18 04:34:05 s 1 -196431.41 9 +123987.00 8380.0 C57
2021-03-18 04:44:05 S 09 37 10.958 -47 26 39.95 V C57
2021-03-18 04:44:05 s 1 -196344.99 2 +123209.28 9000.0 C57
2021-03-18 04:54:05 S 09 37 07.601 -47 27 17.32 V C57
2021-03-18 04:54:05 s 1 -196256.39 3 +122430.19 5480.0 C57
2021-03-18 05:04:05 S 09 37 03.180 -47 27 57.60 V C57
2021-03-18 05:04:05 s 1 -196165.60 9 +121649.72 7810.0 C57
2021-03-18 05:34:05 S 09 36 51.545 -47 29 47.33 V C57
2021-03-18 05:34:05 s 1 -195880.02 3 +119300.09 9590.0 C57
2021-03-18 05:44:05 S 09 36 47.772 -47 30 34.99 V C57
2021-03-18 05:44:05 s 1 -195780.37 4 +118514.13 5040.0 C57
2021-03-18 05:54:05 S 09 36 44.083 -47 31 10.20 V C57
2021-03-18 05:54:05 s 1 -195678.47 5 +117726.81 6200.0 C57
2021-03-18 06:04:05 S 09 36 39.662 -47 31 47.57 V C57
2021-03-18 06:04:05 s 1 -195574.31 4 +116938.11 3060.0 C57
2021-03-18 06:14:05 S 09 36 34.766 -47 32 29.69 V C57