2017 BP31

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6961860574 ± 2.46e-08
Semi-major axis (a)2.1202168375 AU ± 8.18e-09
Inclination (i)1.57192089° ± 2.26e-06
Long. of Asc. Node (Ω)47.88216496° ± 2.10e-04
Arg. of Perihelion (ω)203.47685223° ± 2.10e-04
Mean Anomaly (M)285.26221078° ± 6.08e-06
Mean Motion (n)0.3192580506°/day ± 1.85e-09
Perihelion dist (q)0.64415144 AU ± 5.21e-08
Aphelion dist (Q)3.59628224 AU ± 5.39e-08
Orbital Period3.08724019 yr ± 1.79e-08
Physical Parameters
H (abs. magnitude)19.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.276″
Uncertainty0
Orbit TypeApollo
MOID0.023169 AU
Observations Used240
Oppositions4
Arc Total2017-2023
First Observation Used2017-01-27
Last Observation Used2023-10-14
Observations (256)
Date Type RA Dec Mag Band Observatory
2017-02-04 10:54:59 C 12 51 27.01 -00 01 43.2 q G96
2017-02-04 11:01:09 C 12 51 28.26 -00 01 48.7 q G96
2017-02-06 10:34:23 C 13 01 51.41 -00 51 24.8 u H21
2017-02-06 10:37:15 C 13 01 52.07 -00 51 28.0 u H21
2017-02-06 10:40:32 C 13 01 52.81 -00 51 31.8 u H21
2017-02-08 13:17:54 C 13 14 23.36 -01 50 50.9 o 291
2017-02-08 13:19:39 C 13 14 23.80 -01 50 53.1 o 291
2017-02-08 13:21:24 C 13 14 24.25 -01 50 55.3 o 291
2017-02-10 09:22:10 C 13 26 46.54 -02 48 58.7 o 695
2017-02-10 09:24:11 C 13 26 47.13 -02 49 01.3 o 695
2017-02-10 09:26:12 C 13 26 47.72 -02 49 04.5 o 695
2017-02-11 08:04:05 C 13 33 46.03 -03 21 33.1 t 705
2017-02-11 08:05:33 C 13 33 46.45 -03 21 35.2 t 705
2017-02-11 08:07:00 C 13 33 46.91 -03 21 37.3 t 705
2017-02-11 12:55:08 C 13 35 17.36 -03 28 45.6 o 695
2017-02-11 12:57:29 C 13 35 18.11 -03 28 49.2 o 695
2017-02-11 12:59:51 C 13 35 18.89 -03 28 52.7 o 695
2017-02-13 08:51:27 C 13 50 24.99 -04 38 18.0 u H21
2017-02-13 08:57:37 C 13 50 27.24 -04 38 27.5 u H21
2017-02-13 09:03:48 C 13 50 29.46 -04 38 36.9 u H21
2017-02-20 14:07:50 C 15 13 31.58 -10 25 05.5 t 474
2017-02-20 14:10:43 C 15 13 33.33 -10 25 12.2 t 474
2017-02-20 14:19:21 C 15 13 38.61 -10 25 31.9 t 474
2017-02-22 03:45:37 C 15 37 25.11 -11 51 14.3 U 204
2017-02-22 03:57:03 C 15 37 32.58 -11 51 39.3 U 204
2017-02-24 09:07:00 S 16 14 38.81 -13 46 27.7 L C51
2017-02-24 12:15:42 S 16 16 56.76 -13 52 53.4 L C51
2017-02-24 13:49:56 S 16 18 05.89 -13 56 05.2 L C51
2017-02-25 10:47:23 C 16 33 42.51 -14 37 37.7 R G45
2017-02-25 10:54:29 C 16 33 47.72 -14 37 50.5 R G45
2017-02-25 11:01:23 C 16 33 52.89 -14 38 04.1 R G45
2017-02-25 11:15:51 C 16 34 03.66 -14 38 31.7 R G45
2017-02-25 11:23:00 C 16 34 08.96 -14 38 45.4 R G45
2017-02-26 04:36:28 C 16 47 10.15 -15 09 55.1 U 204
2017-02-26 04:44:58 C 16 47 16.58 -15 10 09.4 U 204
2017-02-27 15:33:51 C 17 13 56.47 -16 03 18.0 t 474
2017-02-27 15:34:52 C 17 13 57.28 -16 03 20.0 t 474
2017-02-27 15:36:57 C 17 13 58.83 -16 03 22.0 t 474
2017-02-27 15:39:01 C 17 14 00.42 -16 03 26.1 t 474
2017-02-27 15:40:03 C 17 14 01.21 -16 03 27.3 t 474
2017-02-27 15:41:05 C 17 14 02.00 -16 03 28.5 t 474
2017-10-11 10:05:39 C 02 31 43.17 +14 02 56.1 o 291
2017-10-11 10:32:40 C 02 31 41.33 +14 02 48.0 o 291
2020-01-04 09:30:41 C 09 50 35.40 +16 06 49.1 V V06
2020-01-04 09:42:41 C 09 50 35.31 +16 06 50.7 V V06
2020-01-04 09:54:42 C 09 50 35.20 +16 06 52.6 V V06
2020-01-04 10:06:42 C 09 50 35.08 +16 06 54.3 V V06
2020-01-18 09:20:24 C 09 43 13.55 +17 21 43.3 o 691
2020-01-18 09:22:14 C 09 43 13.884 +17 21 44.17 U F51
2020-01-18 09:31:26 C 09 43 13.04 +17 21 47.6 o 691