2015 BR4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3179442740 ± 1.72e-07
Semi-major axis (a)1.8540759560 AU ± 2.64e-08
Inclination (i)22.31907119° ± 2.47e-05
Long. of Asc. Node (Ω)256.82767847° ± 2.87e-05
Arg. of Perihelion (ω)287.96277149° ± 7.81e-05
Mean Anomaly (M)56.57924653° ± 8.88e-05
Mean Motion (n)0.3904100540°/day ± 8.32e-09
Perihelion dist (q)1.26458312 AU ± 3.19e-07
Aphelion dist (Q)2.44356879 AU ± 3.21e-07
Orbital Period2.52459247 yr ± 5.38e-08
Physical Parameters
H (abs. magnitude)20.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.361″
Uncertainty0
Orbit TypeAmor
MOID0.404451 AU
Observations Used49
Oppositions5
Arc Total2015-2024
First Observation Used2015-01-17
Last Observation Used2024-12-21
Observations (50)
Date Type RA Dec Mag Band Observatory
2015-01-17 08:24:31 C 04 58 03.480 +04 21 15.13 L F51
2015-01-17 08:44:38 C 04 58 02.712 +04 21 01.49 L F51
2015-01-17 09:04:35 C 04 58 01.938 +04 20 48.05 L F51
2015-01-17 09:24:27 C 04 58 01.183 +04 20 34.27 L F51
2015-01-18 02:29:17 C 04 57 26.42 +04 09 05.5 o 291
2015-01-18 02:35:32 C 04 57 26.20 +04 09 02.1 o 291
2015-01-18 02:41:46 C 04 57 25.91 +04 08 56.7 o 291
2015-01-19 03:39:36 C 04 56 36.83 +03 52 38.7 u H21
2015-01-19 03:53:05 C 04 56 36.37 +03 52 30.1 u H21
2015-01-19 04:11:03 C 04 56 35.75 +03 52 18.0 u H21
2015-01-19 05:32:11 C 04 56 33.762 +03 51 29.47 L F51
2015-01-19 05:49:35 C 04 56 33.184 +03 51 18.26 L F51
2015-01-19 06:24:23 C 04 56 31.996 +03 50 55.93 L F51
2015-01-20 02:05:03 C 04 55 56.55 +03 38 26.3 o 291
2015-01-20 02:13:23 C 04 55 56.30 +03 38 21.4 o 291
2015-01-20 02:21:44 C 04 55 56.00 +03 38 15.8 o 291
2015-01-23 10:10:51 C 04 53 54.25 +02 51 04.5 t 474
2015-01-23 10:15:55 C 04 53 54.09 +02 51 02.1 t 474
2015-01-23 10:20:59 C 04 53 53.95 +02 50 59.3 t 474
2015-02-08 01:13:38 C 04 52 27.59 +00 09 12.3 u H21
2015-02-08 01:36:20 C 04 52 27.87 +00 09 04.4 u H21
2015-02-11 00:46:44 C 04 53 36.30 -00 11 52.5 u H21
2015-02-11 01:09:28 C 04 53 36.66 -00 11 58.3 u H21
2015-02-11 01:32:12 C 04 53 37.04 -00 12 05.0 u H21
2015-02-17 01:40:58 C 04 57 11.59 -00 46 56.3 u H21
2015-02-17 02:07:46 C 04 57 12.33 -00 47 01.9 u H21
2015-02-17 02:36:05 C 04 57 13.15 -00 47 08.0 u H21
2015-02-20 01:03:09 C 04 59 33.56 -01 01 01.5 u H21
2015-02-20 01:22:02 C 04 59 34.16 -01 01 05.2 u H21
2015-02-20 01:44:06 C 04 59 34.94 -01 01 09.2 u H21
2016-09-28 10:59:09 C 00 10 53.830 +37 27 10.56 U T12
2016-09-28 11:16:28 C 00 10 52.858 +37 27 04.81 U T12
2016-09-29 08:15:40 C 00 09 45.081 +37 20 00.33 U T12
2019-12-07 11:04:28 C 04 58 54.66 +24 01 11.5 V I52
2019-12-07 11:09:16 C 04 58 54.34 +24 01 07.7 V I52
2019-12-07 11:11:41 C 04 58 54.13 +24 01 05.5 V I52
2019-12-19 07:27:39 C 04 39 12.438 +19 50 21.80 U F51
2019-12-19 07:45:38 C 04 39 11.214 +19 50 05.65 U F51
2019-12-19 08:03:42 C 04 39 09.978 +19 49 49.06 U F51
2023-06-24 06:24:39 C 20 38 17.67 +07 21 32.1 u H21
2023-06-24 06:36:50 C 20 38 17.10 +07 21 40.5 u H21
2023-06-24 06:44:57 C 20 38 16.75 +07 21 46.4 u H21
2024-12-01 07:14:38 C 04 12 43.150 +28 38 16.62 V V00
2024-12-01 07:22:45 C 04 12 42.527 +28 38 10.54 V V00
2024-12-01 07:30:50 C 04 12 42.001 +28 38 04.24 V V00
2024-12-01 07:38:55 C 04 12 41.411 +28 37 57.83 V V00
2024-12-21 08:06:03 C 03 43 53.209 +21 50 04.31 V V00
2024-12-21 08:14:08 C 03 43 52.820 +21 49 57.50 V V00
2024-12-21 08:22:12 C 03 43 52.439 +21 49 50.30 V V00
2024-12-21 08:30:16 C 03 43 52.039 +21 49 43.61 V V00