311554 (2006 BQ147)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4223196603 ± 4.72e-08
Semi-major axis (a)0.8198912577 AU ± 2.13e-09
Inclination (i)24.38235392° ± 4.45e-06
Long. of Asc. Node (Ω)146.76726273° ± 1.62e-06
Arg. of Perihelion (ω)153.21839067° ± 3.35e-06
Mean Anomaly (M)35.42893655° ± 1.27e-05
Mean Motion (n)1.3276325533°/day ± 5.18e-09
Perihelion dist (q)0.47363506 AU ± 3.87e-08
Aphelion dist (Q)1.16614746 AU ± 3.88e-08
Orbital Period0.74239388 yr ± 2.89e-09
NGA Modelr2
A2-2.97584279e-14 ± 3.03e-15 AU/d²
Physical Parameters
H (abs. magnitude)18.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.281″
Uncertainty0
Orbit TypeAten
MOID0.070528 AU
Observations Used512
Radar Obs Used1
Gaia Obs Used20
Oppositions8
Arc Total1992-2015
First Observation Used1992-02-01
Last Observation Used2024-02-21
Observations (574)
Date Type RA Dec Mag Band Observatory
2018-02-24 22:57:29 C 06 33 00.65 +36 56 23.2 U Z80
2018-02-24 23:00:21 C 06 32 59.18 +36 56 38.7 U Z80
2018-02-24 23:02:26 C 06 32 58.08 +36 56 50.7 U Z80
2018-02-24 23:04:31 C 06 32 57.01 +36 57 02.3 U Z80
2018-02-24 23:07:08 C 06 32 55.64 +36 57 17.0 U Z80
2018-02-25 18:31:45 C 06 23 10.67 +38 44 07.6 U Z52
2018-02-25 19:10:53 C 06 22 50.38 +38 47 36.2 U Z52
2018-02-25 19:50:12 C 06 22 29.95 +38 51 04.2 U Z52
2018-02-25 20:32:42 C 06 22 07.86 +38 54 47.5 U Z52
2018-02-25 20:48:16 C 06 21 59.79 +38 56 08.9 U Z52
2018-02-26 19:04:10 C 06 10 50.73 +40 47 41.4 U K74
2018-02-26 19:05:17 C 06 10 50.15 +40 47 46.8 U K74
2018-02-26 19:08:11 C 06 10 48.68 +40 48 00.5 U K74
2018-02-26 19:11:17 C 06 10 47.07 +40 48 15.5 U K74
2018-02-27 19:17:22 S 05 58 52.133 +42 37 24.74 L C51
2018-02-27 20:51:48 S 05 58 05.798 +42 44 06.76 L C51
2018-02-27 21:09:01 C 05 57 55.46 +42 45 07.3 U Z80
2018-02-27 21:11:06 C 05 57 54.37 +42 45 16.4 U Z80
2018-02-27 21:13:11 C 05 57 53.37 +42 45 24.5 U Z80
2018-02-27 21:15:16 C 05 57 52.25 +42 45 33.6 U Z80
2018-02-27 21:17:22 C 05 57 51.18 +42 45 42.5 U Z80
2018-02-27 21:19:27 C 05 57 50.17 +42 45 52.0 U Z80
2018-02-27 21:21:32 C 05 57 49.11 +42 46 00.1 U Z80
2018-02-27 21:23:38 C 05 57 48.07 +42 46 08.4 U Z80
2018-02-28 00:00:19 S 05 56 33.490 +42 57 22.07 L C51
2018-03-03 16:05:57 C 05 15 18.13 +47 57 36.5 q C97
2018-03-03 16:07:33 C 05 15 17.46 +47 57 40.0 q C97
2018-03-03 16:09:32 C 05 15 16.41 +47 57 46.4 q C97
2018-03-03 16:11:15 C 05 15 15.67 +47 57 50.5 q C97
2018-03-03 16:12:49 C 05 15 14.87 +47 57 55.4 q C97
2018-03-03 16:14:30 C 05 15 14.11 +47 57 59.6 q C97
2018-03-03 19:39:48 C 05 13 43.46 +48 06 42.0 U G34
2018-03-03 19:43:33 C 05 13 41.75 +48 06 51.8 U G34
2018-03-03 19:45:25 C 05 13 40.94 +48 06 57.1 U G34
2018-03-07 02:30:45 C 04 40 50.48 +50 57 31.4 U G96
2018-03-07 02:38:49 C 04 40 47.16 +50 57 44.9 U G96
2018-03-07 02:46:54 C 04 40 43.90 +50 57 57.9 U G96
2018-03-07 02:55:00 C 04 40 40.55 +50 58 11.6 U G96
2018-03-07 19:18:53 C 04 34 20.95 +51 24 58.1 U Z52
2018-03-07 20:20:44 C 04 33 56.68 +51 26 31.7 U Z52
2018-03-07 21:29:48 C 04 33 29.80 +51 28 14.0 U Z52
2018-03-07 22:28:31 C 04 33 07.20 +51 29 39.8 U Z52
2018-03-09 16:27:21 C 04 17 44.32 +52 27 48.5 q C97
2018-03-09 16:33:13 C 04 17 42.15 +52 27 55.5 q C97
2018-03-09 16:39:02 C 04 17 40.03 +52 28 02.2 q C97
2018-03-09 16:42:40 C 04 17 38.64 +52 28 06.7 q C97
2018-03-13 20:39:40 C 03 45 10.96 +53 58 04.7 U Z52
2018-03-13 21:20:06 C 03 44 58.72 +53 58 27.4 U Z52
2021-01-15 12:56:28 C 11 56 39.56 -20 55 05.3 V T05
2021-01-15 13:01:49 C 11 56 39.88 -20 55 03.8 V T05
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2018-02-21 01:40:00 -40976.9979 0.1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)