1999 BL33

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5319349455
Semi-major axis (a)2.6972669881 AU
Inclination (i)10.01185060°
Long. of Asc. Node (Ω)120.83068296°
Arg. of Perihelion (ω)0.01948095° ± 6.00e+00
Mean Anomaly (M)22.59032483°
Mean Motion (n)0.2224286200°/day
Perihelion dist (q)1.26237460 AU
Aphelion dist (Q)4.13321540 AU
Orbital Period4.43111900 yr
Physical Parameters
H (abs. magnitude)21.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.514″
Uncertainty
Orbit TypeAmor
MOID0.278154 AU
Observations Used17
Oppositions1
Arc Total1999-1999
First Observation Used
Last Observation Used1999-02-07
Observations (17)
Date Type RA Dec Mag Band Observatory
1999-01-17 07:57:51 c 08 55 32.70 +16 33 22.9 i 691
1999-01-17 08:29:27 c 08 55 35.05 +16 34 07.9 i 691
1999-01-18 06:26:01 c 08 57 24.59 +17 05 17.0 i 691
1999-01-18 06:32:01 c 08 57 25.14 +17 05 25.4 i 691
1999-01-18 06:37:36 c 08 57 25.54 +17 05 33.2 i 691
1999-01-19 06:27:50 c 08 59 23.14 +17 39 40.8 i 691
1999-01-19 06:33:39 c 08 59 23.61 +17 39 48.1 i 691
1999-01-19 06:39:15 c 08 59 24.01 +17 39 57.6 i 691
1999-01-23 08:54:21 c 09 07 21.01 +20 01 51.6 i 691
1999-01-23 09:02:41 c 09 07 21.61 +20 02 03.0 i 691
1999-01-23 09:10:59 c 09 07 22.23 +20 02 16.0 i 691
1999-01-24 07:56:53 C 09 09 12.31 +20 34 57.1 a 658
1999-01-24 08:03:54 C 09 09 12.77 +20 35 07.3 a 658
1999-01-24 08:10:52 C 09 09 13.35 +20 35 17.2 a 658
1999-02-07 04:37:31 C 09 34 13.63 +27 50 26.2 i 691
1999-02-07 04:43:25 C 09 34 14.05 +27 50 32.0 i 691
1999-02-07 04:49:35 C 09 34 14.47 +27 50 40.0 i 691