2015 HH11

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2805331073 ± 2.00e+00
Semi-major axis (a)1.4575026352 AU ± 3.00e+00
Inclination (i)15.18820515° ± 4.00e+00
Long. of Asc. Node (Ω)26.90211021° ± 5.00e+00
Arg. of Perihelion (ω)129.93374475° ± 6.00e+00
Mean Anomaly (M)36.97403489° ± 7.88e-01
Mean Motion (n)0.5601401100°/day ± 1.73e+00
Perihelion dist (q)1.04861520 AU ± 3.63e+00
Aphelion dist (Q)1.86636040 AU ± 4.82e+00
Orbital Period1.75957340 yr ± 5.43e+00
Physical Parameters
H (abs. magnitude)25.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.153″
Uncertainty3
Orbit TypeAmor
MOID0.114474 AU
Observations Used18
Oppositions1
Arc Total2015-2015
First Observation Used
Last Observation Used2015-04-23
Observations (18)
Date Type RA Dec Mag Band Observatory
2015-04-19 08:19:02 C 13 36 32.58 -13 57 15.9 L W84
2015-04-19 08:23:42 C 13 36 31.92 -13 57 34.8 L W84
2015-04-19 08:28:22 C 13 36 31.27 -13 57 53.8 L W84
2015-04-19 08:32:58 C 13 36 30.66 -13 58 12.1 L W84
2015-04-19 08:37:41 C 13 36 29.99 -13 58 31.4 L W84
2015-04-21 06:01:40 C 13 30 51.88 -16 54 52.3 L W84
2015-04-21 06:06:21 C 13 30 51.25 -16 55 09.5 L W84
2015-04-21 06:11:01 C 13 30 50.62 -16 55 26.7 L W84
2015-04-21 06:15:41 C 13 30 50.01 -16 55 43.4 L W84
2015-04-21 06:20:20 C 13 30 49.37 -16 56 00.6 L W84
2015-04-22 05:39:13 C 13 28 05.12 -18 19 47.6 L W84
2015-04-22 05:43:53 C 13 28 04.52 -18 20 04.0 L W84
2015-04-22 05:48:33 C 13 28 03.90 -18 20 20.0 L W84
2015-04-22 05:53:10 C 13 28 03.30 -18 20 36.1 L W84
2015-04-22 05:57:51 C 13 28 02.70 -18 20 52.4 L W84
2015-04-23 04:58:51 C 13 25 29.93 -19 40 04.7 o 291
2015-04-23 05:14:48 C 13 25 27.91 -19 40 57.7 o 291
2015-04-23 05:30:49 C 13 25 25.95 -19 41 51.1 o 291