2015 HF11

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4189628689 ± 3.93e-08
Semi-major axis (a)2.0975803850 AU ± 7.16e-09
Inclination (i)35.07505662° ± 6.42e-06
Long. of Asc. Node (Ω)234.00495713° ± 2.65e-06
Arg. of Perihelion (ω)340.96006679° ± 2.19e-05
Mean Anomaly (M)186.53941676° ± 7.58e-06
Mean Motion (n)0.3244399729°/day ± 1.66e-09
Perihelion dist (q)1.21877209 AU ± 8.25e-08
Aphelion dist (Q)2.97638868 AU ± 8.30e-08
Orbital Period3.03793110 yr ± 1.56e-08
Physical Parameters
H (abs. magnitude)19.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.261″
Uncertainty0
Orbit TypeAmor
MOID0.224554 AU
Observations Used330
Oppositions6
Arc Total2015-2024
First Observation Used2015-04-21
Last Observation Used2024-07-01
Observations (379)
Date Type RA Dec Mag Band Observatory
2015-07-22 06:37:14 C 19 15 25.72 +43 38 50.1 u H21
2015-07-25 05:44:31 C 19 11 48.13 +43 24 27.4 u H21
2015-07-25 06:06:52 C 19 11 46.98 +43 24 21.9 u H21
2015-07-25 06:29:26 C 19 11 45.79 +43 24 16.2 u H21
2015-08-15 02:45:37 C 18 56 14.82 +39 32 42.1 u H21
2015-08-15 03:05:15 C 18 56 14.49 +39 32 29.3 u H21
2015-08-15 03:47:26 C 18 56 13.90 +39 32 02.8 u H21
2015-08-21 03:02:18 C 18 55 15.89 +37 57 02.1 u H21
2015-08-21 03:18:24 C 18 55 15.90 +37 56 50.6 u H21
2015-09-30 02:52:47 C 19 20 42.90 +26 21 08.9 o 695
2015-09-30 03:13:50 C 19 20 43.91 +26 20 54.8 o 695
2015-09-30 03:34:53 C 19 20 44.85 +26 20 40.3 o 695
2015-10-01 03:27:13 C 19 21 54.53 +26 04 47.2 o 695
2015-10-01 03:45:57 C 19 21 55.32 +26 04 35.0 o 695
2015-10-01 04:04:42 C 19 21 56.31 +26 04 22.4 o 695
2017-11-23 07:18:13 C 10 21 49.19 -27 36 29.0 U 807
2017-11-23 07:40:24 C 10 21 51.30 -27 36 56.0 U 807
2017-11-23 08:03:05 C 10 21 53.47 -27 37 23.4 U 807
2017-11-24 07:59:18 C 10 24 11.78 -28 06 15.9 U 807
2017-11-24 08:08:27 C 10 24 12.62 -28 06 26.9 U 807
2017-11-24 08:17:19 C 10 24 13.49 -28 06 37.3 U 807
2018-03-22 10:00:53 S 18 09 56.525 -45 51 42.08 L C51
2018-03-22 16:17:42 S 18 10 48.708 -45 41 30.30 L C51
2018-03-22 19:26:12 S 18 11 14.527 -45 36 23.04 L C51
2018-03-22 22:34:42 S 18 11 40.282 -45 31 13.91 L C51
2018-03-23 04:51:32 S 18 12 31.474 -45 20 53.05 L C51
2018-03-23 09:34:17 S 18 13 09.828 -45 13 03.47 L C51
2018-03-23 11:08:32 S 18 13 22.726 -45 10 25.90 L C51
2018-03-23 12:42:47 S 18 13 35.230 -45 07 50.30 L C51
2018-03-23 14:17:02 S 18 13 47.916 -45 05 11.62 L C51
2018-03-23 15:51:17 S 18 14 00.624 -45 02 34.15 L C51
2018-03-23 17:25:32 S 18 14 13.20 -44 59 56.8 L C51
2018-03-23 22:08:06 S 18 14 50.93 -44 52 01.2 L C51
2018-03-24 01:16:36 S 18 15 16.02 -44 46 42.3 L C51
2018-03-24 02:50:52 S 18 15 28.54 -44 44 02.4 L C51
2018-03-24 04:25:07 S 18 15 41.09 -44 41 23.4 L C51
2018-03-24 10:41:55 S 18 16 30.859 -44 30 40.36 L C51
2018-03-24 10:42:06 S 18 16 30.809 -44 30 40.57 L C51
2018-03-24 13:50:26 S 18 16 55.60 -44 25 16.9 L C51
2018-03-24 16:58:56 S 18 17 20.30 -44 19 53.0 L C51
2018-04-22 11:48:36 C 19 18 36.14 -17 06 36.0 o 291
2018-04-22 11:50:51 C 19 18 36.25 -17 06 29.0 o 291
2018-04-22 11:52:20 C 19 18 36.31 -17 06 24.9 o 291
2018-05-22 09:19:29 C 19 27 49.50 +18 16 10.5 o 691
2018-05-22 09:25:40 C 19 27 49.37 +18 16 25.5 o 691
2018-05-22 09:31:50 C 19 27 49.18 +18 16 41.7 o 691
2018-05-27 07:45:16 C 19 24 27.84 +23 02 32.6 o 695
2018-05-27 07:48:47 C 19 24 27.71 +23 02 40.6 o 695
2018-05-27 07:52:18 C 19 24 27.59 +23 02 48.7 o 695
2018-06-16 07:32:52 C 19 00 05.90 +36 27 57.5 U I41