2017 HD49

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3978937019 ± 3.94e-05
Semi-major axis (a)2.1477771016 AU ± 1.54e-04
Inclination (i)25.00819793° ± 1.23e-03
Long. of Asc. Node (Ω)213.18933957° ± 2.18e-04
Arg. of Perihelion (ω)337.51541821° ± 8.42e-04
Mean Anomaly (M)268.41416942° ± 1.09e-01
Mean Motion (n)0.3131327300°/day ± 3.38e-05
Perihelion dist (q)1.29319012 AU ± 1.26e-04
Aphelion dist (Q)3.00236408 AU ± 2.32e-04
Orbital Period3.14763098 yr ± 3.39e-04
Physical Parameters
H (abs. magnitude)21.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.339″
Uncertainty3
Orbit TypeAmor
MOID0.308275 AU
Observations Used77
Oppositions1
Arc Total2017-2017
First Observation Used2017-04-27
Last Observation Used2017-05-30
Observations (80)
Date Type RA Dec Mag Band Observatory
2017-04-27 08:41:19 C 13 12 40.040 -08 31 03.61 L F51
2017-04-27 08:56:12 C 13 12 40.940 -08 30 17.77 L F51
2017-04-27 09:11:06 C 13 12 41.840 -08 29 31.72 L F51
2017-04-27 09:25:57 C 13 12 42.746 -08 28 45.71 L F51
2017-04-28 00:58:14 C 13 13 47.19 -07 40 40.5 u 807
2017-04-28 01:02:23 C 13 13 47.45 -07 40 27.9 u 807
2017-04-28 01:06:22 C 13 13 47.70 -07 40 15.6 u 807
2017-04-28 04:49:42 C 13 14 02.47 -07 29 23.5 q I52
2017-04-28 04:50:48 C 13 14 02.53 -07 29 20.4 q I52
2017-04-28 04:51:54 C 13 14 02.56 -07 29 16.4 q I52
2017-04-28 04:53:00 C 13 14 02.69 -07 29 13.7 q I52
2017-04-28 08:52:39 C 13 14 18.560 -07 17 02.29 U 568
2017-04-28 08:54:04 C 13 14 18.643 -07 16 58.05 U 568
2017-04-28 08:55:29 C 13 14 18.729 -07 16 53.77 U 568
2017-04-28 20:21:09 C 13 15 05.64 -06 42 38.3 t 104
2017-04-28 20:39:27 C 13 15 06.78 -06 41 43.5 t 104
2017-04-28 20:56:52 C 13 15 07.81 -06 40 51.2 t 104
2017-04-28 20:58:17 C 13 15 07.95 -06 40 46.1 20.4 t K63
2017-04-28 21:05:57 C 13 15 08.40 -06 40 26.4 20.6 t K63
2017-04-28 21:13:20 C 13 15 08.85 -06 40 02.9 t 104
2017-04-28 21:19:41 C 13 15 09.27 -06 39 44.1 20.9 t K63
2017-04-28 22:12:36 C 13 15 12.78 -06 37 04.5 U 958
2017-04-28 22:38:51 C 13 15 14.43 -06 35 46.2 U 958
2017-04-30 01:07:35 C 13 17 02.42 -05 17 15.7 u 807
2017-04-30 01:10:18 C 13 17 02.59 -05 17 07.9 u 807
2017-04-30 01:13:02 C 13 17 02.75 -05 17 00.0 u 807
2017-04-30 04:34:26 C 13 17 16.07 -05 07 42.9 q I52
2017-04-30 04:36:02 C 13 17 16.14 -05 07 38.0 q I52
2017-04-30 04:37:38 C 13 17 16.25 -05 07 32.7 q I52
2017-04-30 04:39:14 C 13 17 16.35 -05 07 28.7 q I52
2017-04-30 04:59:23 C 13 17 17.59 -05 06 30.2 o 926
2017-04-30 05:03:28 C 13 17 17.84 -05 06 18.6 o 926
2017-04-30 05:07:35 C 13 17 18.08 -05 06 06.7 o 926
2017-05-01 04:39:10 C 13 18 52.94 -03 58 58.5 q I52
2017-05-01 04:45:57 C 13 18 53.35 -03 58 40.1 q I52
2017-05-01 04:48:39 C 13 18 53.50 -03 58 31.7 q I52
2017-05-01 04:55:26 C 13 18 53.95 -03 58 12.9 q I52
2017-05-01 06:05:28 C 13 18 58.16 -03 54 55.4 o 926
2017-05-01 06:16:12 C 13 18 58.81 -03 54 25.4 o 926
2017-05-01 06:29:21 C 13 18 59.61 -03 53 48.4 o 926
2017-05-01 06:35:08 C 13 18 59.95 -03 53 31.8 o 691
2017-05-01 06:47:20 C 13 19 00.78 -03 52 57.7 o 691
2017-05-02 04:03:12 C 13 20 26.86 -02 54 01.2 o 926
2017-05-02 04:07:18 C 13 20 27.13 -02 53 50.4 o 926
2017-05-02 04:11:23 C 13 20 27.43 -02 53 38.2 o 926
2017-05-02 04:44:34 C 13 20 29.38 -02 52 08.7 q I52
2017-05-02 04:46:10 C 13 20 29.46 -02 52 04.6 q I52
2017-05-02 04:47:46 C 13 20 29.56 -02 52 00.2 q I52
2017-05-02 04:49:22 C 13 20 29.64 -02 51 56.3 q I52
2017-05-02 08:18:55 C 13 20 42.38 -02 42 24.0 o 691