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
2017-05-02 08:37:07 C 13 20 43.48 -02 41 35.3 o 691
2017-05-02 08:55:04 C 13 20 44.58 -02 40 45.7 o 691
2017-05-03 05:20:28 C 13 22 07.26 -01 45 59.1 q I52
2017-05-03 05:22:04 C 13 22 07.35 -01 45 54.7 q I52
2017-05-03 05:23:40 C 13 22 07.45 -01 45 50.3 q I52
2017-05-03 05:25:16 C 13 22 07.52 -01 45 46.1 q I52
2017-05-04 03:51:57 C 13 23 37.24 -00 47 17.0 o 691
2017-05-04 04:07:12 C 13 23 38.14 -00 46 38.0 o 691
2017-05-04 04:22:28 C 13 23 39.11 -00 45 58.6 o 691
2017-05-05 08:03:44 C 13 25 27.25 +00 23 35.4 o 291
2017-05-05 08:08:00 C 13 25 27.50 +00 23 46.3 o 291
2017-05-06 05:47:45 C 13 26 53.54 +01 16 13.7 o 695
2017-05-06 05:58:00 C 13 26 54.15 +01 16 39.1 o 695
2017-05-06 06:08:16 C 13 26 54.75 +01 17 03.0 o 695
2017-05-12 06:17:33 C 13 36 13.42 +06 21 47.3 t 705
2017-05-12 06:19:00 C 13 36 13.50 +06 21 50.4 t 705
2017-05-12 06:20:28 C 13 36 13.53 +06 21 52.8 t 705
2017-05-17 05:37:45 C 13 43 46.31 +09 38 23.1 q G96
2017-05-17 05:43:42 C 13 43 46.68 +09 38 30.9 q G96
2017-05-17 05:49:40 C 13 43 47.04 +09 38 40.1 q G96
2017-05-17 05:55:38 C 13 43 47.38 +09 38 48.5 q G96
2017-05-24 05:32:54 C 13 54 12.27 +13 00 07.0 o 691
2017-05-24 05:54:57 C 13 54 13.54 +13 00 28.9 o 691
2017-05-24 06:17:04 C 13 54 14.84 +13 00 49.2 o 691
2017-05-29 02:29:42 C 14 01 24.96 +14 36 58.6 u H21
2017-05-29 02:47:15 C 14 01 25.99 +14 37 11.0 u H21
2017-05-29 03:08:54 C 14 01 27.22 +14 37 25.9 u H21
2017-05-30 03:03:25 C 14 02 55.57 +14 53 25.8 u H21
2017-05-30 03:14:16 C 14 02 56.21 +14 53 32.9 u H21
2017-05-30 03:23:53 C 14 02 56.76 +14 53 39.2 u H21