2017 HN49

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4904492711 ± 3.22e-06
Semi-major axis (a)2.1220738434 AU ± 1.41e-05
Inclination (i)7.83881035° ± 3.54e-05
Long. of Asc. Node (Ω)64.47823790° ± 2.12e-05
Arg. of Perihelion (ω)227.56155684° ± 3.39e-05
Mean Anomaly (M)252.07024503° ± 9.75e-03
Mean Motion (n)0.3188390730°/day ± 3.18e-06
Perihelion dist (q)1.08130427 AU ± 9.93e-06
Aphelion dist (Q)3.16284341 AU ± 2.21e-05
Orbital Period3.09129704 yr ± 3.09e-05
Physical Parameters
H (abs. magnitude)21.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.262″
Uncertainty1
Orbit TypeAmor
MOID0.107967 AU
Observations Used68
Oppositions1
Arc Total2017-2017
First Observation Used2017-04-27
Last Observation Used2017-11-14
Observations (71)
Date Type RA Dec Mag Band Observatory
2017-05-30 22:54:44 C 15 57 02.28 -23 55 38.4 q 204
2017-05-30 23:02:05 C 15 57 02.21 -23 55 54.9 q 204
2017-05-30 23:09:23 C 15 57 02.21 -23 56 10.9 q 204
2017-06-01 00:40:16 C 15 57 16.31 -24 53 22.0 q Y00
2017-06-01 00:58:53 C 15 57 16.23 -24 54 05.2 q Y00
2017-06-01 01:22:09 C 15 57 16.15 -24 55 00.5 q Y00
2017-06-03 06:25:17 C 15 57 50.70 -27 05 39.5 o 926
2017-06-03 06:37:06 C 15 57 50.65 -27 06 10.5 o 926
2017-06-03 06:48:24 C 15 57 50.67 -27 06 39.5 o 926
2017-06-13 01:33:10 C 16 04 49.42 -39 29 57.4 U W88
2017-06-13 01:52:45 C 16 04 50.10 -39 31 13.2 U W88
2017-06-13 02:28:24 C 16 04 51.26 -39 33 29.6 U W88
2017-07-02 03:15:00 C 17 55 15.19 -72 14 19.1 q I47
2017-07-02 03:31:54 C 17 55 26.36 -72 15 19.5 q I47
2017-07-02 03:51:39 C 17 55 39.41 -72 16 29.7 q I47
2017-09-12 10:12:20 C 00 20 47.201 -33 49 31.86 L F51
2017-09-12 10:25:20 C 00 20 46.392 -33 49 16.05 L F51
2017-09-12 10:51:16 C 00 20 44.769 -33 48 44.48 L F51
2017-11-14 02:52:47 C 00 07 41.56 -09 07 45.7 U 807
2017-11-14 03:19:15 C 00 07 42.30 -09 07 26.1 U 807
2017-11-14 03:45:25 C 00 07 43.03 -09 07 06.9 U 807