2017 HR49

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4697594330 ± 4.78e-08
Semi-major axis (a)2.3406792210 AU ± 1.51e-08
Inclination (i)8.09749960° ± 1.15e-05
Long. of Asc. Node (Ω)102.56650350° ± 1.03e-04
Arg. of Perihelion (ω)229.72762648° ± 1.05e-04
Mean Anomaly (M)86.29929265° ± 3.46e-05
Mean Motion (n)0.2752323172°/day ± 2.66e-09
Perihelion dist (q)1.24112308 AU ± 1.12e-07
Aphelion dist (Q)3.44023536 AU ± 1.14e-07
Orbital Period3.58107032 yr ± 3.46e-08
Physical Parameters
H (abs. magnitude)18.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.298″
Uncertainty0
Orbit TypeAmor
MOID0.253606 AU
Observations Used76
Oppositions13
Arc Total2003-2021
First Observation Used2003-10-21
Last Observation Used2021-11-29
Observations (76)
Date Type RA Dec Mag Band Observatory
2017-05-17 07:24:44 C 14 40 26.566 -02 20 31.70 L F51
2017-05-17 07:41:30 C 14 40 25.653 -02 20 29.81 L F51
2017-05-17 07:58:17 C 14 40 24.733 -02 20 27.93 L F51
2017-05-31 05:49:41 C 14 24 07.74 -02 04 05.6 o 691
2017-05-31 06:05:26 C 14 24 07.05 -02 04 05.9 o 691
2017-05-31 06:21:10 C 14 24 06.35 -02 04 06.5 o 691
2017-06-14 02:54:39 C 14 12 53.19 -02 38 22.1 u H21
2017-06-14 03:03:24 C 14 12 52.95 -02 38 23.9 u H21
2017-06-14 03:12:27 C 14 12 52.75 -02 38 25.5 u H21
2017-09-17 00:28:53 C 15 59 20.94 -20 45 57.7 u 807
2017-09-17 00:35:38 C 15 59 21.70 -20 46 01.0 u 807
2017-09-17 00:41:19 C 15 59 22.33 -20 46 03.6 u 807
2018-12-13 13:27:17 C 09 15 16.322 +19 14 56.11 V T12
2018-12-13 13:43:58 C 09 15 16.081 +19 14 58.86 V T12
2019-01-03 13:36:01 C 09 02 46.653 +21 01 30.30 V T12
2019-01-03 13:51:45 C 09 02 46.078 +21 01 34.15 V T12
2021-09-07 10:38:58 C 05 13 52.44 +13 35 43.6 o 691
2021-09-07 10:53:21 C 05 13 53.43 +13 35 44.1 o 691
2021-09-07 11:07:45 C 05 13 54.42 +13 35 45.5 o 691
2021-11-08 09:23:14 C 05 42 15.50 +14 16 09.6 V G96
2021-11-08 09:30:47 C 05 42 15.20 +14 16 10.1 V G96
2021-11-08 09:38:19 C 05 42 14.87 +14 16 10.6 V G96
2021-11-29 08:28:39 C 05 15 41.78 +15 14 15.5 V V00
2021-11-29 08:35:40 C 05 15 41.34 +15 14 16.4 V V00
2021-11-29 08:42:40 C 05 15 40.90 +15 14 17.6 V V00
2021-11-29 08:49:39 C 05 15 40.46 +15 14 18.6 V V00