2017 HQ49

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3273225656 ± 8.80e-06
Semi-major axis (a)1.3291043055 AU ± 1.40e-05
Inclination (i)9.39722030° ± 2.24e-04
Long. of Asc. Node (Ω)221.07074178° ± 1.03e-04
Arg. of Perihelion (ω)299.31902053° ± 1.10e-04
Mean Anomaly (M)245.46815171° ± 3.26e-02
Mean Motion (n)0.6432409414°/day ± 1.01e-05
Perihelion dist (q)0.89405847 AU ± 1.50e-05
Aphelion dist (Q)1.76415014 AU ± 2.19e-05
Orbital Period1.53228164 yr ± 2.41e-05
Physical Parameters
H (abs. magnitude)23.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.253″
Uncertainty2
Orbit TypeApollo
MOID0.008519 AU
Observations Used39
Oppositions1
Arc Total2017-2017
First Observation Used2017-04-27
Last Observation Used2017-06-20
Observations (39)
Date Type RA Dec Mag Band Observatory
2017-04-27 14:04:23 C 19 51 01.255 -19 08 35.58 L F51
2017-04-27 14:16:30 C 19 50 56.838 -19 07 48.90 L F51
2017-04-27 14:40:45 C 19 50 47.947 -19 06 14.41 L F51
2017-04-28 09:32:22 C 19 44 31.13 -17 51 36.2 u 807
2017-04-28 09:36:31 C 19 44 29.67 -17 51 20.3 u 807
2017-04-28 09:40:29 C 19 44 28.25 -17 51 05.0 u 807
2017-04-28 14:29:11 C 19 42 56.342 -17 33 59.83 U 568
2017-04-28 14:30:42 C 19 42 55.806 -17 33 54.01 U 568
2017-04-28 14:32:07 C 19 42 55.308 -17 33 48.65 U 568
2017-04-30 10:44:57 C 19 29 23.05 -14 50 49.3 o 926
2017-04-30 10:54:33 C 19 29 19.99 -14 50 15.1 o 926
2017-04-30 11:04:31 C 19 29 16.86 -14 49 41.0 o 926
2017-05-01 11:12:22 C 19 22 24.56 -13 25 27.5 o 926
2017-05-01 11:16:16 C 19 22 23.40 -13 25 13.9 o 926
2017-05-01 11:20:10 C 19 22 22.21 -13 25 00.8 o 926
2017-05-17 08:47:07 C 18 05 30.08 +01 16 10.7 t 705
2017-05-17 08:48:35 C 18 05 29.84 +01 16 12.7 t 705
2017-05-25 14:50:10 C 17 39 17.087 +04 34 27.79 U T12
2017-05-25 14:51:22 C 17 39 16.936 +04 34 28.63 U T12
2017-05-25 14:52:49 C 17 39 16.746 +04 34 29.63 U T12
2017-05-26 12:07:49 C 17 36 52.612 +04 48 16.98 L F51
2017-05-26 12:25:11 C 17 36 50.431 +04 48 27.44 L F51
2017-05-27 02:15:38 C 17 35 18.12 +04 56 39.0 U J04
2017-05-27 02:22:43 C 17 35 17.26 +04 56 43.2 U J04
2017-06-16 04:51:59 C 16 57 59.26 +05 42 02.2 u H21
2017-06-16 05:04:15 C 16 57 58.60 +05 41 58.9 u H21
2017-06-16 05:22:07 C 16 57 57.63 +05 41 54.2 u H21
2017-06-16 08:31:20 C 16 57 48.11 +05 41 09.7 o 291
2017-06-16 08:48:38 C 16 57 47.22 +05 41 04.6 o 291
2017-06-16 09:05:55 C 16 57 46.24 +05 41 00.4 o 291
2017-06-17 04:58:02 C 16 56 53.16 +05 35 42.0 u H21
2017-06-17 05:14:30 C 16 56 52.33 +05 35 37.2 u H21
2017-06-17 05:29:17 C 16 56 51.57 +05 35 33.1 u H21
2017-06-19 05:04:50 C 16 54 52.76 +05 21 29.5 u H21
2017-06-19 05:18:16 C 16 54 52.17 +05 21 25.5 u H21
2017-06-19 05:32:34 C 16 54 51.51 +05 21 21.0 u H21
2017-06-20 05:05:03 C 16 53 58.33 +05 13 41.6 u H21
2017-06-20 05:23:23 C 16 53 57.55 +05 13 35.5 u H21
2017-06-20 05:39:52 C 16 53 56.85 +05 13 30.1 u H21