2017 HW48

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5903611359 ± 2.17e-08
Semi-major axis (a)2.9655906063 AU ± 3.52e-08
Inclination (i)5.14922644° ± 3.21e-06
Long. of Asc. Node (Ω)108.26200484° ± 2.38e-05
Arg. of Perihelion (ω)176.82970497° ± 2.65e-05
Mean Anomaly (M)223.89944466° ± 1.21e-05
Mean Motion (n)0.1929947433°/day ± 3.44e-09
Perihelion dist (q)1.21482117 AU ± 6.59e-08
Aphelion dist (Q)4.71636005 AU ± 8.53e-08
Orbital Period5.10701103 yr ± 9.10e-08
Physical Parameters
H (abs. magnitude)20.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.269″
Uncertainty0
Orbit TypeAmor
MOID0.196736 AU
Observations Used257
Oppositions8
Arc Total2012-2022
First Observation Used2012-10-15
Last Observation Used2022-04-04
Observations (257)
Date Type RA Dec Mag Band Observatory
2012-10-15 08:19:44 C 01 12 05.349 -03 10 33.43 V F51
2012-10-15 08:45:48 C 01 12 04.130 -03 10 37.26 V F51
2012-10-15 09:06:48 C 01 12 03.116 -03 10 40.52 V F51
2012-10-15 09:27:54 C 01 12 02.171 -03 10 43.20 V F51
2012-11-05 07:03:57 C 00 55 34.396 -03 28 58.56 V F51
2012-11-05 07:25:40 C 00 55 33.951 -03 28 57.76 V F51
2012-11-05 07:47:23 C 00 55 33.469 -03 28 55.83 V F51
2012-11-05 08:09:10 C 00 55 32.970 -03 28 54.65 V F51
2017-04-25 13:03:31 C 16 31 55.765 -09 55 34.11 L F51
2017-04-25 13:19:21 C 16 31 56.454 -09 55 32.73 L F51
2017-04-25 13:35:11 C 16 31 57.133 -09 55 31.32 L F51
2017-04-25 13:50:57 C 16 31 57.818 -09 55 29.87 L F51
2017-04-26 08:04:54 C 16 32 49.47 -09 53 38.7 u 807
2017-04-26 08:10:20 C 16 32 49.72 -09 53 38.1 u 807
2017-04-26 08:15:46 C 16 32 49.92 -09 53 37.3 u 807
2017-04-26 08:32:58 C 16 32 51.31 -09 53 51.4 o 291
2017-04-26 08:36:33 C 16 32 51.44 -09 53 51.6 q I52
2017-04-26 08:41:36 C 16 32 51.67 -09 53 50.7 o 291
2017-04-26 08:42:34 C 16 32 51.73 -09 53 50.8 q I52
2017-04-26 08:48:36 C 16 32 51.98 -09 53 50.4 q I52
2017-04-26 08:50:14 C 16 32 52.05 -09 53 50.0 o 291
2017-04-26 13:48:07 C 16 33 05.537 -09 53 20.93 U 568
2017-04-26 13:49:32 C 16 33 05.597 -09 53 20.80 U 568
2017-04-26 13:50:58 C 16 33 05.658 -09 53 20.66 U 568
2017-04-27 07:42:49 C 16 33 55.89 -09 51 33.2 u 807
2017-04-27 07:46:59 C 16 33 56.07 -09 51 32.4 u 807
2017-04-27 07:50:57 C 16 33 56.24 -09 51 31.8 u 807
2017-04-27 09:36:09 C 16 34 01.15 -09 51 39.7 q 734
2017-04-27 09:45:02 C 16 34 01.54 -09 51 39.3 q 734
2017-04-27 10:07:58 C 16 34 02.72 -09 51 35.6 o 926
2017-04-27 10:36:04 C 16 34 03.93 -09 51 33.0 o 926
2017-04-27 10:56:09 C 16 34 04.78 -09 51 31.1 o 926
2017-04-30 09:20:43 C 16 37 19.12 -09 45 35.8 o 691
2017-04-30 09:24:08 C 16 37 19.30 -09 45 35.0 o 926
2017-04-30 09:35:35 C 16 37 19.78 -09 45 34.0 o 691
2017-04-30 09:50:29 C 16 37 20.42 -09 45 33.0 o 691
2017-04-30 09:52:57 C 16 37 20.50 -09 45 32.6 o 926
2017-04-30 10:12:19 C 16 37 21.30 -09 45 31.0 o 926
2017-04-30 10:19:49 C 16 37 21.61 -09 45 30.9 q I52
2017-04-30 10:26:13 C 16 37 21.87 -09 45 29.8 q I52
2017-04-30 10:32:56 C 16 37 22.16 -09 45 29.8 q I52
2017-04-30 10:39:25 C 16 37 22.34 -09 45 29.2 q I52
2017-04-30 17:31:46 C 16 37 41.08 -09 44 38.8 q Q62
2017-04-30 19:10:20 C 16 37 45.22 -09 44 30.5 q Q62
2017-05-01 00:25:37 C 16 38 00.16 -09 44 26.4 S 595
2017-05-01 01:12:25 C 16 38 02.12 -09 44 21.8 S 595
2017-05-01 09:26:33 C 16 38 24.39 -09 43 42.0 q I52
2017-05-01 09:33:53 C 16 38 24.70 -09 43 41.4 q I52
2017-05-01 09:37:30 C 16 38 24.86 -09 43 40.8 o 691
2017-05-01 09:41:03 C 16 38 25.00 -09 43 40.3 q I52