2006 HW57

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5190213138 ± 6.45e-09
Semi-major axis (a)2.1457102892 AU ± 1.10e-08
Inclination (i)7.11964520° ± 2.04e-06
Long. of Asc. Node (Ω)250.90295274° ± 1.43e-05
Arg. of Perihelion (ω)34.02971516° ± 1.52e-05
Mean Anomaly (M)57.89429268° ± 1.76e-05
Mean Motion (n)0.3135852672°/day ± 2.40e-09
Perihelion dist (q)1.03204092 AU ± 1.48e-08
Aphelion dist (Q)3.25937966 AU ± 2.16e-08
Orbital Period3.14308862 yr ± 2.41e-08
Physical Parameters
H (abs. magnitude)20.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.358″
Uncertainty0
Orbit TypeAmor
MOID0.047876 AU
Observations Used321
Oppositions13
Arc Total2006-2025
First Observation Used2006-04-29
Last Observation Used2025-11-11
Observations (338)
Date Type RA Dec Mag Band Observatory
2006-07-16 21:34:13 C 16 41 53.70 +50 54 40.0 o 240
2006-07-16 21:36:34 C 16 41 55.21 +50 54 47.0 o 240
2006-07-17 05:45:05 C 16 47 25.49 +51 18 46.9 18.3 c 704
2006-07-17 05:59:53 C 16 47 35.11 +51 19 27.6 18.5 c 704
2006-07-17 06:14:40 C 16 47 44.67 +51 20 06.6 18.7 c 704
2006-07-17 20:18:43 C 16 57 29.80 +51 57 48.1 c A48
2006-07-17 20:21:23 C 16 57 31.62 +51 57 54.8 c A48
2006-07-17 20:24:04 C 16 57 33.31 +51 58 01.6 c A48
2006-07-17 20:26:45 C 16 57 35.16 +51 58 08.8 c A48
2006-07-17 21:04:20 C 16 57 59.84 +51 59 43.4 c A53
2006-07-17 21:13:19 C 16 58 05.74 +52 00 06.1 c A53
2006-07-17 21:22:48 C 16 58 12.04 +52 00 29.5 c A53
2006-07-18 05:15:57 C 17 03 40.63 +52 20 13.9 18.1 c 704
2006-07-18 05:32:16 C 17 03 51.58 +52 20 52.8 18.5 c 704
2006-07-18 05:53:30 C 17 04 05.59 +52 21 41.3 18.7 c 704
2006-07-18 06:08:50 C 17 04 15.81 +52 22 16.0 18.6 c 704
2006-07-18 06:23:55 C 17 04 25.87 +52 22 50.4 18.4 c 704
2006-07-18 20:49:42 C 17 14 36.54 +52 54 50.5 c A53
2006-07-18 20:59:45 C 17 14 43.30 +52 55 11.3 c A53
2006-07-18 21:10:19 C 17 14 50.41 +52 55 33.1 c A53
2006-07-18 22:31:17 C 17 15 44.79 +52 58 18.7 17.1 o 160
2006-07-18 22:34:15 C 17 15 46.79 +52 58 24.5 17.4 o 160
2006-07-18 22:36:41 C 17 15 48.41 +52 58 29.1 17.3 o 160
2006-07-18 22:39:07 C 17 15 50.04 +52 58 34.0 17.5 o 160
2006-07-18 22:42:23 C 17 15 52.22 +52 58 40.4 17.4 o 160
2006-07-18 22:44:49 C 17 15 53.91 +52 58 45.1 17.5 o 160
2006-07-19 06:37:03 C 17 21 24.79 +53 14 26.1 r H45
2006-07-19 06:40:37 C 17 21 27.20 +53 14 32.2 r H45
2006-07-19 06:41:44 C 17 21 27.98 +53 14 34.1 r H45
2006-07-19 06:42:32 C 17 21 28.49 +53 14 35.6 r H45
2006-07-19 06:43:36 C 17 21 29.25 +53 14 37.2 r H45
2006-07-19 06:45:31 C 17 21 30.58 +53 14 40.5 r H45
2006-07-19 06:46:34 C 17 21 31.23 +53 14 42.4 r H45
2006-07-19 21:45:33 C 17 32 12.01 +53 41 07.3 o A16
2006-07-19 21:48:55 C 17 32 14.39 +53 41 13.3 o A16
2006-07-19 21:52:23 C 17 32 16.58 +53 41 17.9 o A16
2006-07-19 22:09:21 C 17 32 28.10 +53 41 44.9 o A16
2006-07-19 23:14:02 C 17 33 11.17 +53 43 20.5 o 473
2006-07-21 04:11:07 C 17 53 37.28 +54 21 58.2 o 932
2006-07-21 04:27:14 C 17 53 48.06 +54 22 13.8 o 932
2006-07-21 04:38:04 C 17 53 55.32 +54 22 24.2 o 932
2006-07-22 21:23:04 C 18 22 02.66 +54 51 08.4 c 157
2006-07-22 21:40:46 C 18 22 15.40 +54 51 15.8 o 170
2006-07-22 21:42:37 C 18 22 16.60 +54 51 16.6 o 170
2006-07-22 21:45:43 C 18 22 18.62 +54 51 17.8 o 170
2006-07-23 07:17:39 C 18 28 34.87 +54 53 57.2 r H45
2006-07-23 07:18:43 C 18 28 35.52 +54 53 57.2 r H45
2006-07-23 07:19:56 C 18 28 36.31 +54 53 57.3 r H45
2006-07-23 07:20:58 C 18 28 36.95 +54 53 57.4 r H45
2006-07-23 07:21:53 C 18 28 37.53 +54 53 57.4 r H45