877877 (2011 HS60)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4258143195 ± 1.81e-07
Semi-major axis (a)1.1093135777 AU ± 3.16e-09
Inclination (i)15.74830526° ± 1.95e-05
Long. of Asc. Node (Ω)59.04573148° ± 2.34e-05
Arg. of Perihelion (ω)306.67131828° ± 3.96e-05
Mean Anomaly (M)56.39455024° ± 6.36e-05
Mean Motion (n)0.8435887573°/day ± 3.60e-09
Perihelion dist (q)0.63695197 AU ± 2.01e-07
Aphelion dist (Q)1.58167518 AU ± 2.01e-07
Orbital Period1.16837295 yr ± 4.98e-09
Physical Parameters
H (abs. magnitude)21.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.356″
Uncertainty0
Orbit TypeApollo
MOID0.093559 AU
Observations Used103
Oppositions2
Arc Total2011-2025
First Observation Used2011-04-30
Last Observation Used2025-06-18
Observations (105)
Date Type RA Dec Mag Band Observatory
2018-05-17 07:28:41 C 13 31 53.12 +03 30 12.0 V H01
2018-05-17 07:36:35 C 13 31 51.88 +03 30 08.5 V H01
2018-05-17 08:15:18 C 13 31 45.80 +03 29 51.8 U I52
2018-05-17 08:18:16 C 13 31 45.37 +03 29 50.3 U I52
2018-05-17 08:19:23 C 13 31 45.22 +03 29 50.0 U I52
2018-05-17 08:22:23 C 13 31 44.75 +03 29 48.6 U I52
2018-05-17 21:17:37 C 13 29 46.92 +03 23 53.2 S L01
2018-05-17 21:21:44 C 13 29 46.28 +03 23 51.4 S L01
2018-05-17 21:25:57 C 13 29 45.69 +03 23 47.8 S 033
2018-05-17 21:31:20 C 13 29 44.84 +03 23 45.4 S 033
2018-05-17 21:36:44 C 13 29 43.99 +03 23 42.6 S 033
2018-05-17 21:42:08 C 13 29 43.17 +03 23 40.2 S 033
2018-05-17 23:30:08 C 13 29 26.28 +03 22 50.5 S 033
2018-05-17 23:35:32 C 13 29 25.46 +03 22 48.5 S 033
2018-05-17 23:40:55 C 13 29 24.65 +03 22 46.2 S 033
2018-05-18 03:46:37 C 13 28 48.30 +03 20 56.9 U I52
2018-05-18 03:48:24 C 13 28 48.03 +03 20 56.7 U I52
2018-05-18 03:54:08 C 13 28 47.03 +03 20 52.7 V H01
2018-05-18 04:00:20 C 13 28 46.05 +03 20 49.8 V H01
2018-05-18 04:19:08 C 13 28 43.10 +03 20 41.0 V H01
2018-05-18 04:24:22 C 13 28 42.28 +03 20 38.6 V H01
2018-05-18 04:32:57 C 13 28 41.04 +03 20 35.6 U I52
2018-05-18 04:34:45 C 13 28 40.74 +03 20 33.7 U I52
2019-03-27 04:32:43 C 12 25 02.95 +34 49 49.7 u H21
2019-03-27 04:46:11 C 12 25 01.19 +34 49 50.6 u H21
2019-03-27 05:00:50 C 12 24 59.31 +34 49 51.3 u H21
2020-02-19 01:33:05 C 05 47 19.89 +66 05 45.1 u H21
2020-02-19 01:43:35 C 05 47 22.45 +66 05 32.2 u H21
2020-02-19 01:51:49 C 05 47 24.34 +66 05 20.6 u H21
2025-04-01 08:38:53 C 15 25 29.24 +04 31 04.9 V H21
2025-04-01 08:53:10 C 15 25 28.53 +04 31 11.0 V H21
2025-04-11 09:14:37 C 15 09 55.616 +05 48 56.81 V V06
2025-04-11 09:22:59 C 15 09 54.868 +05 48 59.08 V V06
2025-04-11 09:31:21 C 15 09 54.115 +05 49 01.85 V V06
2025-04-11 09:39:43 C 15 09 53.424 +05 49 04.30 V V06
2025-05-01 08:18:24 C 14 13 14.597 +07 14 19.28 X F52
2025-05-01 08:37:40 C 14 13 11.687 +07 14 18.65 X F52
2025-05-01 08:56:59 C 14 13 08.779 +07 14 17.94 X F52
2025-05-04 09:02:52 C 14 02 31.089 +07 09 00.14 X F51
2025-05-04 09:41:06 C 14 02 25.202 +07 08 55.73 X F51
2025-05-04 10:00:25 C 14 02 22.217 +07 08 53.42 X F51
2025-05-17 16:54:17 C 13 16 03.707 +05 30 02.66 W O18
2025-05-17 17:46:22 C 13 15 56.462 +05 29 36.62 W O18
2025-05-20 06:06:27 C 13 08 01.345 +04 58 19.56 V G96
2025-05-20 06:14:31 C 13 08 00.276 +04 58 15.13 V G96
2025-05-20 06:24:09 C 13 07 59.023 +04 58 09.84 V G96
2025-05-20 06:32:14 C 13 07 57.918 +04 58 05.45 V G96
2025-05-21 15:54:39 C 13 03 46.309 +04 39 16.99 W O18
2025-05-21 16:46:31 C 13 03 39.709 +04 38 46.88 W O18
2025-05-22 15:55:53 C 13 00 50.129 +04 25 10.13 W O18