877855 (2011 GZ54)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1393099594 ± 7.27e-08
Semi-major axis (a)1.3325698057 AU ± 6.64e-09
Inclination (i)9.96772724° ± 5.62e-06
Long. of Asc. Node (Ω)213.60806443° ± 8.69e-06
Arg. of Perihelion (ω)15.34664145° ± 3.45e-05
Mean Anomaly (M)156.63703348° ± 5.00e-05
Mean Motion (n)0.6407333411°/day ± 4.79e-09
Perihelion dist (q)1.14692956 AU ± 9.71e-08
Aphelion dist (Q)1.51821005 AU ± 9.72e-08
Orbital Period1.53827844 yr ± 1.15e-08
Physical Parameters
H (abs. magnitude)22.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.224″
Uncertainty0
Orbit TypeAmor
MOID0.142188 AU
Observations Used101
Oppositions5
Arc Total2011-2025
First Observation Used2011-04-05
Last Observation Used2025-10-26
Observations (105)
Date Type RA Dec Mag Band Observatory
2011-04-26 05:28:07 C 12 09 17.66 -04 23 15.0 o 807
2011-04-27 00:07:24 C 12 10 34.23 -03 40 02.8 o 807
2011-04-27 00:12:33 C 12 10 34.55 -03 39 50.8 o 807
2011-04-27 00:17:53 C 12 10 34.83 -03 39 38.5 o 807
2011-04-27 00:23:33 C 12 10 35.14 -03 39 25.5 o 807
2011-05-04 04:15:59 C 12 23 13.41 +02 34 20.5 o H21
2011-05-04 04:25:28 C 12 23 14.08 +02 34 39.8 o H21
2011-05-04 04:30:04 C 12 23 14.41 +02 34 49.2 o H21
2011-05-05 05:04:53 C 12 25 16.78 +03 23 56.4 t G58
2011-05-05 05:16:18 C 12 25 17.58 +03 24 19.1 t G58
2011-05-05 05:26:44 C 12 25 18.34 +03 24 39.2 t G58
2011-05-27 03:41:01 C 13 17 03.03 +15 06 04.8 o 291
2011-05-27 03:46:46 C 13 17 03.60 +15 06 09.0 o 291
2011-05-27 03:52:30 C 13 17 04.15 +15 06 12.9 o 291
2011-06-29 03:03:51 C 14 44 17.81 +15 47 28.8 o H21
2011-06-29 03:22:00 C 14 44 19.68 +15 47 20.8 o H21
2011-06-29 03:40:36 C 14 44 21.62 +15 47 13.0 o H21
2011-07-22 02:55:59 C 15 44 31.11 +10 20 17.8 o H21
2011-07-22 03:21:47 C 15 44 33.80 +10 19 59.8 o H21
2011-07-22 03:44:10 C 15 44 36.14 +10 19 43.6 o H21
2014-01-22 02:38:01 C 07 46 02.65 -12 44 27.3 u 807
2014-01-22 02:47:36 C 07 46 01.92 -12 44 27.7 u 807
2014-01-22 02:58:35 C 07 46 01.05 -12 44 28.8 u 807
2019-11-18 09:55:54 C 03 57 54.46 +08 58 35.9 V V06
2019-11-18 10:01:37 C 03 57 53.99 +08 58 31.5 V V06
2019-11-18 10:07:19 C 03 57 53.56 +08 58 26.6 V V06
2019-11-18 10:13:02 C 03 57 53.10 +08 58 22.1 V V06
2019-11-24 06:07:03 C 03 47 40.96 +07 08 05.7 u H21
2019-11-24 06:20:16 C 03 47 39.94 +07 07 56.3 u H21
2019-11-24 06:33:12 C 03 47 38.94 +07 07 46.5 u H21
2022-10-18 13:25:04 C 02 07 35.459 +15 48 09.36 U F52
2022-10-18 13:39:40 C 02 07 34.452 +15 47 54.80 U F52
2022-10-18 13:54:14 C 02 07 33.480 +15 47 40.13 U F52
2022-10-21 11:36:45 C 02 03 02.066 +14 37 35.75 U F52
2022-10-21 11:54:35 C 02 03 00.824 +14 37 17.42 U F52
2022-10-21 12:19:49 C 02 02 59.066 +14 36 51.42 U F52
2022-10-31 07:50:38 C 01 48 00.132 +10 37 17.03 U F52
2022-10-31 08:06:16 C 01 47 59.135 +10 37 01.47 U F52
2022-10-31 08:22:02 C 01 47 58.106 +10 36 46.22 U F52
2025-09-15 05:01:49 C 23 54 43.01 +20 41 43.4 V H21
2025-09-15 05:22:50 C 23 54 41.74 +20 41 23.4 V H21
2025-09-18 07:38:02 C 23 50 30.308 +19 27 29.95 X F52
2025-09-18 07:54:37 C 23 50 29.291 +19 27 13.53 X F52
2025-09-18 08:11:10 C 23 50 28.266 +19 26 56.12 X F52
2025-09-18 08:27:46 C 23 50 27.269 +19 26 39.61 X F52
2025-09-23 07:16:27 C 23 43 50.702 +17 17 24.29 X F52
2025-09-23 07:34:10 C 23 43 49.660 +17 17 04.41 X F52
2025-09-23 07:51:53 C 23 43 48.647 +17 16 44.57 X F52
2025-09-23 08:09:29 C 23 43 47.602 +17 16 25.08 X F52
2025-10-23 12:50:26 C 23 22 35.701 +04 15 38.06 W O18