2018 GR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1110326096 ± 2.14e-05
Semi-major axis (a)0.9359710557 AU ± 1.19e-05
Inclination (i)1.00490374° ± 2.04e-04
Long. of Asc. Node (Ω)167.58937903° ± 8.57e-04
Arg. of Perihelion (ω)232.84075620° ± 2.03e-03
Mean Anomaly (M)302.41177359° ± 5.83e-02
Mean Motion (n)1.0884754750°/day ± 2.07e-05
Perihelion dist (q)0.83204775 AU ± 2.27e-05
Aphelion dist (Q)1.03989436 AU ± 2.40e-05
Orbital Period0.90551079 yr ± 1.72e-05
Physical Parameters
H (abs. magnitude)27.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.331″
Uncertainty2
Orbit TypeAten
MOID0.000397 AU
Observations Used71
Oppositions1
Arc Total2018-2018
First Observation Used2018-04-12
Last Observation Used2018-06-15
Observations (77)
Date Type RA Dec Mag Band Observatory
2018-04-08 09:13:52 C 14 07 36.30 +05 17 17.1 V 703
2018-04-08 09:28:54 C 14 07 30.34 +05 18 03.0 V 703
2018-04-12 07:36:33 C 13 37 35.66 +09 15 49.7 U G96
2018-04-12 07:43:58 C 13 37 32.96 +09 16 07.9 U G96
2018-04-12 07:51:22 C 13 37 30.19 +09 16 24.7 U G96
2018-04-12 07:58:46 C 13 37 27.42 +09 16 42.7 U G96
2018-04-12 08:16:44 C 13 37 33.266 +09 18 07.82 U F51
2018-04-12 08:35:24 C 13 37 26.340 +09 18 52.37 U F51
2018-04-12 08:54:02 C 13 37 19.417 +09 19 36.69 U F51
2018-04-12 09:12:42 C 13 37 12.430 +09 20 20.60 U F51
2018-04-13 08:23:02 C 13 30 00.82 +10 10 59.0 U I52
2018-04-13 08:27:10 C 13 29 59.30 +10 11 07.4 U I52
2018-04-13 08:28:58 C 13 29 58.63 +10 11 11.6 U I52
2018-04-13 08:30:45 C 13 29 58.01 +10 11 15.1 U I52
2018-04-14 05:54:34 C 13 23 37.853 +11 00 31.18 W W84
2018-04-14 22:08:15 C 13 19 04.72 +11 27 06.5 S 033
2018-04-14 22:11:28 C 13 19 03.65 +11 27 12.9 S 033
2018-04-14 22:14:41 C 13 19 02.56 +11 27 19.2 S 033
2018-04-14 22:17:55 C 13 19 01.50 +11 27 25.8 S 033
2018-04-14 22:21:11 C 13 19 00.41 +11 27 32.1 S 033
2018-04-14 22:24:24 C 13 18 59.33 +11 27 38.4 S 033
2018-04-14 22:27:39 C 13 18 58.26 +11 27 44.5 S 033
2018-04-15 05:36:26 C 13 16 59.24 +11 42 43.8 o 711
2018-04-15 05:40:18 C 13 16 57.92 +11 42 51.0 o 711
2018-04-15 05:44:25 C 13 16 56.46 +11 42 59.4 o 711
2018-04-15 06:38:29 C 13 16 39.51 +11 44 34.9 V G96
2018-04-15 06:40:34 C 13 16 38.81 +11 44 38.7 V G96
2018-04-15 06:46:12 C 13 16 36.76 +11 44 49.7 V G96
2018-04-18 05:35:21 C 12 57 49.67 +13 43 50.5 U I52
2018-04-18 05:37:44 C 12 57 48.90 +13 43 54.5 U I52
2018-04-18 05:40:07 C 12 57 48.11 +13 43 57.7 U I52
2018-04-18 09:27:11 C 12 56 48.785 +13 50 24.10 U T12
2018-04-18 09:30:03 C 12 56 47.874 +13 50 28.42 U T12
2018-04-18 10:25:49 C 12 56 22.07 +13 50 37.9 o 291
2018-04-18 10:30:16 C 12 56 20.84 +13 50 43.8 o 291
2018-04-18 10:34:45 C 12 56 19.56 +13 50 49.4 o 291
2018-04-19 03:18:51 C 12 52 38.05 +14 14 25.4 o 291
2018-04-19 03:25:19 C 12 52 36.24 +14 14 35.8 o 291
2018-04-19 03:31:47 C 12 52 34.31 +14 14 44.8 o 291
2018-04-19 04:08:43 C 12 52 23.88 +14 15 40.7 o 291
2018-04-19 04:15:10 C 12 52 22.05 +14 15 50.2 o 291
2018-04-19 04:21:38 C 12 52 20.13 +14 16 00.2 o 291
2018-04-19 08:37:01 C 12 51 04.75 +14 21 39.9 U I52
2018-04-19 08:39:24 C 12 51 04.07 +14 21 42.3 U I52
2018-04-19 08:41:47 C 12 51 03.39 +14 21 45.3 U I52
2018-04-19 08:44:10 C 12 51 02.67 +14 21 48.2 U I52
2018-04-20 06:45:57 C 12 46 03.80 +14 49 55.5 U I52
2018-04-20 06:49:31 C 12 46 02.78 +14 50 00.2 U I52
2018-04-20 06:53:06 C 12 46 01.78 +14 50 03.8 U I52
2018-04-20 06:56:40 C 12 46 00.74 +14 50 08.4 U I52