353938 (1998 QR15)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5584874298 ± 1.21e-08
Semi-major axis (a)2.7690201995 AU ± 1.29e-09
Inclination (i)9.44754907° ± 1.97e-06
Long. of Asc. Node (Ω)320.07138133° ± 8.24e-06
Arg. of Perihelion (ω)57.05125124° ± 1.39e-05
Mean Anomaly (M)320.81880749° ± 1.91e-06
Mean Motion (n)0.2139060610°/day ± 1.49e-10
Perihelion dist (q)1.22255723 AU ± 3.36e-08
Aphelion dist (Q)4.31548317 AU ± 3.37e-08
Orbital Period4.60775295 yr ± 3.22e-09
Physical Parameters
H (abs. magnitude)18.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.364″
Uncertainty0
Orbit TypeAmor
MOID0.262430 AU
Observations Used1447
Oppositions19
Arc Total1998-2022
First Observation Used1998-08-17
Last Observation Used2022-01-22
Observations (1981)
Date Type RA Dec Mag Band Observatory
2021-09-10 05:26:40 C 22 46 54.09 +14 10 25.3 U I41
2021-09-10 06:11:08 C 22 46 53.34 +14 11 49.5 V 703
2021-09-10 06:18:42 C 22 46 53.25 +14 12 03.6 V 703
2021-09-10 06:26:16 C 22 46 53.14 +14 12 17.6 V 703
2021-09-10 06:33:50 C 22 46 53.06 +14 12 32.0 V 703
2021-09-10 09:00:06 C 22 46 51.37 +14 17 04.3 U I41
2021-09-10 09:18:22 C 22 46 52.36 +14 17 45.5 V T05
2021-09-10 09:59:08 C 22 46 51.80 +14 19 01.9 V T05
2021-09-10 10:03:45 C 22 46 51.73 +14 19 10.4 V T05
2021-09-10 10:13:00 C 22 46 51.62 +14 19 27.8 V T05
2021-09-10 20:31:10 C 22 46 48.96 +14 38 31.3 V 089
2021-09-10 20:34:35 C 22 46 48.97 +14 38 37.6 V 089
2021-09-10 20:37:59 C 22 46 48.89 +14 38 43.4 V 089
2021-09-10 20:41:23 C 22 46 48.86 +14 38 50.2 V 089
2021-09-10 20:44:47 C 22 46 48.80 +14 38 56.6 V 089
2021-09-10 20:48:11 C 22 46 48.80 +14 39 02.6 V 089
2021-09-10 20:51:35 C 22 46 48.75 +14 39 09.6 V 089
2021-09-10 20:54:59 C 22 46 48.70 +14 39 15.6 V 089
2021-09-10 20:58:23 C 22 46 48.69 +14 39 21.8 V 089
2021-09-10 21:01:47 C 22 46 48.65 +14 39 28.4 V 089
2021-09-12 05:59:47 C 22 46 40.29 +15 41 23.3 U I41
2021-09-12 06:10:09 C 22 46 40.17 +15 41 42.9 U I41
2021-09-12 08:58:17 C 22 46 38.20 +15 46 57.9 U I41
2021-09-12 09:57:48 C 22 46 38.69 +15 48 57.8 V T08
2021-09-12 10:05:15 C 22 46 38.59 +15 49 11.7 V T08
2021-09-12 10:09:20 C 22 46 38.54 +15 49 19.5 V T08
2021-09-12 10:51:50 C 22 46 38.01 +15 50 39.1 V T08
2021-09-13 01:31:46 C 22 46 34.36 +16 17 57.2 V L63
2021-09-13 01:43:23 C 22 46 34.29 +16 18 18.8 V L63
2021-09-13 01:56:05 C 22 46 34.16 +16 18 42.1 V L63
2021-09-13 06:13:09 C 22 46 34.77 +16 26 52.9 V 703
2021-09-13 06:20:47 C 22 46 34.65 +16 27 07.3 V 703
2021-09-13 06:28:25 C 22 46 34.64 +16 27 21.3 V 703
2021-09-13 06:36:03 C 22 46 34.52 +16 27 36.0 V 703
2021-09-13 07:13:47 C 22 46 35.619 +16 28 51.56 U F51
2021-09-13 07:32:26 C 22 46 35.425 +16 29 26.96 U F51
2021-09-13 07:51:07 C 22 46 35.221 +16 30 02.41 U F51
2021-09-13 08:09:46 C 22 46 35.011 +16 30 37.82 U F51
2021-09-14 06:51:19 C 22 46 30.75 +17 13 06.0 V U74
2021-09-14 06:56:55 C 22 46 30.69 +17 13 16.5 V U74
2021-09-14 08:26:32 C 22 46 29.80 +17 16 04.4 V U74
2021-09-14 08:32:09 C 22 46 29.75 +17 16 14.9 V U74
2021-09-15 01:06:21 C 22 46 30.01 +17 47 18.0 V W46
2021-09-15 01:23:19 C 22 46 29.89 +17 47 50.3 V W46
2021-09-15 01:43:13 C 22 46 29.74 +17 48 28.2 V W46
2021-09-15 07:15:27 C 22 46 28.01 +17 58 53.2 V U74
2021-09-15 07:21:03 C 22 46 27.97 +17 59 02.6 V U74
2021-09-15 09:39:03 C 22 46 26.82 +18 03 19.2 V U74
2021-09-15 09:44:38 C 22 46 26.78 +18 03 29.6 V U74
2021-09-16 04:56:55 C 22 46 27.94 +18 39 29.5 V G96