137671 (1999 XP35)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1843338248 ± 2.60e-08
Semi-major axis (a)1.4347623822 AU ± 5.04e-10
Inclination (i)21.10357246° ± 3.94e-06
Long. of Asc. Node (Ω)263.43731958° ± 2.28e-06
Arg. of Perihelion (ω)198.31862216° ± 9.72e-06
Mean Anomaly (M)28.59839614° ± 6.81e-06
Mean Motion (n)0.5735117287°/day ± 3.02e-10
Perihelion dist (q)1.17028714 AU ± 3.73e-08
Aphelion dist (Q)1.69923762 AU ± 3.73e-08
Orbital Period1.71858087 yr ± 9.06e-10
Physical Parameters
H (abs. magnitude)18.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.238″
Uncertainty0
Orbit TypeAmor
MOID0.193203 AU
Observations Used495
Oppositions20
Arc Total1976-2024
First Observation Used1976-05-02
Last Observation Used2024-03-22
Observations (547)
Date Type RA Dec Mag Band Observatory
2023-12-08 13:46:56 C 03 15 11.31 +40 45 51.8 Z O52
2023-12-09 09:00:26 C 03 15 26.424 +39 33 44.78 V T05
2023-12-09 09:49:14 C 03 15 26.556 +39 30 39.10 V T05
2023-12-09 09:57:48 C 03 15 26.587 +39 30 06.34 V T05
2023-12-09 10:01:49 C 03 15 26.597 +39 29 51.43 V T05
2023-12-10 09:19:57 C 03 15 50.630 +38 01 02.10 V T08
2023-12-10 09:21:17 C 03 15 50.638 +38 00 56.95 V T08
2023-12-10 09:24:42 C 03 15 50.659 +38 00 43.74 V T08
2023-12-10 09:34:31 C 03 15 50.717 +38 00 05.69 V T08
2023-12-10 09:36:00 C 03 15 50.726 +38 00 00.14 V T08
2023-12-10 09:50:20 C 03 15 50.813 +37 59 04.34 V T08
2023-12-12 08:59:22 C 03 16 49.306 +34 55 26.62 V T05
2023-12-12 09:07:21 C 03 16 49.394 +34 54 55.01 V T05
2023-12-12 09:11:54 C 03 16 49.435 +34 54 37.12 V T05
2023-12-12 09:30:43 C 03 16 49.625 +34 53 22.49 V T05
2023-12-13 04:47:02 C 03 17 18.391 +33 37 03.94 V G96
2023-12-13 04:55:17 C 03 17 18.503 +33 36 31.25 V G96
2023-12-13 05:03:28 C 03 17 18.611 +33 35 58.81 V G96
2023-12-13 05:11:36 C 03 17 18.726 +33 35 26.59 V G96
2023-12-13 09:16:21 C 03 17 24.024 +33 19 22.94 V T08
2023-12-13 09:20:21 C 03 17 24.058 +33 19 07.10 V T08
2023-12-13 09:30:15 C 03 17 24.204 +33 18 27.43 V T08
2023-12-13 09:46:16 C 03 17 24.413 +33 17 23.32 V T08
2023-12-14 00:33:32 C 03 17 50.16 +32 18 20.1 V W46
2023-12-14 01:14:39 C 03 17 50.90 +32 15 37.8 V W46
2023-12-14 01:51:03 C 03 17 51.48 +32 13 13.6 V W46
2023-12-14 04:37:28 C 03 17 55.532 +32 02 12.91 V 703
2023-12-14 04:40:45 C 03 17 55.561 +32 01 59.59 V 703
2023-12-14 04:43:59 C 03 17 55.633 +32 01 46.88 V 703
2023-12-14 04:45:51 C 03 17 56.031 +32 01 35.65 V U68
2023-12-14 04:47:10 C 03 17 55.684 +32 01 34.21 V 703
2023-12-14 04:51:30 C 03 17 56.125 +32 01 13.13 V U68
2023-12-14 05:17:56 C 03 17 56.553 +31 59 28.24 V U68
2023-12-14 05:18:27 C 03 17 56.188 +31 59 29.22 V G96
2023-12-14 05:23:36 C 03 17 56.646 +31 59 05.74 V U68
2023-12-14 05:26:32 C 03 17 56.317 +31 58 56.89 V G96
2023-12-14 05:34:38 C 03 17 56.454 +31 58 24.56 V G96
2023-12-14 05:42:43 C 03 17 56.584 +31 57 52.20 V G96
2023-12-14 09:03:17 C 03 18 01.742 +31 44 40.16 V T08
2023-12-14 09:08:23 C 03 18 01.829 +31 44 19.61 V T08
2023-12-14 09:44:03 C 03 18 02.405 +31 41 56.04 V T08
2023-12-14 09:55:31 C 03 18 02.585 +31 41 10.00 V T08
2023-12-14 18:27:24 C 03 18 19.577 +31 06 46.62 V 160
2023-12-14 18:37:41 C 03 18 19.829 +31 06 06.08 V 160
2023-12-14 18:48:36 C 03 18 19.994 +31 05 23.86 V 160
2023-12-14 20:46:32 B 03 18 22.31 +30 57 33.3 V 130
2023-12-14 20:48:33 B 03 18 22.35 +30 57 25.5 V 130
2023-12-14 20:51:04 B 03 18 22.39 +30 57 15.2 V 130
2023-12-14 20:53:05 B 03 18 22.43 +30 57 07.3 V 130
2023-12-15 09:03:13 C 03 18 43.013 +30 08 41.96 V T05