ATLAS (2025 N1)

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2026-02-19 (JD 2461090.5)
Eccentricity (e)6.1413514493 ± 2.47e-05
Semi-major axis (a)-0.2638374503 AU ± 6.96e-07
Inclination (i)175.11645709° ± 1.90e-05
Long. of Asc. Node (Ω)322.16960893° ± 7.06e-05
Arg. of Perihelion (ω)128.02286972° ± 1.01e-04
Mean Anomaly (M)818.22024580° ± 2.88e-03
Mean Motion (n)7.2727626099°/day ± 2.88e-05
Perihelion dist (q)1.35648106 AU ± 7.43e-06
Aphelion dist (Q)— AU ± 8.19e-06
Orbital Period— yr
Alternative Designations

3I

Orbit Solution
SourceJPL
Solution Date2026-02-19 09:10:47
RMS Residual0.425″
Uncertainty—
Orbit TypeHyperbolic Comet
MOID0.364723 AU
Observations Used782
Oppositions—
Arc Total2025-2026
First Observation Used—
Last Observation Used2026-02-19
Observations (8517)
Date Type RA Dec Mag Band Observatory
2025-07-21 20:54:40 C 17 18 47.55 -18 07 07.7 – V L06
2025-07-21 20:55:22 B 17 18 47.52 -18 07 07.7 – X A71
2025-07-21 20:57:43 B 17 18 47.31 -18 07 06.1 – q M04
2025-07-21 21:02:54 B 17 18 46.64 -18 07 06.6 – X A71
2025-07-21 21:03:58 C 17 18 46.55 -18 07 06.6 – V L06
2025-07-21 21:09:00 C 17 18 45.943 -18 07 05.46 – q 095
2025-07-21 21:11:52 C 17 18 45.715 -18 07 05.27 – Z 213
2025-07-21 21:27:50 B 17 18 43.94 -18 07 02.7 – q M04
2025-07-21 21:31:05 B 17 18 43.60 -18 07 03.2 – X 958
2025-07-21 21:50:46 C 17 18 41.40 -18 07 01.1 – V 104
2025-07-21 21:57:42 C 17 18 40.66 -18 06 59.4 – V 104
2025-07-21 22:04:40 C 17 18 39.91 -18 06 59.1 – V 104
2025-07-21 22:06:12 C 17 18 39.746 -18 06 58.72 – Z 213
2025-07-21 22:19:04 B 17 18 38.345 -18 06 57.10 – Z Z90
2025-07-21 22:22:27 C 17 18 37.97 -18 06 57.9 – X 958
2025-07-21 22:24:54 B 17 18 37.71 -18 06 56.4 – X 958
2025-07-21 22:35:48 B 17 18 36.509 -18 06 54.97 – Z Z90
2025-07-21 22:47:03 B 17 18 35.275 -18 06 53.60 – Z Z90
2025-07-21 22:57:10 C 17 18 34.17 -18 06 52.3 – X 958
2025-07-21 22:57:43 B 17 18 34.106 -18 06 52.20 – Z Z90
2025-07-21 23:03:21 B 17 18 33.51 -18 06 52.0 – Z Y88
2025-07-21 23:05:02 C 17 18 33.288 -18 06 51.44 – Z 213
2025-07-21 23:06:21 B 17 18 33.158 -18 06 51.26 – Z Z90
2025-07-21 23:09:23 B 17 18 32.82 -18 06 51.5 – Z Y88
2025-07-21 23:13:53 B 17 18 32.38 -18 06 50.2 – Z Y88
2025-07-21 23:14:46 B 17 18 32.227 -18 06 50.26 – Z Z90
2025-07-21 23:16:54 B 17 18 32.03 -18 06 49.7 – Z Y88
2025-07-21 23:19:42 B 17 18 31.70 -18 06 49.8 – X 958
2025-07-21 23:21:07 C 17 18 31.558 -18 06 49.54 – V G40
2025-07-21 23:31:43 C 17 18 30.35 -18 06 47.0 – X 958
2025-07-21 23:36:55 C 17 18 29.842 -18 06 47.30 – V G40
2025-07-21 23:55:35 C 17 18 27.978 -18 06 42.56 – W 309
2025-07-21 23:58:04 C 17 18 27.706 -18 06 42.26 – W 309
2025-07-22 01:53:01 C 17 18 15.07 -18 06 31.3 – X W62
2025-07-22 02:14:43 C 17 18 12.68 -18 06 28.7 – X W62
2025-07-22 02:35:24 C 17 18 10.40 -18 06 26.2 – X W62
2025-07-22 04:49:25 C 17 17 55.679 -18 06 06.43 – W W85
2025-07-22 04:54:31 C 17 17 55.118 -18 06 05.77 – W W85
2025-07-22 04:59:37 C 17 17 54.555 -18 06 05.25 – W W85
2025-07-22 05:04:33 C 17 17 54.115 -18 06 07.41 – U I41
2025-07-22 05:07:56 C 17 17 53.743 -18 06 07.76 – U I41
2025-07-22 05:14:56 C 17 17 52.885 -18 06 03.28 – W W85
2025-07-22 06:21:34 C 17 17 45.638 -18 05 58.42 – U I41
2025-07-22 12:04:26 C 17 17 08.24 -18 05 16.2 – V P87
2025-07-22 12:08:39 C 17 17 07.76 -18 05 15.4 – V P87
2025-07-22 12:12:51 C 17 17 07.37 -18 05 14.8 – V P87
2025-07-22 13:00:33 C 17 17 02.03 -18 05 09.0 – – D95
2025-07-22 13:06:43 C 17 17 01.37 -18 05 08.0 – – D95
2025-07-22 13:09:49 C 17 17 00.97 -18 05 07.7 – – D95
2025-07-22 15:43:03 C 17 16 44.254 -18 04 48.83 – X N42