7P

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2015-05-28 (JD 2457170.5)
Eccentricity (e)0.6375832597 ± 1.63e-08
Semi-major axis (a)3.4192325173 AU ± 1.41e-08
Inclination (i)22.33453589° ± 4.10e-06
Long. of Asc. Node (Ω)93.41493510° ± 8.00e-06
Arg. of Perihelion (ω)172.50564318° ± 1.00e-05
Mean Anomaly (M)18.31243193° ± 1.82e-06
Mean Motion (n)0.1558903828°/day ± 9.67e-10
Perihelion dist (q)1.23918710 AU ± 5.61e-08
Aphelion dist (Q)5.59927793 AU ± 6.05e-08
Orbital Period6.32255990 yr ± 3.92e-08
NGA Modelg(r)
A11.73793282e-10 ± 1.65e-12 AU/d²
A22.08708803e-11 ± 3.28e-14 AU/d²
A32.53713549e-10 ± 1.20e-11 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.545″
Uncertainty0
Orbit TypeAmor
MOID0.224191 AU
Observations Used1538
Oppositions112
Arc Total1892-2025
First Observation Used1921-04-28
Last Observation Used2025-12-27
Observations (1767)
Date Type RA Dec Mag Band Observatory
1892-09-26 23:58:01 M 01 45 12.89 -30 40 56.9 p 014
1892-10-19 22:12:13 M 01 07 47.04 -26 10 03.2 p 014
1921-04-28 00:48:17 M 16 40 43.68 +42 30 52.5 p 536
1921-04-28 01:08:36 M 16 40 46.23 +42 31 10.6 p 536
1921-04-28 23:01:09 M 16 43 43.39 +42 48 46.7 p 536
1921-04-28 23:49:41 M 16 43 49.60 +42 49 30.0 p 536
1921-04-30 00:02:34 M 16 47 10.71 +43 08 33.2 p 536
1921-04-30 00:30:35 M 16 47 14.36 +43 08 54.3 p 536
1921-05-02 00:49:48 M 16 54 16.35 +43 45 28.7 p 536
1921-05-02 01:22:52 M 16 54 21.23 +43 45 52.1 p 536
1921-05-05 23:24:10 M 17 09 31.69 +44 50 09.3 p 536
1921-05-10 23:24:29 M 17 32 25.42 +45 54 14.3 p 536
1921-05-11 22:21:21 M 17 37 21.34 +46 03 21.5 p 035
1921-05-13 00:20:25 A 17 43 05.82 +46 12 22.8 536
1921-05-14 22:38:15 M 17 54 14.05 +46 24 13.8 p 536
1921-05-14 23:07:09 M 17 54 21.48 +46 24 22.7 p 536
1921-05-19 21:57:17 A 18 27 19.97 +46 21 56.3 536
1921-05-21 23:23:20 M 18 43 11.19 +46 02 38.4 p 536
1921-05-26 23:33:38 M 19 27 24.63 +44 08 25.4 p 536
1921-05-26 23:50:28 M 19 27 31.18 +44 08 01.0 p 536
1921-05-31 00:16:42 M 20 08 17.47 +40 59 54.0 p 536
1921-06-06 00:17:58 M 21 13 57.07 +32 37 47.0 p 533
1921-06-06 01:10:12 M 21 14 20.93 +32 33 54.7 p 533
1921-06-07 00:04:15 M 21 24 47.90 +30 46 41.4 p 536
1921-06-08 01:19:37 M 21 36 12.25 +28 41 04.0 p 533
1921-06-09 01:02:21 M 21 46 46.50 +26 35 52.8 p 533
1921-06-12 00:35:55 M 22 17 20.93 +19 45 25.3 p 533
1921-06-15 01:47:02 M 22 46 03.40 +12 19 07.2 p 533
1921-06-17 00:21:37 M 23 02 48.60 +07 36 14.5 p 536
1927-05-03 20:09:48 A 15 01 48 +49 09.6 066
1927-05-05 20:43:15 M 15 02 45.32 +49 45 36.9 p 066
1927-05-06 21:44:19 M 15 03 15.48 +50 03 15.2 p 066
1927-05-10 20:38:09 M 15 05 27.81 +51 05 35.4 p 066
1927-05-17 20:16:13 M 15 10 47.14 +52 38 59.4 p 066
1927-05-23 19:30:26 M 15 17 44.53 +53 42 25.3 p 066
1927-05-25 19:39:26 M 15 20 48.82 +54 00 26.4 p 066
1927-05-30 20:17:49 M 15 30 55.33 +54 37 16.7 p 066
1927-06-01 22:28:30 M 15 36 27.83 +54 48 31.3 p 066
1927-06-03 19:25:20 M 15 42 25.96 +54 56 15.0 p 066
1927-06-08 19:22:39 A 16 04 15.87 +55 01 13.7 066
1927-06-10 22:06:36 M 16 17 19.68 +54 49 25.8 p 066
1927-06-16 19:29:27 M 17 15 42.80 +52 32 43.7 p 066
1927-06-17 19:22:17 M 17 30 19.28 +51 35 29.8 p 066
1927-06-18 19:28:56 M 17 46 57.40 +50 17 45.2 p 066
1927-06-20 19:43:01 M 18 26 33.73 +46 10 17.9 p 066
1927-06-21 19:52:35 M 18 49 39.91 +42 57 38.6 p 066
1927-06-22 19:38:23 M 19 14 19.80 +38 44 01.7 p 066
1927-06-23 20:34:17 M 19 41 47.69 +32 53 21.2 p 066
1927-06-24 21:44:09 M 20 10 29.31 +25 20 07.3 p 066
1927-06-25 22:02:59 M 20 38 21.04 +16 33 03.8 p 066