Machholz (141P)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2026-03-24 (JD 2461123.5)
Eccentricity (e)0.7358120000
Semi-major axis (a)3.0563954457 AU
Inclination (i)13.96030000°
Long. of Asc. Node (Ω)241.77180000°
Arg. of Perihelion (ω)153.65010000°
Mean Anomaly (M)0.00000000°
Mean Motion (n)—°/day
Perihelion dist (q)0.80746300 AU
Aphelion dist (Q)5.30532789 AU
Orbital Period5.34335853 yr
Physical Parameters
H (abs. magnitude)12.00
G (slope)12.00
Orbit Solution
SourceMPC
Solution Date—
RMS Residual—″
Uncertainty—
Orbit TypeP
MOID0.096651 AU
Observations Used—
Oppositions—
Arc Total—
First Observation Used—
Last Observation Used—
Observations (1814)
Date Type RA Dec Mag Band Observatory
1999-08-04 10:17:14 C 16 48 35.88 -11 08 49.4 – – 413
1999-08-04 10:20:51 C 16 48 35.76 -11 08 49.1 – – 413
1999-08-04 10:24:54 C 16 48 35.61 -11 08 48.6 – – 413
1999-08-31 10:43:54 C 16 42 25.80 -10 43 25.0 – – 413
1999-08-31 10:51:09 C 16 42 25.84 -10 43 25.1 – – 413
1999-09-01 10:24:06 C 16 42 46.79 -10 43 59.2 – – 413
1999-09-01 10:39:40 C 16 42 46.99 -10 43 59.5 – – 413
1999-10-06 09:47:12 C 17 19 02.45 -11 33 18.3 – – 413
1999-10-06 09:50:41 C 17 19 02.60 -11 33 19.2 – – 413
1999-10-07 09:46:30 C 17 20 43.78 -11 34 49.9 – – 413
1999-10-07 09:50:00 C 17 20 44.01 -11 34 49.7 – – 413
1999-10-07 09:53:36 C 17 20 44.27 -11 34 49.7 – – 413
1999-10-07 09:57:06 C 17 20 44.52 -11 34 50.1 – – 413
1999-10-17 10:14:57 C 17 39 20.65 -11 53 16.1 – – 413
1999-10-17 10:17:59 C 17 39 38.35 -11 47 29.1 – – 413
1999-10-17 10:21:06 C 17 39 21.16 -11 53 16.7 – – 413
1999-10-17 10:21:06 C 17 39 38.52 -11 47 30.2 – – 413
1999-10-17 10:41:00 C 17 39 22.84 -11 53 16.5 – – 413
1999-10-17 10:41:00 C 17 39 40.26 -11 47 30.2 – – 413
1999-10-21 10:04:15 C 17 47 52.96 -11 56 47.6 – – 402
1999-10-21 10:06:04 C 17 47 53.14 -11 56 46.5 – – 402
1999-10-21 10:07:52 C 17 47 53.49 -11 56 46.7 – – 402
1999-10-23 09:24:41 C 17 52 19.17 -11 57 59.8 – – 402
1999-10-23 09:26:31 C 17 52 19.43 -11 57 59.2 – – 402
1999-10-23 09:28:20 C 17 52 19.62 -11 58 00.0 – – 402
1999-10-23 09:30:09 C 17 52 19.73 -11 57 59.2 – – 402
1999-10-23 09:31:58 C 17 52 19.82 -11 57 59.2 – – 402
1999-10-25 08:58:05 C 17 56 55.12 -11 58 54.0 – – 897
1999-10-25 09:14:58 C 17 56 56.56 -11 58 53.4 – – 897
1999-10-25 09:54:37 C 17 57 00.58 -11 58 54.0 – – 402
1999-10-25 09:56:26 C 17 57 00.74 -11 58 54.7 – – 402
1999-10-25 09:57:30 C 17 57 00.80 -11 58 54.1 – – 867
1999-10-25 09:58:16 C 17 57 00.97 -11 58 56.5 – – 402
1999-10-25 10:00:05 C 17 57 01.19 -11 58 54.9 – – 402
1999-10-25 10:01:54 C 17 57 01.24 -11 58 55.7 – – 402
1999-10-25 10:06:00 C 17 57 01.55 -11 58 54.1 – – 867
1999-10-28 09:31:12 C 18 04 12.45 -11 59 40.4 – – 897
1999-10-28 09:48:40 C 18 04 14.35 -11 59 39.8 – – 897
1999-10-29 09:10:48 C 18 06 39.85 -11 59 42.5 – – 402
1999-10-29 09:14:25 C 18 06 40.36 -11 59 41.3 – – 402
1999-10-29 09:18:05 C 18 06 40.77 -11 59 42.7 – – 402
1999-10-29 09:41:43 C 18 06 43.16 -11 59 42.5 – – 402
1999-10-29 09:51:06 C 18 06 44.03 -11 59 42.4 – – 402
1999-10-29 09:54:25 C 18 06 44.41 -11 59 42.9 – – 402
1999-11-01 16:58:54 C 18 15 13.16 -11 59 17.6 – – 540
1999-11-01 17:01:45 C 18 15 13.36 -11 59 16.8 – – 540
1999-11-01 17:45:29 C 18 15 18.13 -11 59 17.0 – – 540
1999-11-01 17:47:44 C 18 15 18.39 -11 59 17.1 – – 540
1999-11-01 17:59:04 C 18 15 19.69 -11 59 16.9 – – 540
1999-11-02 09:35:59 – 18 17 02.91 -11 59 01.7 – – 372