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C/1987 U4 (SMM)

Basic Information of C/1987 U4 (SMM)

Orbital Elements

Parameter Value
Orbit type C
Perihelion distance (AU) 0.006270
Eccentricity 1.000000
Inclination (deg) 144.466500
Longitude of ascending node (deg) 3.659800
Argument of perihelion (deg) 82.631600
Epoch 1987-10-18T00:38:52.800
Reference , MPC orbital elements

Latest Perihelion

Field Value
Date (UTC) 1987-10-18T00:38:52.800

Magnitude

Magnitude Chart Placeholder

Ephemeris

Date (UTC) RA (J2000) Dec (J2000) Δ (AU) Motion (arcsec/hr) Dir (deg) Nearest HIP Dist (arcmin)
2025-11-21 06:49:29.27 -12:38:30.1 63.010 1.95 246.0 HIP 32696 3.63
2025-11-22 06:49:26.36 -12:38:49.2 63.003 1.96 246.8 HIP 32696 2.85
2025-11-23 06:49:23.39 -12:39:07.7 62.996 1.98 247.7 HIP 32696 2.07
2025-11-24 06:49:20.39 -12:39:25.8 62.989 2.00 248.5 HIP 32696 1.28
2025-11-25 06:49:17.34 -12:39:43.4 62.983 2.02 249.3 HIP 32696 0.50
2025-11-26 06:49:14.25 -12:40:00.4 62.977 2.03 250.1 HIP 32696 0.40
2025-11-27 06:49:11.11 -12:40:17.0 62.971 2.05 250.9 HIP 32696 1.18
2025-11-28 06:49:07.94 -12:40:33.1 62.965 2.07 251.7 HIP 32696 1.99
2025-11-29 06:49:04.72 -12:40:48.7 62.959 2.08 252.5 HIP 32696 2.82
2025-11-30 06:49:01.47 -12:41:03.7 62.954 2.10 253.2 HIP 32696 3.65
2025-12-01 06:48:58.17 -12:41:18.2 62.948 2.11 254.0 HIP 32696 4.49
2025-12-02 06:48:54.84 -12:41:32.2 62.943 2.13 254.7 HIP 32696 5.33
2025-12-03 06:48:51.48 -12:41:45.7 62.938 2.14 255.4 HIP 32696 6.18
2025-12-04 06:48:48.08 -12:41:58.6 62.934 2.16 256.1 HIP 32696 7.04
2025-12-05 06:48:44.65 -12:42:11.0 62.929 2.17 256.8 HIP 32696 7.90
2025-12-06 06:48:41.18 -12:42:22.8 62.925 2.18 257.5 HIP 32637 8.73
2025-12-07 06:48:37.68 -12:42:34.1 62.921 2.18 257.5 HIP 32637 8.26