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A/2021 E4

Basic Information of A/2021 E4

Orbital Elements

Parameter Value
Orbit type A
Perihelion distance (AU) 4.681371
Eccentricity 0.990758
Inclination (deg) 116.391900
Longitude of ascending node (deg) 171.132400
Argument of perihelion (deg) 48.297500
Epoch 2025-11-21T00:00:00.000
Reference MPEC 2024-N80, MPC orbital elements
Period (years) 11400.152066

Latest Perihelion

Field Value
Date (UTC) 2022-04-24T20:13:20.640
Period (years) 11400.152066

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 23:13:44.56 +31:35:08.0 9.903 14.83 195.2 HIP 114838 25.48
2025-11-22 23:13:37.27 +31:29:24.4 9.921 14.69 194.3 HIP 114838 28.71
2025-11-23 23:13:30.45 +31:23:42.8 9.939 14.55 193.5 HIP 114838 32.61
2025-11-24 23:13:24.11 +31:18:03.1 9.957 14.41 192.6 HIP 114471 32.43
2025-11-25 23:13:18.24 +31:12:25.7 9.975 14.27 191.7 HIP 114471 30.11
2025-11-26 23:13:12.83 +31:06:50.4 9.993 14.12 190.8 HIP 114471 28.86
2025-11-27 23:13:07.90 +31:01:17.4 10.012 13.98 189.9 HIP 114471 28.80
2025-11-28 23:13:03.43 +30:55:46.7 10.030 13.84 188.9 HIP 114471 29.90
2025-11-29 23:12:59.42 +30:50:18.5 10.049 13.70 188.0 HIP 114483 29.41
2025-11-30 23:12:55.87 +30:44:52.8 10.068 13.57 187.0 HIP 114483 25.85
2025-12-01 23:12:52.78 +30:39:29.6 10.087 13.43 186.1 HIP 114483 23.16
2025-12-02 23:12:50.14 +30:34:09.1 10.106 13.29 185.1 HIP 114483 21.62
2025-12-03 23:12:47.95 +30:28:51.3 10.126 13.16 184.1 HIP 114483 21.45
2025-12-04 23:12:46.21 +30:23:36.3 10.145 13.03 183.1 HIP 114483 22.64
2025-12-05 23:12:44.92 +30:18:24.0 10.165 12.90 182.0 HIP 114483 24.95
2025-12-06 23:12:44.06 +30:13:14.6 10.184 12.77 181.0 HIP 114486 22.81
2025-12-07 23:12:43.65 +30:08:08.2 10.204 12.77 181.0 HIP 114486 20.84