Schedule Observations Schedule Spectroscopic Observations
NameA11pl3Z → 3I
Type Comet [Dynamically New]
Status Actively Following
Characterization Target
Source LOOK Project
Check Spectroscopic Feasibility Create LC Plot
Recent Blocks Scheduled
Measurements
Show Measurements
Plot Visibility
Last Update: 2025-Nov-13 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
61000.0 Nov. 21, 2025
Orbital inclination in deg 175.11306
Longitude of Ascending Node (deg) 322.15705
Arg of perihelion (deg) 128.01026
Eccentricity 6.1392949
Perihelion distance (AU) 1.3564346
Epoch of perihelion Oct. 29, 2025, 11:35 a.m.
Epoch of perihelion (MJD) 60977.48318
Total Magnitude (M1) 12.1
Slope Parameter (k1) 4.75
Physical Parameters
Reciprocal of semimajor axis E2025-VD2
-3.78904 au +/- 0.000047
+/- 0.000047
K1 autocmod 3.0g

30
4.75
M1 2 parameter fit from 628 observations, autocmod 3.0g

30
12.1 +/- 0.9
Absolute Magnitude 0
11.931 +/- 0.61234
Diameter Initial Diameter Guess using H=14.8 and albedo=0.14 (0.01 to 0.5)

MPC Default
3894.58 m +10678.0 / -1834.0
Follow-up Details
NEOCP digest2 score 10
Number of observations 4323
Arc length (days) 189.00
Time since last observation (days) 8.71
Spectroscopy Details
Known Taxonomies None