Login
L
as
C
umbres
O
bservatory
Minor planet follow-up portal
v. 3.17.1
C/1989 A5
Home
Targets
Active
Candidates
Characterization
LOOK Project
Standards
Blocks
Data
Schedule Observations
Schedule Spectroscopic Observations
Type
Comet
Status
Not Following
Source
NEODSYS
UTC date
------------ Any 1.0m ------------
LSC 1.0m - W85-87; (CTIO, Chile)
ELP 1.0m - V37,V39; (McDonald, Texas)
COJ 1.0m - Q63-64; (Siding Spring, Aust.)
CPT 1.0m - K91-93; (Sutherland, S. Africa)
TFN 1.0m - Z31,Z24; (Tenerife, Spain)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38,V45,V47; (McDonald, Texas)
OGG 0.4m - T03-04; (Maui, Hawaii)
COJ 0.4m - Q58-59; (Siding Spring, Aust.)
CPT 0.4m - L09; (Sutherland, S. Africa)
TFN 0.4m - Z17,Z21; (Tenerife, Spain)
------------ Any 2.0m ------------
FTS 2.0m - E10; (Siding Spring, Aust.) [MuSCAT4]
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
Site
Min Altitude
Check Spectroscopic Feasibility
Create LC Plot
Recent Blocks Scheduled
No blocks have been scheduled
Measurements
Show Measurements
Plot Visibility
Last Update: 2026-May-22 17:14
Orbital Elements
MPC Comet
Epoch of elements (MJD)
47551.0
Jan. 25, 1989
Orbital inclination in deg
96.55853481837318
Longitude of Ascending Node (deg)
137.1393021042256
Arg of perihelion (deg)
19.10418294745768
Eccentricity
0.9955190584954483
Perihelion distance (AU)
2.6396376
Epoch of perihelion
Feb. 26, 1989, 1:49 a.m.
Epoch of perihelion (MJD)
47583.07578
Total Magnitude (M1)
8.3
Slope Parameter (k1)
25.0
Physical Parameters
Follow-up Details
Number of observations
77
Arc length (days)
405.00
Spectroscopy Details
Known Taxonomies
None
×
No messages.