Login
L
as
C
umbres
O
bservatory
Minor planet follow-up portal
v. 3.8.3
ATLAS (C/2018 A3)
Home
Targets
Active
Candidates
Characterization
LOOK Project
Standards
Blocks
Efficiency
Schedule Observations
Schedule Spectroscopic Observations
Name
A105UPd → C/2018 A3
Type
Comet (Long Period)
Status
Actively Following
Source
Minor Planet Center
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)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38; (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.)
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: 2020-Feb-15 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59000.0
May 31, 2020
Orbital inclination in deg
139.55254
Longitude of Ascending Node (deg)
194.29254
Arg of perihelion (deg)
86.41121
Eccentricity
0.9933949
Perihelion distance (AU)
3.2760699
Epoch of perihelion
Jan. 12, 2019, 6:14 p.m.
Epoch of perihelion (MJD)
58495.76013
Total Magnitude (M1)
10.8
Slope Parameter (k1)
6.5
Physical Parameters
K1
autocmod 2.8
24
6.5
M1
2 parameter fit from 750 observations, autocmod 2.8
24
10.8
+/- 0.6
Phase Slope
MPC Default
4.0
Follow-up Details
NEOCP
digest2
score
10
Number of observations
1462
Arc length (days)
766.00
Time since last observation (days)
153.91
Spectroscopy Details
Known Taxonomies
None
×
No messages.