Login
L
as
C
umbres
O
bservatory
Minor planet follow-up portal
v. 3.17.1
C/1969 Y1
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 16:11
Orbital Elements
MPC Comet
Epoch of elements (MJD)
40688.0
April 12, 1970
Orbital inclination in deg
90.03981104585797
Longitude of Ascending Node (deg)
224.6576831633486
Arg of perihelion (deg)
354.1490886174603
Eccentricity
0.9962932802768788
Perihelion distance (AU)
0.5376201
Epoch of perihelion
March 20, 1970, 1:05 a.m.
Epoch of perihelion (MJD)
40665.04542
Total Magnitude (M1)
4.6
Slope Parameter (k1)
30.0
Physical Parameters
Follow-up Details
Number of observations
529
Arc length (days)
301.00
Spectroscopy Details
Known Taxonomies
None
×
No messages.