Login
L
as
C
umbres
O
bservatory
Minor planet follow-up portal
v. 3.17.1
C/1904 Y1
Home
Targets
Active
Candidates
Characterization
LOOK Project
Standards
Blocks
Data
Schedule Observations
Schedule Spectroscopic Observations
Type
Comet (Hyperbolic)
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
Ingest Time: 2026-May-22 09:34
Orbital Elements
MPC Comet
Epoch of elements (MJD)
16800.0
Nov. 16, 1904
Orbital inclination in deg
99.5989
Longitude of Ascending Node (deg)
219.7891
Arg of perihelion (deg)
40.7407
Eccentricity
1.000678
Perihelion distance (AU)
1.8820490
Epoch of perihelion
Nov. 3, 1904, 7:18 p.m.
Epoch of perihelion (MJD)
16787.80480
Total Magnitude (M1)
None
Slope Parameter (k1)
Physical Parameters
Follow-up Details
Number of observations
48
Arc length (days)
135.00
Spectroscopy Details
Known Taxonomies
None
×
No messages.