Login
L
as
C
umbres
O
bservatory
Minor planet follow-up portal
v. 3.17.1
549328 (2011 GO27)
Home
Targets
Active
Candidates
Characterization
LOOK Project
Standards
Blocks
Data
Schedule Observations
Schedule Spectroscopic Observations
Type
NEO (Apollo)
Status
Actively Following
Characterization Target
Source
LCOGT
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
2026-01-13T06:56:00
2026-01-13T12:38:00
ELP
Req: 4082223
2026-01-13T06:56:00
2026-01-13T12:38:00
ELP
Req: 4082222
2026-01-14T06:50:00
2026-01-14T12:38:00
ELP
Req: 4083009
2026-01-14T06:50:00
2026-01-14T12:38:00
ELP
Req: 4083010
2026-01-17T06:30:00
2026-01-17T12:38:00
ELP
Req: 4085387
2026-01-17T06:30:00
2026-01-17T12:38:00
ELP
Req: 4085386
Measurements
Show Measurements
Plot Visibility
Last Update: 2026-Oct-21 06:16
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61328.0
Oct. 15, 2026
Orbital inclination in deg
6.66761
Longitude of Ascending Node (deg)
336.71815
Arg of perihelion (deg)
95.92986
Eccentricity
0.471354
Mean distance (AU)
1.8545626
Mean Anomaly (deg)
122.8191
Absolute Magnitude (H)
19.0
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
563
Diameter in meters
(range)
272 - 2106
Physical Parameters
Diameter
Initial Diameter Guess using H=19.0 and albedo=0.14 (0.01 to 0.5)
MPC Default
562.94 m
+1543.0 / -265.0
Absolute Magnitude
MPO985619
18.97
Follow-up Details
Number of observations
1479
Arc length (days)
5844.00
Time since last observation (days)
150.80
Spectroscopy Details
(Plots)
SMASS Spectra
NIR
Known Taxonomies
None
×
No messages.