Ireland

05029, 1971 SJ3, 1971SJ3, 1986 TB6, 1986TB6, 1988 BL2, 1988BL2, J71S03J, J86T06B, J88B02L

All data for this body: [vot]

MPC data
Name (number) Ireland (5029)
a 2.93606
e 0.09132
i / sin(i) 19.3592 / 0.33149
q 2.66793
Q 3.20419
ω 331.5228
Node 28.5866
m 255.1809
n 0.1959
Epoch 2460800.5
nobs 3443
nopp 27
Years observed 1971-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.936
ep 0.061
sin(ip) 0.322
G 0.150
H 12.360
Mass
D 11.96 0.439
pV 0.235 0.0408
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 4.452
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9355 0.0611 0.3224 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.96 0.439 0.439 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.235 0.0408 0.0408 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.36 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.742 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT