1989 RA

1989RA, 2000 QM127, 2000QM127, 58158, J89R00A, K00QC7M

All data for this body: [vot]

MPC data
Name (number) 1989 RA (58158)
a 2.35502
e 0.21793
i / sin(i) 9.1878 / 0.15967
q 1.84179
Q 2.86826
ω 171.7460
Node 175.9645
m 309.5169
n 0.2727
Epoch 2460800.5
nobs 1435
nopp 21
Years observed 1985-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.354
ep 0.174
sin(ip) 0.155
G 0.150
H 15.810
Mass
D 2.24 0.303
pV 0.223 0.0578
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 2.324
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3545 0.1745 0.1550 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.24 0.303 0.303 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.223 0.0578 0.0578 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
15.81 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 L 0.3874 0.3240 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S L 0.3851 0.3240 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT