1999 RA108

1999RA108, 1993 FM22, 1993FM22, 40544, J93F22M, J99RA8A

All data for this body: [vot]

MPC data
Name (number) 1999 RA108 (40544)
a 2.68790
e 0.05182
i / sin(i) 13.3349 / 0.23064
q 2.54862
Q 2.82719
ω 246.5066
Node 192.4805
m 212.7474
n 0.2237
Epoch 2460800.5
nobs 2231
nopp 22
Years observed 1993-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.688
ep 0.061
sin(ip) 0.235
G 0.150
H 14.780
Mass
D 3.79 1.106
pV 0.178 0.1181
Value
Rotational Period 62.870
Period quality 2
Spectral Class S
Spectral Class Score 13.051
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6875 0.0610 0.2348 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.79 1.106 1.106 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.178 0.1181 0.1181 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
14.78 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
62.8702 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S X 0.8796 0.4900 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S X 0.9622 0.4900 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
SQ 0.40 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.9187 0.4900 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT