1999 RS220

1999RS220, 1999 TX294, 1999TX294, 40687, J99RM0S, J99TT4X

All data for this body: [vot]

MPC data
Name (number) 1999 RS220 (40687)
a 2.67243
e 0.15681
i / sin(i) 12.8127 / 0.22176
q 2.25338
Q 3.09149
ω 276.0178
Node 202.5300
m 194.8651
n 0.2256
Epoch 2460800.5
nobs 2327
nopp 22
Years observed 1995-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.673
ep 0.173
sin(ip) 0.235
G 0.150
H 14.390
Mass
D 4.05 0.081
pV 0.142 0.0316
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 11.605
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6729 0.1735 0.2352 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.05 0.081 0.081 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.142 0.0316 0.0316 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
14.39 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
A S 0.1128 0.6400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
A S 0.4918 0.6400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.47 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.7658 0.6400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8350 0.6400 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT