1999 RS204

1999RS204, 1996 XG33, 1996XG33, 44687, J96X33G, J99RK4S

All data for this body: [vot]

MPC data
Name (number) 1999 RS204 (44687)
a 2.57388
e 0.09943
i / sin(i) 11.9621 / 0.20726
q 2.31795
Q 2.82981
ω 248.3756
Node 249.0074
m 309.8259
n 0.2387
Epoch 2460800.5
nobs 2292
nopp 21
Years observed 1996-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.572
ep 0.134
sin(ip) 0.225
G 0.150
H 14.370
Mass
D 3.71 0.246
pV 0.325 0.0616
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 14.960
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia -0.5800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5725 0.1337 0.2253 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.36 1.355 1.355 Masiero 2011ApJ...741...68M NEATM
3.72 0.250 0.250 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.320 0.0640 0.0640 Masiero 2012ApJ...759L...8M NEATM
0.393 0.2269 0.2269 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
14.37 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
LS 0.42 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.9956 0.9970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9978 0.9970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT