1999 RO109

1999RO109, 1997 CR20, 1997CR20, 40545, J97C20R, J99RA9O

All data for this body: [vot]

MPC data
Name (number) 1999 RO109 (40545)
a 2.62982
e 0.16820
i / sin(i) 12.7953 / 0.22147
q 2.18748
Q 3.07216
ω 355.3651
Node 330.7716
m 28.5342
n 0.2311
Epoch 2460800.5
nobs 1590
nopp 21
Years observed 1997-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.631
ep 0.143
sin(ip) 0.224
G 0.150
H 14.690
Mass
D 3.53 0.910
pV 0.270 0.0849
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.310
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.0900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6309 0.1427 0.2241 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.53 0.910 0.910 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.270 0.0849 0.0849 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
14.69 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
S 0.885 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V 0.5553 0.5553 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT