1999 RX123

1999RX123, 1999 ST27, 1999ST27, 91490, J99RC3X, J99S27T

All data for this body: [vot]

MPC data
Name (number) 1999 RX123 (91490)
a 2.79347
e 0.04597
i / sin(i) 9.0580 / 0.15743
q 2.66504
Q 2.92189
ω 78.8767
Node 168.8663
m 273.5580
n 0.2111
Epoch 2460800.5
nobs 1708
nopp 22
Years observed 1993-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.794
ep 0.074
sin(ip) 0.153
G 0.150
H 14.890
Mass
D 3.72 0.800
pV 0.168 0.0677
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.528
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7941 0.0744 0.1535 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.72 0.800 0.800 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.168 0.0677 0.0677 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
14.89 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
CX 0.37 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.2865 0.5220 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5634 0.5220 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7381 0.5220 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT