1999 RF131

1999RF131, 38332, J99RD1F

All data for this body: [vot]

MPC data
Name (number) 1999 RF131 (38332)
a 2.76487
e 0.16989
i / sin(i) 8.3851 / 0.14583
q 2.29513
Q 3.23461
ω 125.9161
Node 208.4874
m 208.5699
n 0.2144
Epoch 2460800.5
nobs 2252
nopp 24
Years observed 1990-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.767
ep 0.133
sin(ip) 0.157
G 0.150
H 14.640
Mass
D 4.37 0.906
pV 0.177 0.0532
Value
Rotational Period 80.288
Period quality 2
Spectral Class S
Spectral Class Score 10.484
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 0 Gefion Novakovic 2019EPSC...13.1671N HCM
1272 Gefion 516 Gefion -0.3000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7666 0.1325 0.1570 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.37 0.906 0.906 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.177 0.0532 0.0532 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
14.64 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
80.2885 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 0.983 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.7643 0.7643 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT