Fabrega

18649, 1990 RC1, 1990RC1, 1998 FU10, 1998FU10, J90R01C, J98F10U

All data for this body: [vot]

MPC data
Name (number) Fabrega (18649)
a 2.78042
e 0.14112
i / sin(i) 8.6325 / 0.15010
q 2.38805
Q 3.17279
ω 299.1814
Node 356.6468
m 209.2823
n 0.2126
Epoch 2460800.5
nobs 2582
nopp 25
Years observed 1954-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.782
ep 0.130
sin(ip) 0.157
G 0.150
H 14.060
Mass
D 3.98 0.969
pV 0.368 0.2064
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 27.651
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 -0.0400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7819 0.1297 0.1567 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.98 0.969 0.969 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.368 0.2064 0.2064 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
14.06 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
Q 0.61 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.4276 0.9600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8670 0.9600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9899 0.9600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9936 0.9600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9971 0.9600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT