Sybil

04679, 1969 VP1, 1969VP1, 1979 RR, 1979RR, 1979 SU8, 1979SU8, 1990 TR4, 1990TR4, J69V01P, J79R00R, J79S08U, J90T04R

All data for this body: [vot]

MPC data
Name (number) Sybil (4679)
a 3.04130
e 0.03924
i / sin(i) 17.4120 / 0.29924
q 2.92197
Q 3.16063
ω 263.5916
Node 178.5754
m 143.5254
n 0.1858
Epoch 2460800.5
nobs 6549
nopp 32
Years observed 1969-2025
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.041
ep 0.059
sin(ip) 0.298
G 0.150
H 12.280
Mass
D 11.85 0.160
pV 0.145 0.0230
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 4.878
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0407 0.0589 0.2980 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.73 0.162 0.162 Masiero 2011ApJ...741...68M NEATM
17.70 1.210 1.210 Usui 2011PASJ...63.1117U NEATM
18.21 3.640 3.640 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.083 0.0330 0.0330 Ali-Lagoa 2018A&A...612A..85A NEATM
0.203 0.0322 0.0322 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
12.28 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
D D 0.6933 0.2320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X D 0.3161 0.2320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X D 0.4718 0.2320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.813 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT