Cynthia

15992, 1998 YL4, 1998YL4, J98Y04L

All data for this body: [vot]

MPC data
Name (number) Cynthia (15992)
a 2.32221
e 0.06617
i / sin(i) 6.5350 / 0.11381
q 2.16855
Q 2.47587
ω 269.9604
Node 312.2545
m 81.1115
n 0.2785
Epoch 2460800.5
nobs 3269
nopp 23
Years observed 1992-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.322
ep 0.094
sin(ip) 0.122
G 0.150
H 14.300
Mass
D 3.71 0.057
pV 0.201 0.0185
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 21.020
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3223 0.0942 0.1220 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.67 0.162 0.162 Masiero 2011ApJ...741...68M NEATM
3.71 0.061 0.061 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.198 0.0223 0.0223 Masiero 2011ApJ...741...68M NEATM
0.208 0.0334 0.0334 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
14.30 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
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.65 Bus VIS Carvano 2010A&A...510A..43C PHOT
V 0.965 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V 0.9884 0.9960 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9999 0.9960 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT