1998 CE4

1998CE4, 19385, 1999 JE134, 1999JE134, J98C04E, J99JD4E

All data for this body: [vot]

MPC data
Name (number) 1998 CE4 (19385)
a 2.32403
e 0.17935
i / sin(i) 4.6410 / 0.08091
q 1.90722
Q 2.74083
ω 300.5687
Node 57.2630
m 14.8833
n 0.2782
Epoch 2460800.5
nobs 2044
nopp 21
Years observed 1995-2024
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.324
ep 0.136
sin(ip) 0.067
G 0.150
H 15.230
Mass
D 2.92 0.638
pV 0.227 0.0762
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.053
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.6400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3241 0.1362 0.0669 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.92 0.638 0.638 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.227 0.0762 0.0762 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
15.23 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
S 0.06 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.4888 0.4888 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT