1998 CD4

1998CD4, 1990 KZ1, 1990KZ1, 1999 JN84, 1999JN84, 33132, J90K01Z, J98C04D, J99J84N

All data for this body: [vot]

MPC data
Name (number) 1998 CD4 (33132)
a 2.61715
e 0.06675
i / sin(i) 16.0680 / 0.27678
q 2.44245
Q 2.79186
ω 350.6938
Node 124.3050
m 167.6661
n 0.2328
Epoch 2460800.5
nobs 3612
nopp 23
Years observed 1990-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.617
ep 0.110
sin(ip) 0.263
G 0.150
H 13.680
Mass
D 5.86 0.214
pV 0.225 0.0370
Value
Rotational Period 2.644
Period quality 2
Spectral Class S
Spectral Class Score 8.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
170 Maria 0 Maria Novakovic 2019EPSC...13.1671N HCM
170 Maria 506 Maria 0.6600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6169 0.1098 0.2625 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.86 0.214 0.214 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.225 0.0370 0.0370 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
13.68 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
16.45628 2 Sidereal Durech 2019A&A...631A...2D Model
2.64364 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
K K 0.5134 0.5134 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.48 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT