1984 CF

1984CF, 08334, 1991 SK5, 1991SK5, J84C00F, J91S05K

All data for this body: [vot]

MPC data
Name (number) 1984 CF (8334)
a 2.78734
e 0.10039
i / sin(i) 10.1395 / 0.17605
q 2.50751
Q 3.06716
ω 52.5361
Node 93.1445
m 310.3238
n 0.2118
Epoch 2460800.5
nobs 3803
nopp 27
Years observed 1954-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.785
ep 0.133
sin(ip) 0.159
G 0.150
H 13.250
Mass
D 7.84 1.260
pV 0.181 0.0660
Value
Rotational Period 279.800
Period quality 2
Spectral Class S
Spectral Class Score 35.000
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
2.7851 0.1329 0.1587 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.84 1.260 1.260 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.181 0.0660 0.0660 Masiero 2012ApJ...759L...8M 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
13.25 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
279.87 2 Sidereal Durech 2020A&A...643A..59D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A 0.159 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
S Bus VIS Bus 2002Icar..158..146B SPEC
S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC