1999 CF21

1999CF21, 1982 BP15, 1982BP15, 1996 PG3, 1996PG3, 1999 BR33, 1999BR33, 28274, J82B15P, J96P03G, J99B33R, J99C21F

All data for this body: [vot]

MPC data
Name (number) 1999 CF21 (28274)
a 2.62135
e 0.11546
i / sin(i) 12.1440 / 0.21037
q 2.31869
Q 2.92401
ω 234.8426
Node 312.1876
m 21.1484
n 0.2322
Epoch 2460800.5
nobs 2442
nopp 21
Years observed 1982-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.622
ep 0.152
sin(ip) 0.227
G 0.150
H 14.560
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 14.088
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.1700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6224 0.1520 0.2267 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
14.56 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
L S 0.3167 0.5610 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.6214 0.5610 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7266 0.5610 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT