Sweeney

08378, 1990 FK3, 1990FK3, 1990 FL2, 1990FL2, 1992 SN1, 1992SN1, J90F02L, J90F03K, J92S01N

All data for this body: [vot]

MPC data
Name (number) Sweeney (8378)
a 2.57272
e 0.20609
i / sin(i) 15.0950 / 0.26042
q 2.04251
Q 3.10292
ω 27.8984
Node 11.0838
m 306.4949
n 0.2388
Epoch 2460800.5
nobs 5772
nopp 25
Years observed 1990-2025
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.572
ep 0.185
sin(ip) 0.255
G 0.150
H 13.900
Mass
D 7.72 0.053
pV 0.229 0.0055
Value
Rotational Period 12.000
Period quality 1
Spectral Class Kl
Spectral Class Score 1.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5719 0.1851 0.2545 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.67 1.380 1.380 Masiero 2020PSJ.....1....5M NEATM
7.73 0.053 0.053 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.109 0.0810 0.0810 Masiero 2020PSJ.....1....5M NEATM
0.229 0.0055 0.0055 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
13.90 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.0 1 Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Kl Kl None None Movis NIR Popescu 2018A&A...617A..12P PHOT