Kelley

04477, 1957 YE, 1957YE, 1973 SE2, 1973SE2, 1976 KR2, 1976KR2, 1983 SB, 1983SB, J57Y00E, J73S02E, J76K02R, J83S00B

All data for this body: [vot]

MPC data
Name (number) Kelley (4477)
a 2.21986
e 0.16174
i / sin(i) 2.9432 / 0.05135
q 1.86083
Q 2.57890
ω 127.2084
Node 224.0292
m 212.5779
n 0.2980
Epoch 2460800.5
nobs 4463
nopp 26
Years observed 1957-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.220
ep 0.111
sin(ip) 0.066
G 0.150
H 13.590
Mass
D 4.76 0.260
pV 0.373 0.0630
Value
Rotational Period 4.377
Period quality 3
Spectral Class V
Spectral Class Score 1.578
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2202 0.1112 0.0658 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.76 0.260 0.260 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.373 0.0630 0.0630 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
13.59 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.3773 3 Synodic Pravec LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V 0.263 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT