2004 FY55

2004FY55, K04F55Y, O0518

All data for this body: [vot]

MPC data
Name (number) 2004 FY55 (240518)
a 3.20533
e 0.12428
i / sin(i) 6.6272 / 0.11541
q 2.80696
Q 3.60370
ω 102.5255
Node 72.5915
m 259.5011
n 0.1717
Epoch 2460800.5
nobs 477
nopp 15
Years observed 2004-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.212
ep 0.141
sin(ip) 0.099
G 0.150
H 15.710
Mass
D 4.31 0.185
pV 0.074 0.0062
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2125 0.1405 0.0988 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.16 0.212 0.212 Masiero 2011ApJ...741...68M NEATM
4.80 0.382 0.382 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.058 0.0147 0.0147 Masiero 2011ApJ...741...68M NEATM
0.078 0.0069 0.0069 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
15.71 MPC-2023-12-04 MPC-2023-12-04 Phot