1998 FR57

1998FR57, 16922, 1989 UZ8, 1989UZ8, 1995 WE26, 1995WE26, J89U08Z, J95W26E, J98F57R

All data for this body: [vot]

MPC data
Name (number) 1998 FR57 (16922)
a 3.23009
e 0.13514
i / sin(i) 3.8981 / 0.06798
q 2.79359
Q 3.66660
ω 47.6300
Node 322.2989
m 57.5724
n 0.1698
Epoch 2460800.5
nobs 3050
nopp 25
Years observed 1989-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.226
ep 0.110
sin(ip) 0.086
G 0.150
H 13.240
Mass
D 13.69 0.161
pV 0.033 0.0034
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
3.2261 0.1096 0.0855 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.55 0.184 0.184 Masiero 2011ApJ...741...68M NEATM
14.12 0.334 0.334 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.032 0.0043 0.0043 Masiero 2011ApJ...741...68M NEATM
0.035 0.0056 0.0056 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
13.24 MPC-2023-12-04 MPC-2023-12-04 Phot