1997 FQ4

1997FQ4, 12046, 1995 YO20, 1995YO20, J95Y20O, J97F04Q

All data for this body: [vot]

MPC data
Name (number) 1997 FQ4 (12046)
a 3.14160
e 0.12106
i / sin(i) 4.0101 / 0.06993
q 2.76127
Q 3.52193
ω 12.2606
Node 250.2809
m 310.3094
n 0.1770
Epoch 2460800.5
nobs 5086
nopp 25
Years observed 1994-2025
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.147
ep 0.130
sin(ip) 0.087
G 0.150
H 12.800
Mass
D 13.81 0.251
pV 0.101 0.0111
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 2.046
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
3.1470 0.1301 0.0874 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.81 0.251 0.251 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.101 0.0111 0.0111 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
12.80 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
B 0.341 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT