2001 FR56

2001FR56, 1985 RH4, 1985RH4, 46138, J85R04H, K01F56R

All data for this body: [vot]

MPC data
Name (number) 2001 FR56 (46138)
a 2.64078
e 0.21304
i / sin(i) 16.7496 / 0.28819
q 2.07819
Q 3.20336
ω 167.2795
Node 175.3181
m 98.2308
n 0.2297
Epoch 2460800.5
nobs 1791
nopp 21
Years observed 1985-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.639
ep 0.180
sin(ip) 0.275
G 0.150
H 14.710
Mass
D 7.52 0.141
pV 0.059 0.0069
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 7.496
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6389 0.1801 0.2747 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.25 1.980 1.980 Nugent 2016AJ....152...63N NEATM
6.27 1.800 1.800 Masiero 2021PSJ.....2..162M NEATM
6.65 1.927 1.927 Masiero 2017AJ....154..168M NEATM
6.92 1.390 1.390 Masiero 2021PSJ.....2..162M NEATM
7.48 0.147 0.147 Masiero 2011ApJ...741...68M NEATM
8.72 0.660 0.660 Usui 2011PASJ...63.1117U NEATM
9.11 1.820 1.820 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.037 0.0150 0.0150 Ali-Lagoa 2018A&A...612A..85A NEATM
0.058 0.0323 0.0323 Masiero 2017AJ....154..168M NEATM
0.060 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.065 0.0310 0.0610 Masiero 2021PSJ.....2..162M NEATM
0.066 0.0087 0.0087 Masiero 2011ApJ...741...68M NEATM
0.069 0.0210 0.0310 Masiero 2021PSJ.....2..162M 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
14.71 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
X DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
X 0.916 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT