2004 NE20

2004NE20, H7641, K04N20E

All data for this body: [vot]

MPC data
Name (number) 2004 NE20 (177641)
a 3.09561
e 0.13835
i / sin(i) 4.6487 / 0.08105
q 2.66732
Q 3.52390
ω 53.2148
Node 212.7586
m 320.3561
n 0.1810
Epoch 2460800.5
nobs 536
nopp 18
Years observed 2000-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.100
ep 0.147
sin(ip) 0.091
G 0.150
H 15.720
Mass
D 3.16 0.360
pV 0.093 0.0132
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.964
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
3.1002 0.1473 0.0910 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.16 0.360 0.360 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.093 0.0132 0.0132 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
15.72 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
C 0.994 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT