2011 EN55

2011EN55, K11E55N, W9142

All data for this body: [vot]

MPC data
Name (number) 2011 EN55 (329142)
a 3.14189
e 0.07239
i / sin(i) 11.7980 / 0.20446
q 2.91444
Q 3.36933
ω 246.7566
Node 79.8289
m 39.9624
n 0.1770
Epoch 2460800.5
nobs 316
nopp 16
Years observed 2002-2025
rms 0.85
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.142
ep 0.061
sin(ip) 0.185
G 0.150
H 15.580
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 2.422
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos 0.6200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1416 0.0613 0.1855 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.58 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
D S 0.1724 0.1710 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D S 0.2313 0.1710 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.2168 0.1710 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT