1997 EA

1997EA, 1999 RB67, 1999RB67, 2000 WL161, 2000WL161, 37755, J97E00A, J99R67B, K00WG1L

All data for this body: [vot]

MPC data
Name (number) 1997 EA (37755)
a 2.85364
e 0.15350
i / sin(i) 10.2470 / 0.17789
q 2.41559
Q 3.29169
ω 353.7063
Node 148.9503
m 322.0217
n 0.2045
Epoch 2460800.5
nobs 1610
nopp 22
Years observed 1994-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.851
ep 0.192
sin(ip) 0.161
G 0.150
H 14.610
Mass
D 7.34 1.273
pV 0.049 0.0192
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.002
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8511 0.1924 0.1611 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.02 2.090 2.090 Nugent 2016AJ....152...63N NEATM
7.30 2.225 2.225 Masiero 2017AJ....154..168M NEATM
7.78 2.320 2.320 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.046 0.0210 0.0370 Masiero 2021PSJ.....2..162M NEATM
0.050 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.053 0.0298 0.0298 Masiero 2017AJ....154..168M 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
14.61 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 C 0.5003 0.5003 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT