1997 EK42

1997EK42, 2001 YN67, 2001YN67, 58544, J97E42K, K01Y67N

All data for this body: [vot]

MPC data
Name (number) 1997 EK42 (58544)
a 3.18548
e 0.09231
i / sin(i) 4.9960 / 0.08709
q 2.89142
Q 3.47954
ω 278.8847
Node 317.8894
m 268.8397
n 0.1734
Epoch 2460800.5
nobs 1432
nopp 22
Years observed 1960-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.178
ep 0.126
sin(ip) 0.107
G 0.150
H 14.330
Mass
D 8.64 0.274
pV 0.059 0.0073
Value
Rotational Period 9.990
Period quality 2
Spectral Class C
Spectral Class Score 11.107
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1777 0.1258 0.1069 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.64 0.274 0.274 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.059 0.0073 0.0073 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
14.33 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.11 2 Synodic Chang 2015ApJS..219...27C Lightcurve
9.996 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B C 0.0113 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.0411 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.2374 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.47 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.1252 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1580 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4725 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6054 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S C 0.0264 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.0905 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.1877 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.2548 0.1730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT