2000 ET38

2000ET38, 50569, K00E38T

All data for this body: [vot]

MPC data
Name (number) 2000 ET38 (50569)
a 2.93460
e 0.00809
i / sin(i) 11.9213 / 0.20657
q 2.91086
Q 2.95835
ω 225.9480
Node 186.0587
m 128.1513
n 0.1961
Epoch 2460800.5
nobs 1946
nopp 22
Years observed 1995-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Naema (845)
 
ap 2.936
ep 0.036
sin(ip) 0.208
G 0.150
H 14.270
Mass
D 8.67 0.069
pV 0.059 0.0112
Value
Rotational Period 6.220
Period quality 2
Spectral Class C
Spectral Class Score 8.438
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
845 Naema 0 Naema Novakovic 2019EPSC...13.1671N HCM
845 Naema 611 Naema -0.3200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9356 0.0359 0.2077 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.67 0.069 0.069 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.059 0.0112 0.0112 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
14.27 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.222 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
6.22207 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.82 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.0522 0.2670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1822 0.2670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5653 0.2670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.2950 0.2670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT