1981 EM11

1981EM11, 39494, J81E11M

All data for this body: [vot]

MPC data
Name (number) 1981 EM11 (39494)
a 2.29937
e 0.06541
i / sin(i) 6.0175 / 0.10483
q 2.14897
Q 2.44977
ω 174.0378
Node 304.1519
m 287.7000
n 0.2827
Epoch 2460800.5
nobs 1667
nopp 19
Years observed 1981-2024
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.300
ep 0.106
sin(ip) 0.112
G 0.150
H 15.540
Mass
D
pV
Value
Rotational Period 7.350
Period quality 2
Spectral Class V
Spectral Class Score 6.359
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2997 0.1062 0.1116 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
15.54 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.353 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
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.21 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 0.6565 0.6565 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT