1981 EA34

1981EA34, 1997 UN2, 1997UN2, 29113, J81E34A, J97U02N

All data for this body: [vot]

MPC data
Name (number) 1981 EA34 (29113)
a 2.72894
e 0.13300
i / sin(i) 8.6743 / 0.15082
q 2.36598
Q 3.09189
ω 226.6460
Node 209.9333
m 12.1342
n 0.2186
Epoch 2460800.5
nobs 1587
nopp 21
Years observed 1981-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.728
ep 0.104
sin(ip) 0.160
G 0.150
H 15.170
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 11.562
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 516 Gefion -0.7700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7285 0.1043 0.1599 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
15.17 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
S 0.65 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.668 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.8757 0.8757 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT