1981 ET34

1981ET34, 16386, 1995 NK, 1995NK, J81E34T, J95N00K

All data for this body: [vot]

MPC data
Name (number) 1981 ET34 (16386)
a 2.66941
e 0.29513
i / sin(i) 11.6731 / 0.20233
q 1.88160
Q 3.45723
ω 130.6291
Node 213.7386
m 242.8410
n 0.2260
Epoch 2460800.5
nobs 2193
nopp 23
Years observed 1981-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Mitidika (2262)
 
ap 2.671
ep 0.248
sin(ip) 0.219
G 0.150
H 14.660
Mass
D 7.25 0.190
pV 0.064 0.0082
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.340
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
2262 Mitidika 531 Mitidika 0.0638 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6705 0.2481 0.2188 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.31 1.490 1.490 Masiero 2020PSJ.....1....5M NEATM
7.26 0.192 0.192 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.064 0.0083 0.0083 Masiero 2011ApJ...741...68M NEATM
0.070 0.0520 0.0520 Masiero 2020PSJ.....1....5M 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
14.66 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.67 Bus VIS Carvano 2010A&A...510A..43C PHOT
V X 0.0562 0.3240 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.3814 0.3240 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT