1981 DD3

1981DD3, 1994 AO7, 1994AO7, 29089, J81D03D, J94A07O

All data for this body: [vot]

MPC data
Name (number) 1981 DD3 (29089)
a 2.74881
e 0.08629
i / sin(i) 6.7398 / 0.11736
q 2.51162
Q 2.98600
ω 122.9271
Node 295.8731
m 1.9122
n 0.2163
Epoch 2460800.5
nobs 1379
nopp 19
Years observed 1981-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.749
ep 0.068
sin(ip) 0.135
G 0.150
H 15.040
Mass
D 6.13 0.077
pV 0.068 0.0082
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 14.804
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7489 0.0681 0.1351 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.13 0.077 0.077 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.068 0.0082 0.0082 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
15.04 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
B DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.49 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.669 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.8082 0.8100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.8268 0.8100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT