Parmenides

06039, 1983 TT2, 1983TT2, 1989 RS, 1989RS, 1990 YV, 1990YV, 2019 BS8, 2019BS8, J83T02T, J89R00S, J90Y00V, K19B08S

All data for this body: [vot]

MPC data
Name (number) Parmenides (6039)
a 3.41559
e 0.04878
i / sin(i) 13.0989 / 0.22663
q 3.24896
Q 3.58221
ω 176.5883
Node 185.6549
m 225.0418
n 0.1561
Epoch 2460800.5
nobs 4844
nopp 32
Years observed 1951-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.412
ep 0.027
sin(ip) 0.227
G 0.150
H 11.950
Mass
D 22.06 0.156
pV 0.075 0.0036
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 33.886
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.4119 0.0269 0.2273 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
22.03 0.157 0.157 Masiero 2011ApJ...741...68M NEATM
24.65 1.530 1.530 Usui 2011PASJ...63.1117U NEATM
25.23 5.050 5.050 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.055 0.0220 0.0220 Ali-Lagoa 2018A&A...612A..85A NEATM
0.076 0.0036 0.0036 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
11.95 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 1.000000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
D Bus-DeMeo VIS De Pra 2018Icar..311...35D SPEC
D DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
D 0.48 Bus VIS Carvano 2010A&A...510A..43C PHOT
D 0.992 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
D D 0.8062 0.8090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.8562 0.8090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S D 0.1416 0.8090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT