Armellini

06855, 1987 RA5, 1987RA5, 1987 SL26, 1987SL26, 1989 BG, 1989BG, J87R05A, J87S26L, J89B00G

All data for this body: [vot]

MPC data
Name (number) Armellini (6855)
a 2.28900
e 0.06539
i / sin(i) 7.5662 / 0.13167
q 2.13932
Q 2.43868
ω 279.6018
Node 330.1798
m 57.2593
n 0.2846
Epoch 2460800.5
nobs 5814
nopp 26
Years observed 1987-2025
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.289
ep 0.078
sin(ip) 0.135
G 0.150
H 14.050
Mass
D 6.71 0.057
pV 0.125 0.0196
Value
Rotational Period 4.572
Period quality 2
Spectral Class Xc
Spectral Class Score 30.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2891 0.0779 0.1347 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.71 0.057 0.057 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.125 0.0196 0.0196 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
14.05 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.5725 2 Sidereal Athanasopoulos 2024A%26A...690A.215A Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
K DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.35 Bus VIS Carvano 2010A&A...510A..43C PHOT
X 0.531 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.6300 0.6730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.6983 0.6730 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Xc Xe Bus-DeMeo VISNIR Avdellidou 2022A&A...665L...9A SPEC+PHOT