Descartes

03587, 1975 GE1, 1975GE1, 1981 RK5, 1981RK5, 1983 AR2, 1983AR2, J75G01E, J81R05K, J83A02R

All data for this body: [vot]

MPC data
Name (number) Descartes (3587)
a 2.70437
e 0.03684
i / sin(i) 7.8265 / 0.13617
q 2.60474
Q 2.80400
ω 28.0108
Node 32.8038
m 237.8921
n 0.2216
Epoch 2460800.5
nobs 6178
nopp 29
Years observed 1975-2025
rms 0.53
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.704
ep 0.047
sin(ip) 0.130
G 0.150
H 12.950
Mass
D 14.59 0.133
pV 0.060 0.0081
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 8.900
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7045 0.0469 0.1304 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.56 3.872 3.872 Masiero 2017AJ....154..168M NEATM
12.77 4.050 4.050 Nugent 2016AJ....152...63N NEATM
13.22 3.460 3.460 Nugent 2016AJ....152...63N NEATM
13.23 3.820 3.820 Masiero 2020PSJ.....1....5M NEATM
14.59 0.133 0.133 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.058 0.0380 0.0380 Masiero 2020PSJ.....1....5M NEATM
0.059 0.0086 0.0086 Masiero 2011ApJ...741...68M NEATM
0.070 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.080 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.091 0.0605 0.0605 Masiero 2017AJ....154..168M 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
12.95 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 Bus VIS Bus 2002Icar..158..146B SPEC
C S 0.780000 0.150000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC