Marthanalexander

13438, 1990 CK, 1990CK, 1990 DC7, 1990DC7, 1994 LP6, 1994LP6, 1995 SY42, 1995SY42, 1999 XD86, 1999XD86, J90C00K, J90D07C, J94L06P, J95S42Y, J99X86D

All data for this body: [vot]

MPC data
Name (number) Marthanalexander (13438)
a 2.24913
e 0.11897
i / sin(i) 2.1726 / 0.03791
q 1.98156
Q 2.51670
ω 57.0864
Node 86.4293
m 154.7773
n 0.2922
Epoch 2460800.5
nobs 2438
nopp 24
Years observed 1990-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.249
ep 0.167
sin(ip) 0.028
G 0.150
H 15.260
Mass
D 2.58 0.087
pV 0.291 0.0457
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.584
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2486 0.1673 0.0275 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.58 0.087 0.087 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.291 0.0457 0.0457 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
15.26 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
S 0.764 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT