1993 MA1

1993MA1, 07191, 1986 YJ1, 1986YJ1, 1990 VD15, 1990VD15, 1990 VF4, 1990VF4, J86Y01J, J90V04F, J90V15D, J93M01A

All data for this body: [vot]

MPC data
Name (number) 1993 MA1 (7191)
a 2.74292
e 0.11988
i / sin(i) 9.2734 / 0.16115
q 2.41410
Q 3.07173
ω 209.0045
Node 54.8214
m 353.9204
n 0.2170
Epoch 2460800.5
nobs 4109
nopp 30
Years observed 1949-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.743
ep 0.138
sin(ip) 0.146
G 0.150
H 12.520
Mass
D 11.60 0.220
pV 0.171 0.0157
Value
Rotational Period
Period quality None
Spectral Class Cgx
Spectral Class Score 1.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7430 0.1380 0.1461 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.08 1.890 1.890 Masiero 2012ApJ...759L...8M NEATM
11.27 0.228 0.228 Masiero 2011ApJ...741...68M NEATM
17.72 0.990 0.990 Usui 2011PASJ...63.1117U NEATM
18.34 3.670 3.670 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.063 0.0250 0.0250 Ali-Lagoa 2018A&A...612A..85A NEATM
0.209 0.1320 0.1320 Masiero 2012ApJ...759L...8M NEATM
0.242 0.0205 0.0205 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
12.52 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
Cgx Cgx None None Movis NIR Popescu 2018A&A...617A..12P PHOT