1994 YM2

1994YM2, 13142, 1989 SB13, 1989SB13, 1991 EQ, 1991EQ, J89S13B, J91E00Q, J94Y02M

All data for this body: [vot]

MPC data
Name (number) 1994 YM2 (13142)
a 2.72750
e 0.12609
i / sin(i) 12.4977 / 0.21640
q 2.38360
Q 3.07139
ω 215.1924
Node 230.8622
m 262.1679
n 0.2188
Epoch 2460800.5
nobs 2823
nopp 24
Years observed 1989-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.728
ep 0.134
sin(ip) 0.229
G 0.150
H 13.710
Mass
D 4.79 0.243
pV 0.485 0.1519
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.290
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7280 0.1338 0.2293 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.79 0.243 0.243 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.485 0.1519 0.1519 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
13.71 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.82 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9416 0.9416 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT