Menchu

09481, 1981 UF26, 1981UF26, 2559 P-L, 2559P-L, J81U26F, PLS2559

All data for this body: [vot]

MPC data
Name (number) Menchu (9481)
a 2.28755
e 0.09349
i / sin(i) 2.7409 / 0.04782
q 2.07369
Q 2.50141
ω 94.6811
Node 74.4233
m 87.6462
n 0.2849
Epoch 2460800.5
nobs 3626
nopp 25
Years observed 1960-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.287
ep 0.139
sin(ip) 0.036
G 0.150
H 14.220
Mass
D 4.67 0.042
pV 0.203 0.0481
Value
Rotational Period 3.051
Period quality 3
Spectral Class V
Spectral Class Score 87.873
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2871 0.1386 0.0357 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.67 0.042 0.042 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.203 0.0481 0.0481 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
14.22 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.0519 3 Synodic Oszkiewicz 2020A&A...643A.117O Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B V 0.0215 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V Bus-DeMeo NIR Moskovitz 2010Icar..208..773M SPEC
V Bus VIS Roig 2006Icar..183..411R PHOT
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.94 Bus VIS Carvano 2010A&A...510A..43C PHOT
V 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
V V 0.5172 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9910 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9921 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9989 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9996 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 1.0000 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 1.0000 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 1.0000 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 1.0000 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT