Masumi

04293, 1941 FC, 1941FC, 1950 EV, 1950EV, 1957 SE, 1957SE, 1962 WQ, 1962WQ, 1971 UF3, 1971UF3, 1977 FR1, 1977FR1, 1989 VT, 1989VT, J41F00C, J50E00V, J57S00E, J62W00Q, J71U03F, J77F01R, J89V00T

All data for this body: [vot]

MPC data
Name (number) Masumi (4293)
a 2.71929
e 0.22495
i / sin(i) 9.3728 / 0.16286
q 2.10759
Q 3.33100
ω 53.1640
Node 58.0232
m 294.0595
n 0.2198
Epoch 2460800.5
nobs 14675
nopp 32
Years observed 1950-2025
rms 0.35
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.722
ep 0.234
sin(ip) 0.154
G 0.150
H 12.390
Mass
D 15.76 0.283
pV 0.107 0.0136
Value
Rotational Period 36.000
Period quality 2-
Spectral Class C
Spectral Class Score 7.954
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7222 0.2336 0.1539 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.49 2.240 2.240 Masiero 2020PSJ.....1....5M NEATM
15.77 4.130 4.130 Nugent 2016AJ....152...63N NEATM
15.79 0.286 0.286 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.070 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.083 0.0430 0.0430 Masiero 2020PSJ.....1....5M NEATM
0.112 0.0147 0.0147 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
12.39 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
25.0931 2 Sidereal Durech 2020A&A...643A..59D Model
36.0 2- Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C None Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.659 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.9719 0.9719 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT