Okadanoboru

04156, 1917 BC, 1917BC, 1979 BL, 1979BL, 1988 BE, 1988BE, J17B00C, J79B00L, J88B00E

All data for this body: [vot]

MPC data
Name (number) Okadanoboru (4156)
a 2.70167
e 0.18924
i / sin(i) 14.2381 / 0.24595
q 2.19040
Q 3.21294
ω 129.9090
Node 308.0663
m 180.0945
n 0.2220
Epoch 2460800.5
nobs 3442
nopp 26
Years observed 1917-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.700
ep 0.197
sin(ip) 0.261
G 0.150
H 12.450
Mass
D 15.61 0.048
pV 0.067 0.0036
Value
Rotational Period 12.010
Period quality 2
Spectral Class C
Spectral Class Score 9.700
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7001 0.1973 0.2605 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.74 2.370 2.370 Masiero 2021PSJ.....2..162M NEATM
15.45 3.400 3.400 Masiero 2020PSJ.....1....5M NEATM
15.48 0.070 0.070 Masiero 2014ApJ...791..121M NEATM
15.73 0.067 0.067 Masiero 2011ApJ...741...68M NEATM
9.30 2.440 2.440 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.061 0.0480 0.0480 Masiero 2020PSJ.....1....5M NEATM
0.066 0.0036 0.0036 Masiero 2011ApJ...741...68M NEATM
0.090 0.0280 0.0400 Masiero 2021PSJ.....2..162M NEATM
0.090 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
0.190 0.1500 0.1500 Nugent 2016AJ....152...63N 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
12.45 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.015 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
12.02068 2 Sidereal Durech 2019A&A...631A...2D Model
2.65 2 Synodic Yeh 2020AJ....160...73Y Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.940000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
C Tholen VIS Xu 1995Icar..115....1X SPEC
Cgh Bus VIS Bus 2002Icar..158..146B SPEC
P 0.980000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC