Chikumagawa

1980 TL5, 1980TL5, 1991 BZ, 1991BZ, 23478, J80T05L, J91B00Z

All data for this body: [vot]

MPC data
Name (number) Chikumagawa (23478)
a 2.80837
e 0.24390
i / sin(i) 6.0197 / 0.10487
q 2.12340
Q 3.49334
ω 128.1868
Node 288.3075
m 142.2981
n 0.2094
Epoch 2460800.5
nobs 2662
nopp 21
Years observed 1980-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.806
ep 0.218
sin(ip) 0.125
G 0.150
H 13.790
Mass
D 7.84 0.184
pV 0.117 0.0268
Value
Rotational Period 133.400
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8063 0.2185 0.1254 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.08 1.570 1.570 Masiero 2020PSJ.....1....5M NEATM
7.87 0.185 0.185 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.114 0.0282 0.0282 Masiero 2011ApJ...741...68M NEATM
0.147 0.0860 0.0860 Masiero 2020PSJ.....1....5M 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
13.79 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
133.406 2 Synodic Waszczak 2015AJ....150...75W Lightcurve