1998KT55

1972LZ, 1980FU11, 20391, J72L00Z, J80F11U, J98K55T

All data for this body: [vot]

MPC data
Name (number) 1998KT55 (20391)
Packed designation 20391
a 2.65391
e 0.23693
i / sin(i) 17.5413 / 0.30139
q 2.02511
Q 3.28270
ω 218.1735
Node 91.2580
m 131.0249
n 0.2280
Epoch 2459600.5
nobs 2296
nopp 20
Years observed 1980-2021
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.656
ep 0.206
sin(ip) 0.276
Value Standard error
G 0.150
H 12.850
Mass
D 10.56 0.157
pV 0.101 0.0129
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6558 0.2059 0.2757 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.68 3.550 3.550 Nugent 2016AJ....152...63N NEATM
8.98 2.040 2.040 Masiero 2021PSJ.....2..162M NEATM
9.29 1.710 1.710 Masiero 2021PSJ.....2..162M NEATM
9.95 3.142 3.142 Masiero 2017AJ....154..168M NEATM
10.26 0.172 0.172 Masiero 2011ApJ...741...68M NEATM
12.46 0.440 0.440 Usui 2011PASJ...63.1117U NEATM
12.97 1.300 1.300 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.088 0.0180 0.0180 Ali-Lagoa 2018A&A...612A..85A NEATM
0.100 0.0290 0.0410 Masiero 2021PSJ.....2..162M NEATM
0.108 0.0360 0.0550 Masiero 2021PSJ.....2..162M NEATM
0.114 0.0831 0.0831 Masiero 2017AJ....154..168M NEATM
0.120 0.0900 0.0900 Nugent 2016AJ....152...63N NEATM
0.127 0.0273 0.0273 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.85 MPC-2022-01-18 MPC-2022-01-18 Phot