1998 KK2

1998KK2, 1999 XM104, 1999XM104, 44169, J98K02K, J99XA4M

All data for this body: [vot]

MPC data
Name (number) 1998 KK2 (44169)
a 2.46064
e 0.27853
i / sin(i) 14.7386 / 0.25441
q 1.77527
Q 3.14602
ω 255.0670
Node 80.2220
m 290.3594
n 0.2553
Epoch 2460800.5
nobs 3187
nopp 21
Years observed 1998-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.461
ep 0.209
sin(ip) 0.250
G 0.150
H 14.260
Mass
D 4.31 0.055
pV 0.239 0.0083
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 4.347
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4606 0.2092 0.2502 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.48 0.120 0.120 Masiero 2012ApJ...759L...8M NEATM
4.53 0.062 0.062 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.236 0.0084 0.0084 Masiero 2011ApJ...741...68M NEATM
0.366 0.0540 0.0540 Masiero 2012ApJ...759L...8M 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
14.26 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D L 0.4669 0.4670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.38 Bus VIS Carvano 2010A&A...510A..43C PHOT
L L 0.5978 0.4670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT