1998 KB1

1998KB1, C9640, J98K01B

All data for this body: [vot]

MPC data

Name (number)	1998 KB1 (129640)
a	2.53241
e	0.13965
i / sin(i)	11.9013 / 0.20623
q	2.17876
Q	2.88606
ω	96.1336
Node	160.3406
m	90.5493
n	0.2446
Epoch	2460200.5

n_obs	592
n_opp	16
Years observed	1998-2023
rms	0.72

Best values

	Value	Standard error
Parent

a_p	2.534
e_p	0.138
sin(i_p)	0.203

	Value	Standard error
G	0.150
H	16.320
Mass
D	1.68	0.230
pV	0.173	0.0480
Rotational Period

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.5341	0.1379	0.2030	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Oct-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
1.68	0.230	0.230	Masiero	2012ApJ...759L...8M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.173	0.0480	0.0480	Masiero	2012ApJ...759L...8M	NEATM

G data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.15			MPC-2023-12-94	MPC-2023-12-94	Phot

H data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
16.32			MPC-2023-12-04	MPC-2023-12-04	Phot