1999 UV23

1999UV23, 2000 XN49, 2000XN49, 91863, J99U23V, K00X49N

All data for this body: [vot]

MPC data

Name (number)	1999 UV23 (91863)
a	2.65746
e	0.13050
i / sin(i)	10.5828 / 0.18366
q	2.31066
Q	3.00425
ω	149.4721
Node	352.4892
m	82.1240
n	0.2275
Epoch	2460200.5

n_obs	2048
n_opp	17
Years observed	1999-2023
rms	0.62

Best values

	Value	Standard error
Parent

a_p	2.658
e_p	0.167
sin(i_p)	0.186

	Value	Standard error
G	0.150
H	14.150
Mass
D	3.93	0.058
pV	0.278	0.0522
Rotational Period

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.6575	0.1672	0.1859	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Oct-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
3.71	0.066	0.066	Masiero	2011ApJ...741...68M	NEATM
4.68	0.120	0.120	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.222	0.0689	0.0689	Masiero	2011ApJ...741...68M	NEATM
0.354	0.0800	0.0800	Masiero	2011ApJ...741...68M	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
14.15			MPC-2023-12-04	MPC-2023-12-04	Phot