Leonardo

03000, 1961 XB, 1961XB, 1975 NK1, 1975NK1, 1979 UT4, 1979UT4, 1979 WC6, 1979WC6, 1981 EG19, 1981EG19, J61X00B, J75N01K, J79U04T, J79W06C, J81E19G

All data for this body: [vot]

MPC data

Name (number)	Leonardo (3000)
a	2.35053
e	0.18116
i / sin(i)	2.7533 / 0.04804
q	1.92470
Q	2.77637
ω	173.4449
Node	200.9572
m	76.0696
n	0.2735
Epoch	2460200.5

n_obs	3135
n_opp	31
Years observed	1961-2023
rms	0.64

Best values

	Value	Standard error
Parent

a_p	2.351
e_p	0.148
sin(i_p)	0.055

	Value	Standard error
G	0.150
H	13.970
Mass
D	9.83	0.066
pV	0.106	0.0062
Rotational Period	7.524

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.3512	0.1477	0.0553	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Oct-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
10.60	nan	nan	Ali-Lagoa	2016A&A...591A..14A	NEATM
10.80	nan	nan	Ali-Lagoa	2016A&A...591A..14A	NEATM
8.42	2.280	2.280	Masiero	2021PSJ.....2..162M	NEATM
9.04	1.725	1.725	Masiero	2017AJ....154..168M	NEATM
9.05	2.220	2.220	Nugent	2016AJ....152...63N	NEATM
9.57	3.400	3.400	Masiero	2021PSJ.....2..162M	NEATM
9.78	0.277	0.277	Masiero	2011ApJ...741...68M	NEATM
9.84	0.068	0.068	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.050	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.059	0.0205	0.0205	Masiero	2017AJ....154..168M	NEATM
0.067	0.0260	0.0410	Masiero	2021PSJ.....2..162M	NEATM
0.087	0.0420	0.0820	Masiero	2021PSJ.....2..162M	NEATM
0.115	0.0070	0.0070	Masiero	2011ApJ...741...68M	NEATM
0.117	0.0278	0.0278	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
13.97			MPC-2023-12-04	MPC-2023-12-04	Phot

Period data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
7.52			Hayes	2016MPBu...43..119H	Lightcurve
8.54			Warell	2017MPBu...44..304W	Lightcurve