Lev Tolstoj

LevTolstoj, 02810, 1957 UW, 1957UW, 1976 GG2, 1976GG2, 1978 RU5, 1978RU5, J57U00W, J76G02G, J78R05U

All data for this body: [vot]

MPC data

Name (number)	Lev Tolstoj (2810)
a	2.60563
e	0.15480
i / sin(i)	12.7059 / 0.21995
q	2.20229
Q	3.00898
ω	259.8013
Node	193.1543
m	325.6078
n	0.2343
Epoch	2460800.5

n_obs	6718
n_opp	32
Years observed	1953-2025
rms	0.52

Best values

	Value	Standard error
Parent	Eunomia (15)

a_p	2.606
e_p	0.160
sin(i_p)	0.231
G	0.150
H	12.640
Mass
D	7.92	0.180
pV	0.257	0.0172

	Value
Rotational Period
Period quality	None
Spectral Class	S
Spectral Class Score	31.032

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
15	Eunomia	0	Eunomia		Novakovic	2019EPSC...13.1671N	HCM
15	Eunomia	502	Eunomia	-0.6200	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.6064	0.1595	0.2305	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
7.91	0.202	0.202	Masiero	2011ApJ...741...68M	NEATM
7.98	0.398	0.398	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.253	0.0666	0.0666	Masiero	2011ApJ...741...68M	NEATM
0.257	0.0178	0.0178	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
12.64			MPC-2023-12-04	MPC-2023-12-04	Phot

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
S				Bus	VIS	Lazzaro	2004Icar..172..179L	SPEC
S				Tholen	VIS	Lazzaro	1999Icar..142..445L	SPEC
S				Tholen	VIS	Lazzaro	2004Icar..172..179L	SPEC
S		0.889		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
S		0.940000		Mahlke	VIS	Mahlke	2022A&A...665A..26M	SPEC
S	S	0.9997	0.9330	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT