2009 FM57

2009FM57, 1981 EK36, 1981EK36, J81E36K, K09F57M, U5913

All data for this body: [vot]

MPC data

Name (number)	2009 FM57 (305913)
a	3.14684
e	0.14820
i / sin(i)	17.2824 / 0.29708
q	2.68047
Q	3.61320
ω	23.5779
Node	195.7905
m	296.8884
n	0.1766
Epoch	2460800.5

n_obs	321
n_opp	14
Years observed	1981-2025
rms	0.97

Best values

	Value	Standard error
Parent	Tirela (1400)

a_p	3.141
e_p	0.203
sin(i_p)	0.290
G	0.150
H	15.890
Mass
D	4.20	0.259
pV	0.048	0.0077

	Value
Rotational Period
Period quality	None
Spectral Class	V
Spectral Class Score	1.058

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
1400	Tirela	0	Tirela		Novakovic	2019EPSC...13.1671N	HCM
1400	Tirela	612	Tirela	0.2300	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1406	0.2035	0.2898	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
4.20	0.259	0.259	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.048	0.0077	0.0077	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
15.89			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
C	S	0.0238	0.0250	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
D	S	0.0552	0.0250	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
V	S	0.0121	0.0250	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
V	S	0.0152	0.0250	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
V	S	0.0217	0.0250	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
V	S	0.0304	0.0250	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
V	S	0.0970	0.0250	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT