1997 BC2

1997BC2, 17686, 1989 OD1, 1989OD1, 1998 HU106, 1998HU106, J89O01D, J97B02C, J98HA6U

All data for this body: [vot]

MPC data

Name (number)	1997 BC2 (17686)
a	2.99852
e	0.11486
i / sin(i)	11.6390 / 0.20174
q	2.65410
Q	3.34293
ω	261.0613
Node	119.3049
m	262.4428
n	0.1898
Epoch	2460800.5

n_obs	3984
n_opp	25
Years observed	1989-2025
rms	0.66

Best values

	Value	Standard error
Parent	Eos (221)

a_p	2.996
e_p	0.080
sin(i_p)	0.185
G	0.150
H	12.580
Mass
D	10.44	0.165
pV	0.206	0.0184

	Value
Rotational Period
Period quality	None
Spectral Class	L
Spectral Class Score	12.133

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
221	Eos	0	Eos		Novakovic	2019EPSC...13.1671N	HCM
221	Eos	606	Eos	-0.6900	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.9964	0.0797	0.1855	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
10.24	0.300	0.300	Masiero	2012ApJ...759L...8M	NEATM
10.53	0.197	0.197	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.202	0.0250	0.0250	Masiero	2012ApJ...759L...8M	NEATM
0.210	0.0273	0.0273	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
12.58			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
L		None		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
L		0.181		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
L	L	0.6175	0.7980	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
L	L	0.8904	0.7980	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
S	L	0.2667	0.7980	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT