Morrell

1976 SD9, 1976SD9, 1998 QQ70, 1998QQ70, 2000 YV139, 2000YV139, 25906, J76S09D, J98Q70Q, K00YD9V

All data for this body: [vot]

MPC data

Name (number)	Morrell (25906)
a	3.16543
e	0.23447
i / sin(i)	25.2279 / 0.42622
q	2.42324
Q	3.90762
ω	274.7864
Node	189.4866
m	163.3847
n	0.1750
Epoch	2460800.5

n_obs	2313
n_opp	20
Years observed	1976-2024
rms	0.72

Best values

	Value	Standard error
Parent	Euphrosyne (31)

a_p	3.157
e_p	0.212
sin(i_p)	0.448
G	0.150
H	13.650
Mass
D	10.73	0.145
pV	0.046	0.0098

	Value
Rotational Period
Period quality	None
Spectral Class	C
Spectral Class Score	4.480

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
31	Euphrosyne	0	Euphrosyne		Novakovic	2019EPSC...13.1671N	HCM
31	Euphrosyne	901	Euphrosyne		Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1568	0.2119	0.4484	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
10.62	0.147	0.147	Masiero	2011ApJ...741...68M	NEATM
14.92	0.970	0.970	Usui	2011PASJ...63.1117U	NEATM
15.46	3.090	3.090	Ali-Lagoa	2018A&A...612A..85A	NEATM
9.39	4.110	4.110	Masiero	2012ApJ...759L...8M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.031	0.0120	0.0120	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.075	0.0175	0.0175	Masiero	2011ApJ...741...68M	NEATM
0.096	0.0930	0.0930	Masiero	2012ApJ...759L...8M	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
13.65			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				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
C		0.74		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
C	C	None	None	Movis	NIR	Popescu	2018A&A...617A..12P	PHOT