Karljosephine

04264, 1974 VX1, 1974VX1, 1985 PJ1, 1985PJ1, 1989 TB, 1989TB, J74V01X, J85P01J, J89T00B

All data for this body: [vot]

MPC data

Name (number)	Karljosephine (4264)
a	2.42082
e	0.28147
i / sin(i)	3.5059 / 0.06115
q	1.73944
Q	3.10221
ω	197.7732
Node	184.6712
m	158.7043
n	0.2617
Epoch	2460800.5

n_obs	4472
n_opp	29
Years observed	1974-2025
rms	0.67

Best values

	Value	Standard error
Parent

a_p	2.413
e_p	0.248
sin(i_p)	0.063
G	0.150
H	13.510
Mass
D	4.76	0.227
pV	0.239	0.0324

	Value
Rotational Period	30.900
Period quality	2
Spectral Class	Sw
Spectral Class Score	21.000

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.4131	0.2484	0.0630	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
4.46	0.253	0.253	Masiero	2011ApJ...741...68M	NEATM
6.02	0.519	0.519	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.213	0.0351	0.0351	Masiero	2011ApJ...741...68M	NEATM
0.388	0.0841	0.0841	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
13.51			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
30.96	2	Synodic	Behrend	LCDB	Lightcurve
98.2	2	Synodic	Menke	2008MPBu...35..155M	Lightcurve

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
S				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
S		0.155		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
S		0.98		Bus	VIS	Carvano	2010A&A...510A..43C	PHOT
S		1.000000		Mahlke	VISNIR	Mahlke	2022A&A...665A..26M	SPEC
S	S	0.5561	0.7450	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	S	0.9218	0.7450	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
Sw				Bus-DeMeo	VISNIR	Hasegawa	2024AJ....167..224H	SPEC