Tholen

03255, 1969 SD, 1969SD, 1980 RA, 1980RA, J69S00D, J80R00A

All data for this body: [vot]

MPC data

Name (number)	Tholen (3255)
a	2.37255
e	0.36296
i / sin(i)	21.3625 / 0.36427
q	1.51142
Q	3.23368
ω	79.5018
Node	336.9979
m	39.8985
n	0.2697
Epoch	2460800.5

n_obs	3298
n_opp	23
Years observed	1969-2025
rms	0.60

Best values

	Value	Standard error
Parent

a_p	2.373
e_p	0.287
sin(i_p)	0.405
G	0.150
H	13.560
Mass
D	6.73	0.162
pV	0.180	0.0305

	Value
Rotational Period	2.946
Period quality	3-
Spectral Class	S
Spectral Class Score	53.930

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.3726	0.2871	0.4049	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
5.40	0.800	0.800	Ali-Lagoa	2017A&A...603A..55A	NEATM
6.76	0.170	0.170	Usui	2011PASJ...63.1117U	NEATM
7.23	0.720	0.720	Ali-Lagoa	2018A&A...612A..85A	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.166	0.0330	0.0330	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.260	0.0800	0.0800	Ali-Lagoa	2017A&A...603A..55A	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
13.56			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
2.94	3-	Synodic	Skiff	2019MPBu...46..238S	Lightcurve
2.9463	3-	Synodic	Skiff	2019MPBu...46..238S	Lightcurve
2.947	2	Synodic	Ferrero	2014MPBu...41...24F	Lightcurve
3.0	1	Synodic	Wisniewski	1997Icar..126..395W	Lightcurve
6.0	1	Synodic	Behrend	LCDB	Lightcurve

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
S				Bus-DeMeo	VISNIR	Binzel	2019Icar..324...41B	SPEC
S				Bus-DeMeo	VISNIR	DeMeo	2009Icar..202..160D	SPEC
S				Bus	VIS	Bus	2002Icar..158..146B	SPEC
S		0.990000		Mahlke	VISNIR	Mahlke	2022A&A...665A..26M	SPEC