Thoas

04834, 1975 XX3, 1975XX3, 1986 XN, 1986XN, 1987 WP2, 1987WP2, 1989 AM2, 1989AM2, J75X03X, J86X00N, J87W02P, J89A02M

All data for this body: [vot]

MPC data

Name (number)	Thoas (4834)
a	5.19933
e	0.13624
i / sin(i)	28.4789 / 0.47684
q	4.49098
Q	5.90769
ω	353.2235
Node	75.9738
m	64.8135
n	0.0831
Epoch	2460800.5

n_obs	4333
n_opp	29
Years observed	1986-2025
rms	0.64

Best values

	Value	Standard error
Parent

a_p
e_p
sin(i_p)
G	0.150
H	9.150
Mass
D	73.49	0.447
pV	0.057	0.0040

	Value
Rotational Period	18.190
Period quality	3
Spectral Class	D
Spectral Class Score	11.860

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
72.33	0.460	0.460	Grav	2012ApJ...759...49G	NEATM
86.82	3.800	3.800	Tedesco	2002AJ....123.1056T	STM
96.21	2.260	2.260	Usui	2011PASJ...63.1117U	NEATM
96.22	19.240	19.240	Ali-Lagoa	2018A&A...612A..85A	NEATM
98.82	19.760	19.760	Ali-Lagoa	2018A&A...612A..85A	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.041	0.0160	0.0160	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.044	0.0180	0.0180	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.049	0.0050	0.0050	Tedesco	2002AJ....123.1056T	STM
0.085	0.0080	0.0080	Grav	2012ApJ...759...49G	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
9.15			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
18.14	3	Synodic	Stephens	2016MPBu...43...15S	Lightcurve
18.192	3	Synodic	French	2011MPBu...38..116F	Lightcurve
18.1934	2	Sidereal	Durech	2023A&A...675A..24D	Model
18.216	3-	Synodic	Stephens	2016MPBu...43..323S	Lightcurve
18.22	3-	Synodic	Mottola	2011AJ....141..170M	Lightcurve

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
D				Jewitt-Luu	VIS	Bendjoya	2004Icar..168..374B	SPEC
D		0.980000		Mahlke	VISNIR	Mahlke	2022A&A...665A..26M	SPEC