Athor

00161, 1876 HA, 1876HA, 1899 TA, 1899TA, 1961 PF, 1961PF, 1973 YN4, 1973YN4, I76H00A, I99T00A, J61P00F, J73Y04N

All data for this body: [vot]

MPC data
Name (number) Athor (161)
a 2.38093
e 0.13707
i / sin(i) 9.0508 / 0.15731
q 2.05458
Q 2.70729
ω 295.2930
Node 18.5003
m 127.7594
n 0.2683
Epoch 2460800.5
nobs 9247
nopp 55
Years observed 1876-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.379
ep 0.100
sin(ip) 0.154
G 0.150
H 9.310
Mass
D 41.35 0.387
pV 0.191 0.0085
Value
Rotational Period 7.200
Period quality 3
Spectral Class Xc
Spectral Class Score 52.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3794 0.1000 0.1537 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
40.84 0.520 0.520 Usui 2011PASJ...63.1117U NEATM
40.99 0.690 0.690 Masiero 2012ApJ...759L...8M NEATM
42.39 1.310 1.310 Ryan&Woodward 2010AJ....140..933R IRAS-STM
42.47 4.250 4.250 Ali-Lagoa 2018A&A...612A..85A NEATM
44.19 3.300 3.300 Tedesco 2002AJ....123.1056T STM
45.75 11.083 11.083 Masiero 2017AJ....154..168M NEATM
46.63 9.330 9.330 Ali-Lagoa 2018A&A...612A..85A NEATM
51.00 13.650 13.650 Masiero 2021PSJ.....2..162M NEATM
52.66 2.785 2.785 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
58.25 13.930 13.930 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.100 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.141 0.0152 0.0152 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.148 0.0560 0.0900 Masiero 2021PSJ.....2..162M NEATM
0.164 0.0778 0.0778 Masiero 2017AJ....154..168M NEATM
0.193 0.0770 0.0770 Ali-Lagoa 2018A&A...612A..85A NEATM
0.198 0.0330 0.0330 Tedesco 2002AJ....123.1056T STM
0.217 0.0140 0.0140 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.230 0.0210 0.0210 Masiero 2012ApJ...759L...8M NEATM
0.233 0.0470 0.0470 Ali-Lagoa 2018A&A...612A..85A NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.31 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
14.561 2 Synodic Higgins 2008MPBu...35..123H Lightcurve
7.213 3 Synodic Farfan 2022MPBu...49..229F Lightcurve
7.265 2 Synodic Behrend LCDB Lightcurve
7.2798 3 Synodic Pilcher 2011MPBu...38..156P Lightcurve
7.28 1 Synodic Harris 1989Icar...81..314H Lightcurve
7.280087 2 Sidereal Franco 2012MPBu...39..234F Model
7.2801 2 Sidereal Athanasopoulos 2024A%26A...690A.215A Model
7.281 3 Synodic Pilcher 2008MPBu...35..147P Lightcurve
7.288 2 Synodic Carlsson 1983A&AS...53..157C Lightcurve
7.288 2 Synodic Debehogne 1980A&AS...42...85D Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A 0.910000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
M Tholen VIS Clark 1995Icar..113..387C PHOT
M K 0.630000 0.370000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Xc Bus-DeMeo VISNIR Fornasier 2010Icar..210..655F SPEC
Xc Bus VIS Bus 2002Icar..158..146B SPEC
Xc Bus VIS Fornasier 2010Icar..210..655F SPEC
Xc Xn Bus-DeMeo VISNIR Avdellidou 2022A&A...665L...9A SPEC