Hekatostos

02245, 1930 FA, 1930FA, 1958 XC, 1958XC, 1966 QV, 1966QV, 1968 BC, 1968BC, 1971 XC, 1971XC, J30F00A, J58X00C, J66Q00V, J68B00C, J71X00C

All data for this body: [vot]

MPC data
Name (number) Hekatostos (2245)
a 2.63776
e 0.13233
i / sin(i) 11.8480 / 0.20532
q 2.28872
Q 2.98681
ω 316.4253
Node 85.0935
m 199.9875
n 0.2301
Epoch 2460800.5
nobs 5320
nopp 32
Years observed 1958-2025
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.637
ep 0.114
sin(ip) 0.187
G 0.150
H 11.790
Mass
D 30.88 0.141
pV 0.068 0.0013
Value
Rotational Period 20.600
Period quality 2+
Spectral Class C
Spectral Class Score 5.274
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6369 0.1135 0.1868 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
26.19 0.275 0.275 Ryan&Woodward 2010AJ....140..933R MSX-STM
29.28 1.000 1.000 Tedesco 2002AJ....123.1056T STM
29.55 0.972 0.972 Ryan&Woodward 2010AJ....140..933R IRAS-STM
29.57 2.960 2.960 Ali-Lagoa 2018A&A...612A..85A NEATM
30.46 6.950 6.950 Masiero 2021PSJ.....2..162M NEATM
30.66 10.488 10.488 Masiero 2017AJ....154..168M NEATM
30.67 6.830 6.830 Masiero 2020PSJ.....1....5M NEATM
31.32 2.169 2.169 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
31.86 11.890 11.890 Masiero 2020PSJ.....1....5M NEATM
31.91 11.300 11.300 Masiero 2017AJ....154..168M NEATM
31.97 9.630 9.630 Masiero 2021PSJ.....2..162M NEATM
32.66 0.540 0.540 Usui 2011PASJ...63.1117U NEATM
32.68 9.520 9.520 Masiero 2021PSJ.....2..162M NEATM
32.73 0.180 0.180 Nugent 2016AJ....152...63N NEATM
33.34 3.330 3.330 Ali-Lagoa 2018A&A...612A..85A NEATM
34.70 11.090 11.090 Masiero 2012ApJ...759L...8M NEATM
35.42 1.698 1.698 Ryan&Woodward 2010AJ....140..933R MSX-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.029 0.0120 0.0190 Masiero 2021PSJ.....2..162M NEATM
0.030 0.0370 0.0370 Masiero 2012ApJ...759L...8M NEATM
0.032 0.0280 0.0280 Masiero 2020PSJ.....1....5M NEATM
0.034 0.0170 0.0170 Masiero 2020PSJ.....1....5M NEATM
0.034 0.0150 0.0280 Masiero 2021PSJ.....2..162M NEATM
0.036 0.0070 0.0070 Ali-Lagoa 2018A&A...612A..85A NEATM
0.038 0.0140 0.0210 Masiero 2021PSJ.....2..162M NEATM
0.038 0.0275 0.0275 Masiero 2017AJ....154..168M NEATM
0.041 0.0255 0.0255 Masiero 2017AJ....154..168M NEATM
0.043 0.0041 0.0041 Ryan&Woodward 2010AJ....140..933R MSX-NEATM
0.045 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.056 0.0077 0.0077 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.061 0.0041 0.0041 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.062 0.0050 0.0050 Tedesco 2002AJ....123.1056T STM
0.078 0.0016 0.0016 Ryan&Woodward 2010AJ....140..933R MSX-STM
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
11.79 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
20.6088 2 Synodic Pal 2020ApJS..247...26P Lightcurve
20.61 2+ Synodic Klinglesmith 2015MPBu...42..158K Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.879 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT