Endymion

00342, 1892 UA, 1892UA, I92U00A

All data for this body: [vot]

MPC data
Name (number) Endymion (342)
a 2.56827
e 0.13012
i / sin(i) 7.3525 / 0.12797
q 2.23408
Q 2.90246
ω 224.3869
Node 232.6406
m 22.3074
n 0.2395
Epoch 2460800.5
nobs 8237
nopp 51
Years observed 1900-2025
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent Konig (3815)
 
ap 2.568
ep 0.144
sin(ip) 0.143
G 0.150
H 10.240
Mass
D 58.12 0.744
pV 0.037 0.0020
Value
Rotational Period 6.310
Period quality 3
Spectral Class B
Spectral Class Score 21.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
342 Endymion -1 Endymion -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
3815 Konig 517 Konig -4.9500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5679 0.1444 0.1429 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
37.92 11.010 11.010 Nugent 2016AJ....152...63N NEATM
38.62 14.490 14.490 Masiero 2021PSJ.....2..162M NEATM
40.97 9.230 9.230 Nugent 2016AJ....152...63N NEATM
46.25 9.250 9.250 Ali-Lagoa 2018A&A...612A..85A NEATM
48.96 13.110 13.110 Masiero 2020PSJ.....1....5M NEATM
55.50 0.960 0.960 Usui 2011PASJ...63.1117U NEATM
56.36 16.720 16.720 Masiero 2020PSJ.....1....5M NEATM
60.63 2.800 2.800 Tedesco 2002AJ....123.1056T STM
61.42 3.277 3.277 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
62.21 6.220 6.220 Ali-Lagoa 2018A&A...612A..85A NEATM
62.54 18.030 18.030 Masiero 2020PSJ.....1....5M NEATM
64.27 1.720 1.720 Masiero 2011ApJ...741...68M NEATM
64.45 23.510 23.510 Masiero 2017AJ....154..168M NEATM
65.77 3.461 3.461 Ryan&Woodward 2010AJ....140..933R IRAS-STM
66.25 16.410 16.410 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.029 0.0100 0.0160 Masiero 2021PSJ.....2..162M NEATM
0.032 0.0310 0.0310 Masiero 2020PSJ.....1....5M NEATM
0.034 0.0035 0.0035 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.035 0.0071 0.0071 Masiero 2011ApJ...741...68M NEATM
0.037 0.0070 0.0070 Ali-Lagoa 2018A&A...612A..85A NEATM
0.037 0.0400 0.0400 Masiero 2020PSJ.....1....5M NEATM
0.038 0.0041 0.0041 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.039 0.0040 0.0040 Tedesco 2002AJ....123.1056T STM
0.043 0.0260 0.0260 Masiero 2020PSJ.....1....5M NEATM
0.057 0.0270 0.0510 Masiero 2021PSJ.....2..162M NEATM
0.059 0.0369 0.0369 Masiero 2017AJ....154..168M NEATM
0.067 0.0270 0.0270 Ali-Lagoa 2018A&A...612A..85A NEATM
0.070 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.080 0.0500 0.0500 Nugent 2016AJ....152...63N 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
10.24 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.31 1 Synodic Behrend LCDB Lightcurve
6.319 3 Synodic Behrend LCDB Lightcurve
6.319 3 Synodic Franco 2022MPBu...49..342F Lightcurve
7.05 2 Synodic Ivarsen 2004MPBu...31...29I Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
C Tholen VIS Fornasier 2014Icar..233..163F SPEC
C 0.950000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
C 0.960000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
Ch Bus VIS Bus 2002Icar..158..146B SPEC
Ch Bus VIS Fornasier 2014Icar..233..163F SPEC
X 0.944 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT