Adrastea

00239, 1884 QA, 1884QA, 1915 TD, 1915TD, 1955 MK1, 1955MK1, 1956 UJ, 1956UJ, I84Q00A, J15T00D, J55M01K, J56U00J

All data for this body: [vot]

MPC data
Name (number) Adrastea (239)
a 2.96521
e 0.23577
i / sin(i) 6.1758 / 0.10758
q 2.26612
Q 3.66431
ω 209.5389
Node 180.6079
m 131.7106
n 0.1930
Epoch 2460800.5
nobs 6356
nopp 54
Years observed 1884-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.970
ep 0.198
sin(ip) 0.102
G 0.150
H 10.490
Mass
D 37.69 0.243
pV 0.080 0.0036
Value
Rotational Period 18.470
Period quality 3
Spectral Class S
Spectral Class Score 5.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9700 0.1983 0.1020 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
35.65 11.020 11.020 Masiero 2020PSJ.....1....5M NEATM
35.67 1.411 1.411 Ryan&Woodward 2010AJ....140..933R IRAS-STM
36.72 0.356 0.356 Masiero 2011ApJ...741...68M NEATM
37.61 0.410 0.410 Masiero 2014ApJ...791..121M NEATM
38.61 7.720 7.720 Ali-Lagoa 2018A&A...612A..85A NEATM
39.94 11.070 11.070 Masiero 2020PSJ.....1....5M NEATM
40.79 0.730 0.730 Usui 2011PASJ...63.1117U NEATM
41.52 1.400 1.400 Tedesco 2002AJ....123.1056T STM
42.56 4.260 4.260 Ali-Lagoa 2018A&A...612A..85A NEATM
48.24 3.026 3.026 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.059 0.0074 0.0074 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.067 0.0630 0.0630 Masiero 2020PSJ.....1....5M NEATM
0.068 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.078 0.0060 0.0060 Tedesco 2002AJ....123.1056T STM
0.078 0.0700 0.0700 Masiero 2020PSJ.....1....5M NEATM
0.083 0.0330 0.0330 Ali-Lagoa 2018A&A...612A..85A NEATM
0.090 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.100 0.0249 0.0249 Masiero 2011ApJ...741...68M NEATM
0.106 0.0088 0.0088 Ryan&Woodward 2010AJ....140..933R IRAS-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
10.49 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
18.347 2 Synodic Uzpen 2003MPBu...30...59U Lightcurve
18.459 2 Synodic Behrend LCDB Lightcurve
18.4685 2 Synodic Pal 2020ApJS..247...26P Lightcurve
18.4707 3 Synodic Behrend LCDB Lightcurve
18.4714 2 Sidereal Durech 2023A&A...675A..24D Model
18.4717 2 Sidereal Durech 2016A&A...587A..48D Model
18.48 3 Synodic Carbo 2009MPBu...36..152C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Kl Kl None None Movis NIR Popescu 2018A&A...617A..12P PHOT
P M 0.770000 0.230000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S T Tholen VIS Xu 1995Icar..115....1X SPEC
X 0.153 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.3091 0.1090 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT