Esther

00622, 1906 VN, 1906VN, 1947 QE, 1947QE, 1952 BC, 1952BC, 1994 EV9, 1994EV9, J06V00N, J47Q00E, J52B00C, J94E09V

All data for this body: [vot]

MPC data
Name (number) Esther (622)
a 2.41489
e 0.24311
i / sin(i) 8.6348 / 0.15014
q 1.82779
Q 3.00198
ω 257.0100
Node 141.8854
m 214.0642
n 0.2626
Epoch 2460800.5
nobs 5165
nopp 50
Years observed 1906-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.415
ep 0.216
sin(ip) 0.144
G 0.150
H 10.320
Mass
D 22.71 0.209
pV 0.244 0.0221
Value
Rotational Period 47.410
Period quality 3-
Spectral Class S
Spectral Class Score 18.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4146 0.2158 0.1442 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
21.87 0.240 0.240 Masiero 2014ApJ...791..121M NEATM
22.07 5.080 5.080 Nugent 2016AJ....152...63N NEATM
23.50 2.350 2.350 Masiero 2012ApJ...759L...8M NEATM
24.49 2.450 2.450 Ali-Lagoa 2018A&A...612A..85A NEATM
25.39 0.450 0.450 Usui 2011PASJ...63.1117U NEATM
27.43 2.740 2.740 Ali-Lagoa 2018A&A...612A..85A NEATM
29.00 5.417 5.417 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.174 0.0621 0.0621 Masiero 2011ApJ...741...68M NEATM
0.197 0.0390 0.0390 Ali-Lagoa 2018A&A...612A..85A NEATM
0.205 0.2460 0.2460 Masiero 2012ApJ...759L...8M NEATM
0.247 0.0490 0.0490 Ali-Lagoa 2018A&A...612A..85A NEATM
0.260 0.1200 0.1200 Nugent 2016AJ....152...63N NEATM
0.320 0.0400 0.0400 Masiero 2014ApJ...791..121M 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
10.32 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
45.3 2 Synodic Behrend LCDB Lightcurve
47.413 3- Synodic Colazo 2023MPBu...50..147C Lightcurve
47.5 2 Synodic Zappala 1983Icar...56..325Z Lightcurve
47.5039 2 Sidereal Hanus 2016A&A...586A.108H Model
47.504 2 Sidereal Durech 2023A&A...675A..24D Model
47.5042 2 Sidereal Hanus 2011A&A...530A.134H Model
47.76 2 Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus VIS Bus 2002Icar..158..146B SPEC
S Tholen VIS Clark 1995Icar..113..387C PHOT
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 1.000000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC