Elvira

00277, 1888 JA, 1888JA, I88J00A

All data for this body: [vot]

MPC data
Name (number) Elvira (277)
a 2.88435
e 0.09174
i / sin(i) 1.1664 / 0.02036
q 2.61974
Q 3.14897
ω 135.4387
Node 230.9964
m 192.4242
n 0.2012
Epoch 2460800.5
nobs 5352
nopp 53
Years observed 1899-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.886
ep 0.053
sin(ip) 0.037
G 0.150
H 9.860
Mass
D 30.50 0.065
pV 0.216 0.0075
Value
Rotational Period 29.600
Period quality 3
Spectral Class S
Spectral Class Score 8.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
158 Koronis 605 Koronis 0.6600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8856 0.0530 0.0374 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
27.19 0.900 0.900 Tedesco 2002AJ....123.1056T STM
27.66 2.770 2.770 Ali-Lagoa 2018A&A...612A..85A NEATM
27.77 1.236 1.236 Ryan&Woodward 2010AJ....140..933R IRAS-STM
29.39 0.450 0.450 Usui 2011PASJ...63.1117U NEATM
30.42 0.070 0.070 Masiero 2014ApJ...791..121M NEATM
31.19 0.195 0.195 Masiero 2011ApJ...741...68M NEATM
32.86 3.290 3.290 Ali-Lagoa 2018A&A...612A..85A NEATM
33.98 1.968 1.968 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
36.00 nan nan Delbo 2009P&SS...57..259D RADIOMETRY_TPM
40.00 nan nan Delbo 2009P&SS...57..259D RADIOMETRY_TPM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.182 0.0203 0.0203 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.195 0.0493 0.0493 Masiero 2011ApJ...741...68M NEATM
0.200 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.206 0.0410 0.0410 Ali-Lagoa 2018A&A...612A..85A NEATM
0.270 0.0251 0.0251 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.277 0.0200 0.0200 Tedesco 2002AJ....123.1056T STM
0.291 0.0580 0.0580 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
9.86 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
29.676 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve
29.69 3 Synodic Slivan 1996Icar..124..452S Lightcurve
29.691 3 Synodic Slivan 2009Icar..200..514S Lightcurve
29.692 2 Sidereal Durech 2023A&A...675A..24D Model
29.6922 2 Sidereal Hanus 2011A&A...530A.134H Model
29.6922 3 Sidereal Slivan 2003Icar..162..285S Model
30.0 2 Synodic Binzel 1987Icar...72..135B Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Tholen VIS Clark 1995Icar..113..387C PHOT
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT