1994 GW9

1994GW9, 1982 BM5, 1982BM5, 1999 GV40, 1999GV40, 30945, J82B05M, J94G09W, J99G40V

All data for this body: [vot]

MPC data
Name (number) 1994 GW9 (30945)
a 3.06228
e 0.08921
i / sin(i) 10.1551 / 0.17631
q 2.78910
Q 3.33547
ω 279.5664
Node 33.2284
m 195.1709
n 0.1839
Epoch 2460800.5
nobs 3200
nopp 24
Years observed 1982-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.065
ep 0.071
sin(ip) 0.170
G 0.150
H 13.530
Mass
D 7.62 0.208
pV 0.157 0.0269
Value
Rotational Period 4.300
Period quality 2
Spectral Class X
Spectral Class Score 5.727
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos 0.6300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0651 0.0710 0.1701 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.26 0.300 0.300 Masiero 2011ApJ...741...68M NEATM
7.94 0.288 0.288 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.147 0.0332 0.0332 Masiero 2011ApJ...741...68M NEATM
0.176 0.0459 0.0459 Masiero 2011ApJ...741...68M 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
13.53 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.38 2 Synodic Erasmus 2019ApJS..242...15E Lightcurve
4.4004 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
K DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
K 0.165 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
L 0.62 Bus VIS Carvano 2010A&A...510A..43C PHOT
X S 0.525000 0.475000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT
X X 0.4295 0.4295 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT