Graculus

04471, 1978 VB, 1978VB, 1980 DV2, 1980DV2, 1985 DB4, 1985DB4, J78V00B, J80D02V, J85D04B

All data for this body: [vot]

MPC data
Name (number) Graculus (4471)
a 2.86167
e 0.15950
i / sin(i) 13.8742 / 0.23979
q 2.40523
Q 3.31811
ω 42.3554
Node 345.4518
m 228.1935
n 0.2036
Epoch 2460800.5
nobs 3499
nopp 29
Years observed 1978-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.861
ep 0.136
sin(ip) 0.247
G 0.150
H 12.150
Mass
D 11.62 0.148
pV 0.210 0.0149
Value
Rotational Period 11.800
Period quality 2
Spectral Class S
Spectral Class Score 9.626
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4471 Graculus -1 Graculus -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8606 0.1355 0.2470 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.27 0.347 0.347 Masiero 2011ApJ...741...68M NEATM
11.70 0.163 0.163 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.204 0.0188 0.0188 Masiero 2011ApJ...741...68M NEATM
0.220 0.0246 0.0246 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
12.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.85 2 Synodic Chang 2015ApJS..219...27C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.833 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.82 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9977 0.9977 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT