Grun

04240, 1948 TX1, 1948TX1, 1981 EY20, 1981EY20, J48T01X, J81E20Y

All data for this body: [vot]

MPC data
Name (number) Grun (4240)
a 2.94038
e 0.10874
i / sin(i) 1.1436 / 0.01996
q 2.62063
Q 3.26013
ω 24.5326
Node 320.5055
m 109.3463
n 0.1955
Epoch 2460800.5
nobs 3131
nopp 30
Years observed 1954-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.938
ep 0.078
sin(ip) 0.037
G 0.150
H 13.650
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.840
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 0.6900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9376 0.0779 0.0373 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
13.65 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.13 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.7634 0.7634 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT