Johannes

09300, 1955 XK1, 1955XK1, 1972 RZ2, 1972RZ2, 1985 PS, 1985PS, 1993 KR3, 1993KR3, J55X01K, J72R02Z, J85P00S, J93K03R

All data for this body: [vot]

MPC data
Name (number) Johannes (9300)
a 2.66223
e 0.35672
i / sin(i) 7.4792 / 0.13017
q 1.71257
Q 3.61190
ω 224.8251
Node 149.1915
m 34.3365
n 0.2269
Epoch 2460800.5
nobs 4807
nopp 25
Years observed 1955-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.660
ep 0.313
sin(ip) 0.118
G 0.150
H 14.740
Mass
D 7.21 0.381
pV 0.061 0.0113
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.776
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6603 0.3126 0.1182 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.51 1.130 1.130 Masiero 2021PSJ.....2..162M NEATM
7.31 0.500 0.500 Masiero 2011ApJ...741...68M NEATM
8.03 0.692 0.692 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.052 0.0188 0.0188 Masiero 2011ApJ...741...68M NEATM
0.063 0.0149 0.0149 Masiero 2011ApJ...741...68M NEATM
0.094 0.0340 0.0530 Masiero 2021PSJ.....2..162M 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
14.74 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
C 0.13 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.0177 0.4130 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.3842 0.4130 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5175 0.4130 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.705 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT