1991 JK1

1991JK1, 2000 GH127, 2000GH127, 30843, J91J01K, K00GC7H

All data for this body: [vot]

MPC data
Name (number) 1991 JK1 (30843)
a 2.70647
e 0.32807
i / sin(i) 16.8847 / 0.29045
q 1.81856
Q 3.59438
ω 200.5878
Node 89.1493
m 194.2194
n 0.2214
Epoch 2460800.5
nobs 2586
nopp 23
Years observed 1991-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.705
ep 0.265
sin(ip) 0.274
G 0.150
H 14.190
Mass
D
pV
Value
Rotational Period 2.850
Period quality 2
Spectral Class S
Spectral Class Score 5.232
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7047 0.2650 0.2739 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
14.19 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.859 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
2.85907 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.872 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT