1999 JP18

1999JP18, 1993 TD9, 1993TD9, 29916, J93T09D, J99J18P

All data for this body: [vot]

MPC data
Name (number) 1999 JP18 (29916)
a 2.55788
e 0.24266
i / sin(i) 6.3689 / 0.11093
q 1.93720
Q 3.17857
ω 114.9675
Node 5.3508
m 194.8898
n 0.2409
Epoch 2460800.5
nobs 1634
nopp 16
Years observed 1993-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.562
ep 0.249
sin(ip) 0.116
G 0.150
H 15.270
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 47.354
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5623 0.2495 0.1157 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
15.27 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
Q 0.70 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.1287 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.1306 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.2350 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5922 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6263 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9529 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9687 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9731 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9774 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9804 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9937 0.8600 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT