Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
91842 (1999 TP322)
Classification: Main-belt Asteroid          SPK-ID: 2091842
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1639159543409839 5.7719e-08  
a 3.165685072106807 2.9496e-08 au
q 2.646778782369414 1.8651e-07 au
i 24.06078244653426 6.0667e-06 deg
node 173.5625579147435 1.4859e-05 deg
peri 206.1565646905775 2.1863e-05 deg
M 250.167955723732 1.9086e-05 deg
tp 2459628.163039584795
(2022-Feb-17.66303958)
0.00011396 TDB
period 2057.3111949201
5.63
2.8753e-05
7.872e-08
d
yr
n .1749856807705659 2.4456e-09 deg/d
Q 3.684591361844201 3.4331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      518  
   data-arc span      8793 days (24.07 yr)  
   first obs. used      1996-05-22  
   last obs. used      2020-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:41:47  

Additional Information
 Earth MOID = 1.66191 au 
 Jupiter MOID = 1.81432 au 
 T_jup = 3.049 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO436414  
diameter diameter 5.975 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.124   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91842 (1999 TP322)          Discovered 1999-Oct-02 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-26 08:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin