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 ]  
78409 (2002 QR19)
Classification: Main-belt Asteroid          SPK-ID: 2078409
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552050836485656 3.9726e-08  
a 2.737928783969195 1.4757e-08 au
q 2.312988318029441 1.1595e-07 au
i 9.472929367136324 4.4757e-06 deg
node 156.3863546601101 2.1057e-05 deg
peri 263.2176693259359 2.5984e-05 deg
M 268.7610038161652 1.6372e-05 deg
tp 2459419.881864270781
(2021-Jul-24.38186427)
7.6816e-05 TDB
period 1654.747174478781
4.53
1.3378e-05
3.663e-08
d
yr
n .2175558934635403 1.7589e-09 deg/d
Q 3.16286924990895 1.7048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      10823 days (29.63 yr)  
   first obs. used      1991-03-14  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5792  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:58  

Additional Information
 Earth MOID = 1.34813 au 
 Jupiter MOID = 2.24055 au 
 T_jup = 3.314 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO299463  

78409 (2002 QR19)          Discovered 2002-Aug-27 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-28 20:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin