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 ]  
78400 (2002 QG5)
Classification: Main-belt Asteroid          SPK-ID: 2078400
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2270047194067958 3.9278e-08  
a 3.19303857558989 2.0579e-08 au
q 2.468203749683032 1.3139e-07 au
i 15.69319456997332 4.8979e-06 deg
node 167.5980374340021 1.3689e-05 deg
peri 294.8409980259023 1.7814e-05 deg
M 292.1029672951533 9.6232e-06 deg
tp 2459393.554677495742
(2021-Jun-28.05467750)
5.6803e-05 TDB
period 2084.033399715368
5.71
2.0147e-05
5.516e-08
d
yr
n .172741953199583 1.6699e-09 deg/d
Q 3.917873401496748 2.525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      990  
   data-arc span      7922 days (21.69 yr)  
   first obs. used      1999-02-21  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47801  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:01  

Additional Information
 Earth MOID = 1.53136 au 
 Jupiter MOID = 1.47998 au 
 T_jup = 3.099 
[ 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 14.0   n/a MPO453204  
diameter diameter 7.685 km 0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78400 (2002 QG5)          Discovered 2002-Aug-16 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ 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-Dec-06 03:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin