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 ]  
85356 (1995 WA3)
Classification: Main-belt Asteroid          SPK-ID: 2085356
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09854327023298981 5.6162e-08  
a 2.547951179857761 1.6617e-08 au
q 2.296867738200572 1.4379e-07 au
i 10.51791726173332 4.9291e-06 deg
node 62.98668606934585 2.6477e-05 deg
peri 149.5740349742913 3.9974e-05 deg
M 225.4592656199583 3.3963e-05 deg
tp 2459555.683273990937
(2021-Dec-07.18327399)
0.00014228 TDB
period 1485.542498022713
4.07
1.4532e-05
3.979e-08
d
yr
n .2423357126969893 2.3707e-09 deg/d
Q 2.799034621514949 1.8255e-08 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      8804 days (24.10 yr)  
   first obs. used      1995-11-20  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:31:04  

Additional Information
 Earth MOID = 1.29529 au 
 Jupiter MOID = 2.18562 au 
 T_jup = 3.411 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457106.5 (2015-Mar-25.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09851220005355588 5.6084e-08  
q 2.29702771590294 1.4356e-07 au
tp 2456586.883324993380
(2013-Oct-21.38332499)
0.00013397 TDB
node 63.00412747822458 2.6495e-05 deg
peri 150.0452559371897 4.0132e-05 deg
i 10.51475111534245 4.9278e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      8804 days (24.10 yr)  
   first obs. used      1995-11-20  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:31:04  

Additional Information
 Jupiter MOID = 2.18562 au 
 T_jup = 3.411 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.145378747380839E-15 -8.007536440516359E-15 -3.546474177451584E-12 3.9178543832226E-14 -7.535934663836645E-13 -6.636352953113518E-15
q -8.007536440516359E-15 2.061082532093493E-14 9.459135576191439E-12 -1.034649465406558E-13 2.031629609061197E-12 1.816674246713694E-14
tp -3.546474177451584E-12 9.459135576191439E-12 1.794748594303993E-8 -9.251543950614489E-11 4.062678979852203E-9 3.192674851170815E-11
node 3.9178543832226E-14 -1.034649465406558E-13 -9.251543950614489E-11 7.019719924190708E-10 -7.099985375511228E-10 -3.21106312221345E-11
peri -7.535934663836645E-13 2.031629609061197E-12 4.062678979852203E-9 -7.099985375511228E-10 1.610607948851989E-9 3.86402640198423E-11
i -6.636352953113518E-15 1.816674246713694E-14 3.192674851170815E-11 -3.21106312221345E-11 3.86402640198423E-11 2.428346915484669E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO459395  

85356 (1995 WA3)          Discovered 1995-Nov-20 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1995 WA3 = 1999 VA68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-28 00:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin