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 ]  
134645 (1999 VZ4)
Classification: Main-belt Asteroid          SPK-ID: 2134645
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 .1822411671522929 4.6223e-08  
a 2.423813684030541 8.8894e-09 au
q 1.982095049293116 1.1049e-07 au
i 2.507591046060317 4.9356e-06 deg
node 215.8149172485958 7.5612e-05 deg
peri 182.3962271529395 7.629e-05 deg
M 163.8722175779376 9.5719e-06 deg
tp 2458373.091921427609
(2018-Sep-11.59192143)
3.5633e-05 TDB
period 1378.311172109686
3.77
7.5825e-06
2.076e-08
d
yr
n .2611892055180636 1.4369e-09 deg/d
Q 2.865532318767966 1.0509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      7541 days (20.65 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51845  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:07:27  

Additional Information
 Earth MOID = .989617 au 
 Jupiter MOID = 2.54989 au 
 T_jup = 3.488 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457153.5 (2015-May-11.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1804604030016939 4.6023e-08  
q 1.987265714654836 1.0978e-07 au
tp 2456993.215090825864
(2014-Dec-01.71509083)
3.5295e-05 TDB
node 215.9160863122579 7.5832e-05 deg
peri 182.244935509371 7.6526e-05 deg
i 2.502241056967834 4.9298e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      7541 days (20.65 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51845  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:07:27  

Additional Information
 Jupiter MOID = 2.54989 au 
 T_jup = 3.488 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.118094152174806E-15 -5.041937840900976E-15 -4.798263061787368E-13 9.432920427076172E-15 -1.872357613262092E-13 -9.010912985069575E-16
q -5.041937840900976E-15 1.205197561748803E-14 1.169147726509354E-12 -2.212642154257676E-14 4.533999449544681E-13 2.178212165071522E-15
tp -4.798263061787368E-13 1.169147726509354E-12 1.245738978113401E-9 9.377529188987709E-13 3.68617923493807E-10 3.707172375617041E-14
node 9.432920427076172E-15 -2.212642154257676E-14 9.377529188987709E-13 5.750435604712406E-9 -5.744446069254944E-9 -8.186116523151107E-11
peri -1.872357613262092E-13 4.533999449544681E-13 3.68617923493807E-10 -5.744446069254944E-9 5.856230742102347E-9 8.180029733465545E-11
i -9.010912985069575E-16 2.178212165071522E-15 3.707172375617041E-14 -8.186116523151107E-11 8.180029733465545E-11 2.430301515092493E-11

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 15.8   n/a MPO264221  
diameter diameter 3.976 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134645 (1999 VZ4)          Discovered 1999-Nov-05 by Korlevic, K. at Visnjan
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ 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-Nov-25 03:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin