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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820766905837722 4.61e-08  
a 2.424690903514542 8.6942e-09 au
q 1.983211208114038 1.1047e-07 au
i 2.507046643587191 4.9182e-06 deg
node 215.7978443643048 7.5452e-05 deg
peri 182.2677595810838 7.6125e-05 deg
M 267.4586052665495 9.7467e-06 deg
tp 2459751.000246505675
(2022-Jun-20.50024651)
3.8163e-05 TDB
period 1379.059491264756
3.78
7.4173e-06
2.031e-08
d
yr
n .2610474763999041 1.4041e-09 deg/d
Q 2.866170598915047 1.0277e-08 au
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      7922 days (21.69 yr)  
   first obs. used      1999-10-03  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51976  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:01:01  

Additional Information
 Earth MOID = .990067 au 
 Jupiter MOID = 2.55177 au 
 T_jup = 3.487 
[ 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 15.86   n/a E2021B55  
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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-02 13:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin