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 ]  
129596 (1997 VR1)
Classification: Main-belt Asteroid          SPK-ID: 2129596
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2193487781380725 7.1463e-08  
a 2.319951860139191 1.0705e-08 au
q 1.811073254278511 1.6808e-07 au
i 23.36490046148673 5.8599e-06 deg
node 50.65138173324114 1.6581e-05 deg
peri 304.8346995832857 2.0001e-05 deg
M 172.0950512188986 1.2951e-05 deg
tp 2458383.503404282825
(2018-Sep-22.00340428)
4.4682e-05 TDB
period 1290.674966450117
3.53
8.9334e-06
2.446e-08
d
yr
n .2789238261823168 1.9306e-09 deg/d
Q 2.828830465999871 1.3053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      8235 days (22.55 yr)  
   first obs. used      1997-10-30  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54377  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:47:52  

Additional Information
 Earth MOID = .888129 au 
 Jupiter MOID = 2.78618 au 
 T_jup = 3.439 
[ 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 15.7   n/a MPO469352  
diameter diameter 4.359 km 0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129596 (1997 VR1)          Discovered 1997-Nov-02 by Okuni, T. at Nanyo
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

Alternate Designations
 1997 VR1 = 2004 TR247 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-03 12:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin