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 ]  
97159 (1999 VP172)
Classification: Main-belt Asteroid          SPK-ID: 2097159
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06865263042165132 4.1693e-08  
a 2.968868775817382 1.8875e-08 au
q 2.765048124980811 1.2353e-07 au
i 11.60116611813924 4.4959e-06 deg
node 67.7487380385072 2.0755e-05 deg
peri 9.425490213982583 5.1674e-05 deg
M 84.92531741056314 4.4106e-05 deg
tp 2458955.722306394428
(2020-Apr-16.22230639)
0.00022908 TDB
period 1868.464841065982
5.12
1.7818e-05
4.878e-08
d
yr
n .1926715408755647 1.8374e-09 deg/d
Q 3.172689426653952 2.017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1204  
   data-arc span      11004 days (30.13 yr)  
   first obs. used      1991-03-20  
   last obs. used      2021-05-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51862  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:52:25  

Additional Information
 Earth MOID = 1.7805 au 
 Jupiter MOID = 2.09586 au 
 T_jup = 3.229 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457770.5 (2017-Jan-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06702755000690333 4.1126e-08  
q 2.771173942173911 1.2137e-07 au
tp 2457091.461555992672
(2015-Mar-09.96155599)
0.00023879 TDB
node 67.7672044040371 2.0763e-05 deg
peri 10.23860627348859 5.299e-05 deg
i 11.59732652573462 4.4943e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1204  
   data-arc span      11004 days (30.13 yr)  
   first obs. used      1991-03-20  
   last obs. used      2021-05-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51862  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:52:25  

Additional Information
 Jupiter MOID = 2.09586 au 
 T_jup = 3.229 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.691319678431379E-15 -4.938467853965026E-15 -3.998510374939881E-12 -9.728272170655389E-15 -8.317930284902628E-13 -9.241192932597709E-16
q -4.938467853965026E-15 1.473084951345898E-14 1.107790534764235E-11 2.648809478521679E-14 2.331361057071806E-12 3.674374485184086E-15
tp -3.998510374939881E-12 1.107790534764235E-11 5.702049349567299E-8 1.00256781436788E-10 1.165873118018698E-8 -3.220800582538816E-11
node -9.728272170655389E-15 2.648809478521679E-14 1.00256781436788E-10 4.310815191497945E-10 -4.012099884766464E-10 -1.459688782411088E-11
peri -8.317930284902628E-13 2.331361057071806E-12 1.165873118018698E-8 -4.012099884766464E-10 2.807935375236802E-9 7.788189416794101E-12
i -9.241192932597709E-16 3.674374485184086E-15 -3.220800582538816E-11 -1.459688782411088E-11 7.788189416794101E-12 2.01991311977178E-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 14.53   n/a MPCxxxxx  
diameter diameter 4.849 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.143   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97159 (1999 VP172)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-31 09:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin