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 ]  
171576 (1999 VP11)
Classification: Apollo [NEO, PHA]          SPK-ID: 2171576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 88 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5835466364923094 5.5207e-08  
a 1.085725810653944 3.4182e-09 au
q .4521541656939488 5.9775e-08 au
i 17.27937092457481 6.5494e-06 deg
node 208.0973483942995 4.5185e-06 deg
peri 61.73397444303527 6.5726e-06 deg
M 331.5908271651289 6.1776e-06 deg
tp 2459233.108795599140
(2021-Jan-18.60879560)
7.2222e-06 TDB
period 413.2174662009573
1.13
1.9514e-06
5.343e-09
d
yr
n .8712119633029345 4.1143e-09 deg/d
Q 1.719297455613938 5.413e-09 au
  Orbit Determination Parameters
   # obs. used (total)      392  
   # delay obs. used      4  
   # Doppler obs. used      2  
   data-arc span      7015 days (19.21 yr)  
   first obs. used      1999-11-07  
   last obs. used      2019-01-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39481  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:49:09  

Additional Information
 Earth MOID = .00241331 au 
 Jupiter MOID = 3.46255 au 
 T_jup = 5.501 
[ show covariance matrix ]

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 18.6   n/a MPO401418  
rotation period rot_per 2.796 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Rowe, B. (2018) Minor Planet Bull. 45, 203-207.]

171576 (1999 VP11)          Discovered 1999-Nov-07 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ 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 2021-Apr-23 09:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin