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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
173321 (1999 VQ95)
Classification: Main-belt Asteroid          SPK-ID: 2173321
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1843562646450654 4.958e-08  
a 2.377517579747619 1.3056e-08 au
q 1.939207319617372 1.2197e-07 au
i 2.519638429831939 4.5027e-06 deg
node 52.93861221933 0.00013522 deg
peri 320.9067982484746 0.00013594 deg
M 124.7343750567728 1.5594e-05 deg
tp 2458136.553730620366
(2018-Jan-18.05373062)
5.5888e-05 TDB
period 1339.010652842481
3.67
1.1029e-05
3.02e-08
d
yr
n .2688552172723824 2.2146e-09 deg/d
Q 2.815827839877867 1.5463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      7065 days (19.34 yr)  
   first obs. used      1999-11-02  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50326  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:37:43  

Additional Information
 Earth MOID = .939958 au 
 Jupiter MOID = 2.64394 au 
 T_jup = 3.516 
[ 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 16.4   n/a MPO352059  
diameter diameter 3.113 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173321 (1999 VQ95)          Discovered 1999-Nov-09 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2006-Sep-21 07:28 < 00:01 Hebe 0.0390988891219494 0.0390979577629505 0.039099820494885 5.69126088224671 5.6912608543094 2453999.811314524 0.401908029911887 65.5902230944783 28.2078734938995 51.4805586720908 171422.125263504 T 12 CATAB v2.0e-lin.ifort 2019-Jul-13 13:37:46 2019-Jul-13 13:37
2008-Mar-29 03:51 < 00:01 Hebe 0.043181198710554 0.0431803283719702 0.04318206906561 4.39886903958827 4.39886900686009 2454554.660469656 0.679719902124077 78.1334256480751 33.0825675513828 66.6477431419594 182142.030378872 T 12 CATAB v2.0e-lin.ifort 2019-Jul-13 13:37:46 2019-Jul-13 13:37

Alternate Designations
 1999 VQ95 = 2006 OT11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-26 02:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin