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 ]  
173702 (2001 QN46)
Classification: Main-belt Asteroid          SPK-ID: 2173702
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1039264535773119 7.8774e-08  
a 2.797136941160435 3.0183e-08 au
q 2.506440418695541 2.3261e-07 au
i 8.798110372009631 8.8179e-06 deg
node 314.8194321456336 3.6997e-05 deg
peri 47.92493422625528 5.0838e-05 deg
M 252.8964570063546 3.6662e-05 deg
tp 2459108.858813087521
(2020-Sep-16.35881309)
0.00017842 TDB
period 1708.712593404736
4.68
2.7657e-05
7.572e-08
d
yr
n .2106849340196373 3.4102e-09 deg/d
Q 3.087833463625329 3.332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      6087 days (16.67 yr)  
   first obs. used      2001-08-15  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53974  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:09:30  

Additional Information
 Earth MOID = 1.51141 au 
 Jupiter MOID = 2.35389 au 
 T_jup = 3.302 
[ 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 15.5   n/a MPO348423  
diameter diameter 4.721 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173702 (2001 QN46)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ 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 2019-Dec-14 00:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin