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 ]  
173711 (2001 QR124)
Classification: Main-belt Asteroid          SPK-ID: 2173711
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09645939742822106 5.228e-08  
a 2.782880305933566 1.7067e-08 au
q 2.514445348508351 1.4438e-07 au
i 3.952951825940751 3.7681e-06 deg
node 96.38221900884642 8.4932e-05 deg
peri 275.4875465308337 8.7565e-05 deg
M 340.0648872401919 1.992e-05 deg
tp 2459094.398015490010
(2020-Sep-01.89801549)
9.3717e-05 TDB
period 1695.665631977552
4.64
1.5599e-05
4.271e-08
d
yr
n .2123060072758293 1.9531e-09 deg/d
Q 3.051315263358781 1.8713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      513  
   data-arc span      9775 days (26.76 yr)  
   first obs. used      1994-01-19  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:18:18  

Additional Information
 Earth MOID = 1.51829 au 
 Jupiter MOID = 2.41875 au 
 T_jup = 3.322 
[ 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 15.7   n/a MPO436862  

173711 (2001 QR124)          Discovered 2001-Aug-19 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
1978-May-21 08:11 00:02 Amphi 0.0292574127676439 0.029252795741819 0.0292620325518675 2.65868819061011 2.65868811670581 2443649.841317473 2.41218518420314 508.009004033759 35.6542402809984 -63.3542916579038 109660.151683427 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 10:18:19 2020-Nov-12 10:18

Alternate Designations
 2001 QR124 = 2004 FR47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-30 09:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin