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 ]  
26245 (1998 QR45)
Classification: Main-belt Asteroid          SPK-ID: 2026245
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1891127321526329 4.7064e-08  
a 2.418991464701303 8.5805e-09 au
q 1.96152937975774 1.136e-07 au
i 13.18016863416501 5.1382e-06 deg
node 178.607885714809 1.6316e-05 deg
peri 226.0882866715671 1.8948e-05 deg
M 239.6616762015501 9.2577e-06 deg
tp 2459459.858109646939
(2021-Sep-02.35810965)		 3.5885e-05 TDB
period 1374.199957694841
3.76		 7.3117e-06
2.002e-08		 d
yr
n .261970609141834 1.3939e-09 deg/d
Q 2.876453549644866 1.0203e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1319  
   data-arc span      8505 days (23.29 yr)  
   first obs. used      1997-04-08  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50106  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:30:01  

Additional Information
 Earth MOID = .990923 au 
 Jupiter MOID = 2.6094 au 
 T_jup = 3.455 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO435946  

26245 (1998 QR45)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QR45 = 2000 EJ152 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-24 23:40 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin