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JPL Small-Body Database Browser
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100977 (1998 QJ26)
Classification: Main-belt Asteroid          SPK-ID: 2100977
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2235994179629822 3.4517e-08  
a 2.397286756709209 1.1212e-08 au
q 1.861254833218664 8.2919e-08 au
i 11.06650743365985 4.9953e-06 deg
node 163.4992844250386 2.4547e-05 deg
peri 138.589954093484 2.853e-05 deg
M 335.1440824689611 1.7932e-05 deg
tp 2459094.106434848708
(2020-Sep-01.60643485)		 6.7944e-05 TDB
period 1355.746232399348
3.71		 9.511e-06
2.604e-08		 d
yr
n .2655364192772903 1.8628e-09 deg/d
Q 2.933318680199754 1.3719e-08 au
   Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      7573 days (20.73 yr)  
   first obs. used      1998-08-03  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:14:11  

Additional Information
 Earth MOID = .862209 au 
 Jupiter MOID = 2.39159 au 
 T_jup = 3.469 
[ 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 15.8   n/a MPO229561  

100977 (1998 QJ26)          Discovered 1998-Aug-25 by Antonini, P. at Bedoin
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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