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100980 (1998 QJ27)
Classification: Inner Main-belt Asteroid          SPK-ID: 2100980
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1194739049510606 4.4486e-08  
a 1.932834253503454 6.2176e-09 au
q 1.701910997614228 8.4834e-08 au
i 17.86160806116627 4.2704e-06 deg
node 327.3441940347915 8.8209e-06 deg
peri 357.0225627564295 1.5155e-05 deg
M 127.8276194763798 1.431e-05 deg
tp 2458851.992163871313
(2020-Jan-03.49216387)
3.7925e-05 TDB
period 981.5000977117505
2.69
4.736e-06
1.297e-08
d
yr
n .36678549583367 1.7698e-09 deg/d
Q 2.16375750939268 6.9604e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1552  
   data-arc span      8193 days (22.43 yr)  
   first obs. used      1998-08-20  
   last obs. used      2021-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39998  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:41  

Additional Information
 Earth MOID = .688407 au 
 Jupiter MOID = 3.16292 au 
 T_jup = 3.844 
[ 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 15.78   n/a E2021B55  

100980 (1998 QJ27)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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