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100978 (1998 QB27)
Classification: Inner Main-belt Asteroid          SPK-ID: 2100978
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09068100330499024 6.9787e-08  
a 1.894750797570332 7.978e-09 au
q 1.722932894233724 1.277e-07 au
i 18.27499469006272 5.1632e-06 deg
node 306.4407340497003 1.6724e-05 deg
peri 334.8209307574808 5.5857e-05 deg
M 244.3015033909706 5.8385e-05 deg
tp 2459506.662354895868
(2021-Oct-19.16235490)
0.00015556 TDB
period 952.6350902809451
2.61
6.0167e-06
1.647e-08
d
yr
n .3778991595762351 2.3868e-09 deg/d
Q 2.06656870090694 8.7014e-09 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      8168 days (22.36 yr)  
   first obs. used      1998-08-02  
   last obs. used      2020-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48558  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:40  

Additional Information
 Earth MOID = .713783 au 
 Jupiter MOID = 3.13749 au 
 T_jup = 3.887 
[ 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 16.7   n/a MPO436470  

100978 (1998 QB27)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 QB27 = 2000 GX151 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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