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JPL Small-Body Database Browser
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48984 (1998 QC47)
Classification: Main-belt Asteroid          SPK-ID: 2048984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2073545623673236 6.4808e-08  
a 2.37818886449236 1.125e-08 au
q 1.885060553268705 1.5205e-07 au
i 3.369992197211521 5.4375e-06 deg
node 53.49038540660152 7.8895e-05 deg
peri 348.6800015651918 7.9651e-05 deg
M 186.0713333679335 1.2636e-05 deg
tp 2459247.697164069850
(2021-Feb-02.19716407)
4.9856e-05 TDB
period 1339.577791152861
3.67
9.5052e-06
2.602e-08
d
yr
n .2687413917859734 1.9069e-09 deg/d
Q 2.871317175716016 1.3583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      8571 days (23.47 yr)  
   first obs. used      1995-11-22  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56559  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:39:41  

Additional Information
 Earth MOID = .893279 au 
 Jupiter MOID = 2.53486 au 
 T_jup = 3.508 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456382.5 (2013-Mar-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2073953753414389 6.4855e-08  
q 1.88438981928495 1.5192e-07 au
tp 2456570.477805682072
(2013-Oct-04.97780568)
4.0364e-05 TDB
node 53.53231836111743 7.8852e-05 deg
peri 348.8709138283082 7.9605e-05 deg
i 3.371413720150706 5.4388e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      8571 days (23.47 yr)  
   first obs. used      1995-11-22  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56559  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:39:41  

Additional Information
 Jupiter MOID = 2.53486 au 
 T_jup = 3.508 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.206232858145659E-15 -9.83679738896174E-15 2.8795925085553E-13 2.293942109279302E-14 -1.652068101870892E-13 -3.385701343705504E-16
q -9.83679738896174E-15 2.308004908350311E-14 -5.761293740067848E-13 -5.310099926294653E-14 4.069792279098924E-13 7.310035861046657E-16
tp 2.8795925085553E-13 -5.761293740067848E-13 1.629229414804542E-9 4.841676217040966E-12 4.334277799929368E-10 -1.684072378709776E-12
node 2.293942109279302E-14 -5.310099926294653E-14 4.841676217040966E-12 6.217609667951032E-9 -6.205968415329663E-9 -7.719542446595073E-11
peri -1.652068101870892E-13 4.069792279098924E-13 4.334277799929368E-10 -6.205968415329663E-9 6.33702396160294E-9 7.660295351351798E-11
i -3.385701343705504E-16 7.310035861046657E-16 -1.684072378709776E-12 -7.719542446595073E-11 7.660295351351798E-11 2.958065304028574E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO337649  

48984 (1998 QC47)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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