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100983 (1998 QQ29)
Classification: Main-belt Asteroid          SPK-ID: 2100983
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09884369556710652 4.7291e-08  
a 2.469143839391529 1.6185e-08 au
q 2.225084537419316 1.259e-07 au
i 6.041570619127243 4.5999e-06 deg
node 191.3611719608514 3.9085e-05 deg
peri 58.71363954541648 5.0207e-05 deg
M 341.8124049381908 3.7669e-05 deg
tp 2459272.096334427574
(2021-Feb-26.59633443)
0.00014876 TDB
period 1417.157150592659
3.88
1.3934e-05
3.815e-08
d
yr
n .2540296958946628 2.4977e-09 deg/d
Q 2.713203141363742 1.7785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      7934 days (21.72 yr)  
   first obs. used      1998-07-28  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55829  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:55  

Additional Information
 Earth MOID = 1.21713 au 
 Jupiter MOID = 2.30636 au 
 T_jup = 3.471 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457303.5 (2015-Oct-08.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09981057920548288 4.7181e-08  
q 2.222711734962494 1.2578e-07 au
tp 2457853.196842829927
(2017-Apr-09.69684283)
0.00013833 TDB
node 191.3943398628855 3.9111e-05 deg
peri 58.46667424643198 5.0046e-05 deg
i 6.039039135432202 4.5995e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      7934 days (21.72 yr)  
   first obs. used      1998-07-28  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55829  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:55  

Additional Information
 Jupiter MOID = 2.30636 au 
 T_jup = 3.471 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.226035923249102E-15 -5.908286998348194E-15 -3.251393950744969E-12 -5.218604555918545E-15 -6.842367806372332E-13 -2.478860691932238E-15
q -5.908286998348194E-15 1.582086376454339E-14 9.302494675573988E-12 1.697739466981586E-14 1.958459380281067E-12 7.112680740658061E-15
tp -3.251393950744969E-12 9.302494675573988E-12 1.913524016438913E-8 7.084311190418301E-11 4.33022578508274E-9 1.414251995554568E-11
node -5.218604555918545E-15 1.697739466981586E-14 7.084311190418301E-11 1.529650818844107E-9 -1.50428200775866E-9 -1.555283549841046E-11
peri -6.842367806372332E-13 1.958459380281067E-12 4.33022578508274E-9 -1.50428200775866E-9 2.504622835779245E-9 1.870664221022038E-11
i -2.478860691932238E-15 7.112680740658061E-15 1.414251995554568E-11 -1.555283549841046E-11 1.870664221022038E-11 2.115503077296808E-11

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 16.18   n/a E2021B55  

100983 (1998 QQ29)          Discovered 1998-Aug-23 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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