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JPL Small-Body Database Browser
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100989 (1998 QA34)
Classification: Main-belt Asteroid          SPK-ID: 2100989
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2139421044841437 7.3453e-08  
a 2.395763731636453 1.1118e-08 au
q 1.883208997043365 1.7455e-07 au
i 1.982105554681744 6.2186e-06 deg
node 316.9931933689358 0.00016271 deg
peri 39.03214112846334 0.00016314 deg
M 300.2057184948389 1.6083e-05 deg
tp 2459225.468419326869
(2021-Jan-10.96841933)
6.1595e-05 TDB
period 1354.454454824121
3.71
9.4281e-06
2.581e-08
d
yr
n .2657896680968478 1.8501e-09 deg/d
Q 2.908318466229541 1.3496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      483  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53309  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:51:41  

Additional Information
 Earth MOID = .879236 au 
 Jupiter MOID = 2.53979 au 
 T_jup = 3.497 
[ 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 16.2   n/a MPO469017  

100989 (1998 QA34)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 QA34 = 2000 DW2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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