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JPL Small-Body Database Browser
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154705 (2004 JQ22)
Classification: Main-belt Asteroid          SPK-ID: 2154705
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1712979798676547 6.3069e-08  
a 2.465530046034891 1.7742e-08 au
q 2.043189729846108 1.5811e-07 au
i 1.673006759780973 6.1832e-06 deg
node 280.131694551439 0.00021449 deg
peri 8.928901474444276 0.00021521 deg
M 15.57686606069512 1.6812e-05 deg
tp 2458939.315493594221
(2020-Mar-30.81549359)
6.5973e-05 TDB
period 1414.047101660551
3.87
1.5264e-05
4.179e-08
d
yr
n .2545884076826316 2.7481e-09 deg/d
Q 2.887870362223673 2.0782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      7875 days (21.56 yr)  
   first obs. used      1997-10-02  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62856  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:34:27  

Additional Information
 Earth MOID = 1.02688 au 
 Jupiter MOID = 2.27956 au 
 T_jup = 3.466 
[ 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 16.8   n/a MPO432988  

154705 (2004 JQ22)          Discovered 2004-May-10 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

Alternate Designations
 2004 JQ22 = 1997 TG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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