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312522 (2009 DQ48)
Classification: Main-belt Asteroid          SPK-ID: 2312522
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .14649734766718 6.4417e-08  
a 2.281864621937702 1.7078e-08 au
q 1.947577507088257 1.494e-07 au
i 5.855620944999177 5.8635e-06 deg
node 140.3072684546537 5.1139e-05 deg
peri 197.6637532001962 5.3918e-05 deg
M 250.8497097454103 1.9722e-05 deg
tp 2459382.229421089653
(2021-Jun-16.72942109)
7.1549e-05 TDB
period 1259.021769632871
3.45
1.4134e-05
3.87e-08
d
yr
n .2859362790088811 3.2101e-09 deg/d
Q 2.616151736787148 1.958e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      7238 days (19.82 yr)  
   first obs. used      2000-08-01  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:47:06  

Additional Information
 Earth MOID = .93897 au 
 Jupiter MOID = 2.74556 au 
 T_jup = 3.584 
[ 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 17.2   n/a MPO471272  

312522 (2009 DQ48)          Discovered 2009-Feb-19 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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