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120575 (1995 QD)
Classification: Main-belt Asteroid          SPK-ID: 2120575
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1834207726740023 6.4192e-08  
a 2.792652542151149 2.0456e-08 au
q 2.280422055059768 1.7093e-07 au
i 10.14024433384504 4.5225e-06 deg
node 169.9380037971977 3.2484e-05 deg
peri 210.0515518719107 3.5109e-05 deg
M 79.18658947429302 1.4001e-05 deg
tp 2458625.550376562685
(2019-May-22.05037656)
6.5315e-05 TDB
period 1704.605102120903
4.67
1.8729e-05
5.128e-08
d
yr
n .2111926096854227 2.3204e-09 deg/d
Q 3.304883029242529 2.4208e-08 au
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      8932 days (24.45 yr)  
   first obs. used      1995-08-17  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61205  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:20:53  

Additional Information
 Earth MOID = 1.28798 au 
 Jupiter MOID = 2.17204 au 
 T_jup = 3.281 
[ 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 15.8   n/a MPO453676  

120575 (1995 QD)          Discovered 1995-Aug-17 by Casulli, V. S. at Colleverde
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1995 QD = 2000 ST88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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