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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1835633443323393 6.4157e-08  
a 2.792520242116706 2.0391e-08 au
q 2.27991588735801 1.7077e-07 au
i 10.14141716410686 4.4969e-06 deg
node 169.9336871390173 3.1666e-05 deg
peri 210.0466219072513 3.4243e-05 deg
M 121.4208454132346 1.399e-05 deg
tp 2458625.611430982179
(2019-May-22.11143098)		 6.4539e-05 TDB
period 1704.483971776541
4.67		 1.867e-05
5.112e-08		 d
yr
n .2112076182357884 2.3134e-09 deg/d
Q 3.305124596875403 2.4135e-08 au
   Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      9260 days (25.35 yr)  
   first obs. used      1995-08-17  
   last obs. used      2020-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6094  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:25  

Additional Information
 Earth MOID = 1.28608 au 
 Jupiter MOID = 2.17293 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 15.96   n/a E2021B55  

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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