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109575 (2001 QQ270)
Classification: Main-belt Asteroid          SPK-ID: 2109575
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .104235600877668 5.1575e-08  
a 2.811988440386361 2.2755e-08 au
q 2.518879135641632 1.529e-07 au
i 7.930052694767257 4.8166e-06 deg
node 115.7515906024993 4.2888e-05 deg
peri 165.3584737357451 5.1912e-05 deg
M 16.49399928147908 3.1757e-05 deg
tp 2458921.588155647165
(2020-Mar-13.08815565)
0.00015154 TDB
period 1722.339347917871
4.72
2.0906e-05
5.724e-08
d
yr
n .2090180430675305 2.5371e-09 deg/d
Q 3.105097745131089 2.5127e-08 au
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      7026 days (19.24 yr)  
   first obs. used      2000-04-03  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58405  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:28:18  

Additional Information
 Earth MOID = 1.50333 au 
 Jupiter MOID = 2.03478 au 
 T_jup = 3.299 
[ 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 15.4   n/a MPO474963  
diameter diameter 4.299 km 0.260 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109575 (2001 QQ270)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QQ270 = 2002 WX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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