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135174 (2001 QC270)
Classification: Main-belt Asteroid          SPK-ID: 2135174
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1394689142363571 3.4773e-08  
a 2.39166628153917 8.9554e-09 au
q 2.058103182037196 8.3751e-08 au
i 3.819017716444601 3.0558e-06 deg
node 128.8560529889009 5.8519e-05 deg
peri 259.6702001456291 5.9553e-05 deg
M 20.63159689178206 1.073e-05 deg
tp 2459123.075280430321
(2020-Sep-30.57528043)
4.0279e-05 TDB
period 1350.981176652718
3.70
7.588e-06
2.077e-08
d
yr
n .2664729947547902 1.4967e-09 deg/d
Q 2.725229381041143 1.0204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      10141 days (27.76 yr)  
   first obs. used      1993-04-28  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49668  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:11:50  

Additional Information
 Earth MOID = 1.06567 au 
 Jupiter MOID = 2.71553 au 
 T_jup = 3.515 
[ 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 16.27   n/a E2021B55  
diameter diameter 3.444 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135174 (2001 QC270)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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