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JPL Small-Body Database Browser
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201613 (2003 SQ212)
Classification: Main-belt Asteroid          SPK-ID: 2201613
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1926066454957419 5.9054e-08  
a 2.694458373792118 2.3789e-08 au
q 2.175487784988106 1.5768e-07 au
i 13.13206311243387 6.7042e-06 deg
node 130.7942966412506 2.5629e-05 deg
peri 190.9546823528785 3.0755e-05 deg
M 206.4686340901592 2.1149e-05 deg
tp 2459289.469914395515
(2021-Mar-15.96991440)
0.00010024 TDB
period 1615.495099079865
4.42
2.1394e-05
5.857e-08
d
yr
n .2228419016591537 2.9511e-09 deg/d
Q 3.213428962596129 2.8371e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      8035 days (22.00 yr)  
   first obs. used      1997-03-07  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67286  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:49:18  

Additional Information
 Earth MOID = 1.16299 au 
 Jupiter MOID = 2.11045 au 
 T_jup = 3.306 
[ 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 15.3   n/a MPO470154  
diameter diameter 3.773 km 0.988 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.074   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201613 (2003 SQ212)          Discovered 2003-Sep-25 by NEAT at Haleakala
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Alternate Designations
 2003 SQ212 = 1997 EO27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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