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JPL Small-Body Database Browser
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347420 (2012 SD49)
Classification: Main-belt Asteroid          SPK-ID: 2347420
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .08314336257184832 8.3767e-08  
a 2.854833396980721 3.015e-08 au
q 2.617472948773332 2.3294e-07 au
i 2.608245746516465 7.4893e-06 deg
node 152.6208377652665 0.00014489 deg
peri 201.1411626008764 0.00014949 deg
M 222.5883321778563 3.8632e-05 deg
tp 2459672.997524409847
(2022-Apr-03.49752441)
0.00019305 TDB
period 1761.85263321963
4.82
2.791e-05
7.641e-08
d
yr
n .2043303697552342 3.2369e-09 deg/d
Q 3.092193845188111 3.2656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      8331 days (22.81 yr)  
   first obs. used      1996-04-18  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61036  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:27:06  

Additional Information
 Earth MOID = 1.6123 au 
 Jupiter MOID = 2.27958 au 
 T_jup = 3.297 
[ 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 16.4   n/a MPO339118  

347420 (2012 SD49)          Discovered 1998-Dec-12 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2012 SD49 = 2007 TJ76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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