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43974 (1997 GY12)
Classification: Main-belt Asteroid          SPK-ID: 2043974
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1208805367736469 3.8034e-08  
a 2.655620929646868 1.0069e-08 au
q 2.334608046203823 1.0474e-07 au
i 2.599687511120596 3.9872e-06 deg
node 179.5230680364634 6.2387e-05 deg
peri 196.5441204943823 6.3836e-05 deg
M 350.0758261691464 1.2888e-05 deg
tp 2459244.075202397822
(2021-Jan-29.57520240)
5.661e-05 TDB
period 1580.693076379401
4.33
8.99e-06
2.461e-08
d
yr
n .2277481981667085 1.2953e-09 deg/d
Q 2.976633813089912 1.1286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1321  
   data-arc span      10124 days (27.72 yr)  
   first obs. used      1993-04-25  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52066  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:24:45  

Additional Information
 Earth MOID = 1.33446 au 
 Jupiter MOID = 2.48597 au 
 T_jup = 3.376 
[ 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 14.97   n/a E2021B10  

43974 (1997 GY12)          Discovered 1997-Apr-03 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 GY12 = 1999 YV15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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