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312546 (2009 FV19)
Classification: Main-belt Asteroid          SPK-ID: 2312546
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1081329065409142 5.9341e-08  
a 2.236577427198705 1.4811e-08 au
q 1.994729809291909 1.3097e-07 au
i 6.729098437422776 7.4112e-06 deg
node 55.83812471993617 5.0524e-05 deg
peri 105.8856205704607 5.9521e-05 deg
M 136.3177632123119 3.3449e-05 deg
tp 2458537.880128577661
(2019-Feb-23.38012858)
0.00011224 TDB
period 1221.727453469544
3.34
1.2136e-05
3.323e-08
d
yr
n .2946647380130878 2.927e-09 deg/d
Q 2.478425045105501 1.6413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      6343 days (17.37 yr)  
   first obs. used      2001-12-15  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61483  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:03:57  

Additional Information
 Earth MOID = 1.01445 au 
 Jupiter MOID = 2.50993 au 
 T_jup = 3.621 
[ 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 17.5   n/a MPO427650  
rotation period rot_per 5.38 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

312546 (2009 FV19)          Discovered 2009-Mar-22 by Grennan, D. at Raheny
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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