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305260 (2007 YR22)
Classification: Main-belt Asteroid          SPK-ID: 2305260
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07017587166108548 5.9591e-08  
a 2.715417532928686 3.5197e-08 au
q 2.524860740631622 1.5999e-07 au
i 3.760246806532455 5.403e-06 deg
node 267.2986622868137 0.00012614 deg
peri 203.0134927604383 0.00014699 deg
M 273.7139382214598 8.2729e-05 deg
tp 2459392.234210434589
(2021-Jun-26.73421043)
0.00038106 TDB
period 1634.38118335267
4.47
3.1777e-05
8.7e-08
d
yr
n .22026685308596 4.2826e-09 deg/d
Q 2.905974325225751 3.7667e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      9406 days (25.75 yr)  
   first obs. used      1993-11-20  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58749  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:31  

Additional Information
 Earth MOID = 1.54208 au 
 Jupiter MOID = 2.17783 au 
 T_jup = 3.354 
[ 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 16.5   n/a MPO450228  

305260 (2007 YR22)          Discovered 2007-Dec-16 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2007 YR22 = 2004 FZ18 = 2006 UH146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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