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22393 (1994 QV)
Classification: Main-belt Asteroid          SPK-ID: 2022393
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2847931108636669 1.8555e-08  
a 2.647442339796912 7.8205e-09 au
q 1.893469000013965 4.7745e-08 au
i 13.60658883736345 4.378e-07 deg
node 353.6824639701732 4.216e-06 deg
peri 6.523862858481854 4.6738e-06 deg
M 28.45118227971209 3.9136e-06 deg
tp 2459076.152800309494
(2020-Aug-14.65280031)
1.701e-05 TDB
period 1573.396544596433
4.31
6.9717e-06
1.909e-08
d
yr
n .2288043667290104 1.0138e-09 deg/d
Q 3.40141567957986 1.0048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2112  
   data-arc span      18246 days (49.95 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40377  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:05:21  

Additional Information
 Earth MOID = .888905 au 
 Jupiter MOID = 2.05745 au 
 T_jup = 3.295 
[ 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 13.74   n/a E2021B10  
diameter diameter 11.035 km 0.331 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22393 (1994 QV)          Discovered 1994-Aug-29 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 QV = 1260 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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