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19310 Osawa (1996 VF1)
Classification: Main-belt Asteroid          SPK-ID: 2019310
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1567205881826305 3.7386e-08  
a 2.405975063273364 9.3131e-09 au
q 2.028909236204421 8.987e-08 au
i 3.780913452824358 4.0358e-06 deg
node 31.13117047550768 7.0074e-05 deg
peri 40.61639007525856 7.1482e-05 deg
M 85.48429758044072 1.4436e-05 deg
tp 2458676.817696400784
(2019-Jul-12.31769640)
5.4192e-05 TDB
period 1363.123200328891
3.73
7.9146e-06
2.167e-08
d
yr
n .2640993858171735 1.5334e-09 deg/d
Q 2.783040890342308 1.0773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      994  
   data-arc span      17971 days (49.20 yr)  
   first obs. used      1970-11-23  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55481  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:45:29  

Additional Information
 Earth MOID = 1.04513 au 
 Jupiter MOID = 2.49056 au 
 T_jup = 3.503 
[ 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 15.3   n/a MPO452444  
diameter diameter 4.391 km 1.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.085   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

19310 Osawa           Discovered 1996 Nov. 4 by I. Sato and H. Fukushima at the Mitaka Station of the National Astronomical Observatory of Japan.
Osawa, meaning "big dale", is the name of the area in the southwestern part of Mitaka City where the National Observatory is located. The name was selected by the observatory's Steering Committee among candidates nominated by observatory staff members.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020526/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1996 VF1 = 1970 WP1 = 1998 FK69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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