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3372 Bratijchuk (1976 SP4)
Classification: Main-belt Asteroid          SPK-ID: 2003372
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389645612824752 3.4562e-08  
a 2.693996199479667 8.936e-09 au
q 2.31962619952232 9.609e-08 au
i 3.273944188750581 3.6367e-06 deg
node 19.0737008741373 5.0704e-05 deg
peri 20.14596372849141 5.2082e-05 deg
M 336.677660714958 1.2367e-05 deg
tp 2459305.131753396027
(2021-Mar-31.63175340)
5.558e-05 TDB
period 1615.07946360801
4.42
8.0359e-06
2.2e-08
d
yr
n .2228992493011938 1.109e-09 deg/d
Q 3.068366199437015 1.0178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2989  
   data-arc span      17604 days (48.20 yr)  
   first obs. used      1972-11-09  
   last obs. used      2021-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41054  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:09:59  

Additional Information
 Earth MOID = 1.32656 au 
 Jupiter MOID = 2.34449 au 
 T_jup = 3.354 
[ 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 12.28   n/a E2021B10  
diameter diameter 21.481 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.044   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3372 Bratijchuk (1976 SP4)          Discovered 1976-Sep-24 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 SP4 = 1972 VK1 = 1972 YA1 = 1981 YW = 1982 AP = A921 GA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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