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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391776824963107 3.7681e-08  
a 2.695299418064698 1.0678e-08 au
q 2.320173891424798 1.0253e-07 au
i 3.273294724610254 4.143e-06 deg
node 19.08587601847719 6.0468e-05 deg
peri 19.96841298692213 6.174e-05 deg
M 292.2726984647888 1.3913e-05 deg
tp 2459304.567654940508
(2021-Mar-31.06765494)
6.3165e-05 TDB
period 1616.251545496357
4.43
9.6049e-06
2.63e-08
d
yr
n .2227376060385716 1.3237e-09 deg/d
Q 3.070424944704597 1.2164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2473  
   data-arc span      17434 days (47.73 yr)  
   first obs. used      1972-11-09  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44094  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:03:00  

Additional Information
 Earth MOID = 1.32811 au 
 Jupiter MOID = 2.3423 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456802.5 (2014-May-25.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1423598150009929 3.7979e-08  
q 2.309443058430162 1.0378e-07 au
tp 2456072.476988195908
(2012-May-24.97698820)
5.6171e-05 TDB
node 19.29584556239708 6.0255e-05 deg
peri 19.47995799408234 6.1457e-05 deg
i 3.281466465390718 4.1515e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2473  
   data-arc span      17434 days (47.73 yr)  
   first obs. used      1972-11-09  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44094  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:03:00  

Additional Information
 Jupiter MOID = 2.3423 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.442402745551158E-15 -3.926855438513555E-15 -2.809186832114651E-13 -4.385827070027644E-15 -5.598987247981705E-14 3.051141964881486E-17
q -3.926855438513555E-15 1.076963389706655E-14 8.166058429362857E-13 1.091732296469811E-14 1.710135671815464E-13 8.596682646163941E-17
tp -2.809186832114651E-13 8.166058429362857E-13 3.155180013868085E-9 -5.529562972695064E-13 6.905323264078815E-10 6.519630377424403E-13
node -4.385827070027644E-15 1.091732296469811E-14 -5.529562972695064E-13 3.630632466508509E-9 -3.624392247028027E-9 1.868133516700146E-11
peri -5.598987247981705E-14 1.710135671815464E-13 6.905323264078815E-10 -3.624392247028027E-9 3.777008413470613E-9 -1.8482662651768E-11
i 3.051141964881486E-17 8.596682646163941E-17 6.519630377424403E-13 1.868133516700146E-11 -1.8482662651768E-11 1.723513903105269E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.1   n/a MPO492790  
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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