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3890 Bunin (1976 YU5)
Classification: Main-belt Asteroid          SPK-ID: 2003890
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1404087187754894 1.2375e-08  
a 2.330044734140869 8.2066e-09 au
q 2.002886138330574 2.8741e-08 au
i 5.214473079898846 9.5864e-07 deg
node 259.5280924929015 4.3189e-06 deg
peri 71.82885227384637 8.3493e-06 deg
M 231.7323945846703 7.8145e-06 deg
tp 2459663.370285675937
(2022-Mar-24.87028568)
2.939e-05 TDB
period 1299.106678601973
3.56
6.8633e-06
1.879e-08
d
yr
n .2771135010924677 1.464e-09 deg/d
Q 2.657203329951164 9.3589e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2355  
   data-arc span      16149 days (44.21 yr)  
   first obs. used      1976-12-18  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:41:28  

Additional Information
 Earth MOID = .997494 au 
 Jupiter MOID = 2.67334 au 
 T_jup = 3.553 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457471.5 (2016-Mar-24.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410273931318275 1.2443e-08  
q 2.001202401965542 2.8928e-08 au
tp 2457063.327761763750
(2015-Feb-09.82776176)
2.4903e-05 TDB
node 259.6259744237348 4.3263e-06 deg
peri 71.40157014739563 8.2907e-06 deg
i 5.211716933824268 9.5813e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2355  
   data-arc span      16149 days (44.21 yr)  
   first obs. used      1976-12-18  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:41:28  

Additional Information
 Jupiter MOID = 2.67334 au 
 T_jup = 3.553 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.548247501935941E-16 -3.493859356013948E-16 -3.769278774367387E-14 8.726035688464329E-15 -3.375222770699335E-14 -2.220016963350385E-15
q -3.493859356013948E-16 8.368146514783371E-16 9.954684937930734E-14 -2.092013878110442E-14 8.411007035846451E-14 5.364273718680259E-15
tp -3.769278774367387E-14 9.954684937930734E-14 6.201784156203466E-10 5.611630550228238E-12 1.707461781854944E-10 -1.841544072614346E-12
node 8.726035688464329E-15 -2.092013878110442E-14 5.611630550228238E-12 1.871695207716742E-11 -1.77151381297834E-11 -2.142857737125757E-12
peri -3.375222770699335E-14 8.411007035846451E-14 1.707461781854944E-10 -1.77151381297834E-11 6.873582411195873E-11 1.748173434537445E-12
i -2.220016963350385E-15 5.364273718680259E-15 -1.841544072614346E-12 -2.142857737125757E-12 1.748173434537445E-12 9.180062557731022E-13

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 13.83   n/a E2021B10  
diameter diameter 9.839 km 0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13.39 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D.; Warner, B.D. (2019) Minor Planet Bull. 45, 66-71.]
geometric albedo albedo 0.058   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3890 Bunin (1976 YU5)          Discovered 1976-Dec-18 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1976 YU5 = 1983 WX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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