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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1402496082693164 3.4817e-08  
a 2.330417578462323 8.4629e-09 au
q 2.003577425979053 8.1542e-08 au
i 5.214488719179056 3.2706e-06 deg
node 259.5341048192301 3.8924e-05 deg
peri 71.78386382986363 4.025e-05 deg
M 176.3600449200383 1.1029e-05 deg
tp 2458363.929148893418
(2018-Sep-02.42914889)		 3.909e-05 TDB
period 1299.418507759357
3.56		 7.0783e-06
1.938e-08		 d
yr
n .2770470005239215 1.5091e-09 deg/d
Q 2.657257730945593 9.6499e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2210  
   data-arc span      15860 days (43.42 yr)  
   first obs. used      1976-12-18  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45742  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:56:16  

Additional Information
 Earth MOID = 1.00007 au 
 Jupiter MOID = 2.67339 au 
 T_jup = 3.553 
[ show covariance matrix ]

[ 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 13.8   n/a MPO502190  
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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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1967-May-05 02:16 < 00:01 Iris 0.0408082889767515 0.0408034393303198 0.0408131386894738 4.32312963422265 4.323129601637 2439615.594586172 0.432067514085401 255.752439382899 48.0266396334468 19.4364985775103 47891.1714606618 T 32 CATAB v2.0f-lin.ifort 2020-Nov-13 03:56:22 2020-Nov-13 03:56
2054-May-16 19:09 < 00:01 Iris 0.0174906142917935 0.0174851891582326 0.0174960406753472 4.51698234444761 4.5169822716831 2471404.298094621 0.401733996639143 358.401185009992 36.4290121094606 -41.2729939690714 47673.8179548244 T 32 CATAB v2.0f-lin.ifort 2020-Nov-13 03:56:22 2020-Nov-13 03:56

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