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27857 (1995 BZ)
Classification: Main-belt Asteroid          SPK-ID: 2027857
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1666772424548151 3.7893e-08  
a 2.738035378857758 1.2926e-08 au
q 2.281667192166022 1.0092e-07 au
i 10.31177333889373 4.6197e-06 deg
node 114.8229512707978 2.3628e-05 deg
peri 101.799994939302 2.767e-05 deg
M 58.80468856729173 1.4866e-05 deg
tp 2458330.187291848890
(2018-Jul-30.68729185)
6.8124e-05 TDB
period 1654.843811017592
4.53
1.1718e-05
3.208e-08
d
yr
n .2175431890328247 1.5405e-09 deg/d
Q 3.194403565549495 1.508e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1372  
   data-arc span      9075 days (24.85 yr)  
   first obs. used      1994-12-28  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53732  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:08:52  

Additional Information
 Earth MOID = 1.30135 au 
 Jupiter MOID = 1.88284 au 
 T_jup = 3.308 
[ 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 13.9   n/a MPO435957  
diameter diameter 4.433 km 0.292 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.271   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27857 (1995 BZ)          Discovered 1995-Jan-25 by Kobayashi, T. at Oizumi
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 BZ = 1998 WT8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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