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27174 (1999 BB2)
Classification: Main-belt Asteroid          SPK-ID: 2027174
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2692158299535761 3.7831e-08  
a 2.651044386128465 1.0331e-08 au
q 1.937341271473122 1.0355e-07 au
i 12.13161114756597 4.6471e-06 deg
node 334.7285590680821 1.8115e-05 deg
peri 116.6420578468218 2.0482e-05 deg
M 357.7616421085943 9.0074e-06 deg
tp 2459010.302818279972
(2020-Jun-09.80281828)
3.9475e-05 TDB
period 1576.608724788698
4.32
9.2158e-06
2.523e-08
d
yr
n .228338201063963 1.3347e-09 deg/d
Q 3.364747500783808 1.3112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1751  
   data-arc span      16666 days (45.63 yr)  
   first obs. used      1974-06-20  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44753  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:58:29  

Additional Information
 Earth MOID = .98741 au 
 Jupiter MOID = 1.94551 au 
 T_jup = 3.307 
[ 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 13.1   n/a MPO365574  
diameter diameter 7.753 km 0.338 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.322   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27174 (1999 BB2)          Discovered 1999-Jan-19 by Crni Vrh at Crni Vrh
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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