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JPL Small-Body Database Browser
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27000 (1998 BO44)
Classification: Outer Main-belt Asteroid          SPK-ID: 2027000
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0447808372492509 3.6099e-08  
a 3.244468922500946 2.2269e-08 au
q 3.099178887722179 1.2122e-07 au
i 11.9484700459334 4.2794e-06 deg
node 117.7740424438915 2.0133e-05 deg
peri 347.9186302797059 5.5608e-05 deg
M 242.2192706864188 5.2572e-05 deg
tp 2459298.870029159537
(2021-Mar-25.37002916)
0.00031458 TDB
period 2134.586973290572
5.84
2.1977e-05
6.017e-08
d
yr
n .1686508933599656 1.7363e-09 deg/d
Q 3.389758957279713 2.3266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1765  
   data-arc span      10164 days (27.83 yr)  
   first obs. used      1992-01-02  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48726  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:57:04  

Additional Information
 Earth MOID = 2.11705 au 
 Jupiter MOID = 1.70639 au 
 T_jup = 3.147 
[ 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 12.5   n/a MPO358881  
diameter diameter 15.111 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.034 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 289-294.]
geometric albedo albedo 0.093   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

27000 (1998 BO44)          Discovered 1998-Jan-22 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 BO44 = 1999 GC19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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