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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0448869129802545 3.4124e-08  
a 3.245810326167632 2.1754e-08 au
q 3.100115920506534 1.1658e-07 au
i 11.94829812438483 3.9669e-06 deg
node 117.7691905348862 2.0123e-05 deg
peri 347.396677255417 5.5428e-05 deg
M 310.1951642835995 5.2553e-05 deg
tp 2459295.996366031940
(2021-Mar-22.49636603)
0.00031298 TDB
period 2135.910905865481
5.85
2.1473e-05
5.879e-08
d
yr
n .1685463560354482 1.6944e-09 deg/d
Q 3.391504731828729 2.273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1867  
   data-arc span      10252 days (28.07 yr)  
   first obs. used      1992-01-02  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:55:21  

Additional Information
 Earth MOID = 2.11785 au 
 Jupiter MOID = 1.70415 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-August); 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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