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117481 (2005 BD44)
Classification: Main-belt Asteroid          SPK-ID: 2117481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897654853138708 3.2502e-08  
a 2.303396087548266 9.5561e-09 au
q 1.866291011124598 7.7503e-08 au
i 3.934822657470408 3.7373e-06 deg
node 108.4759615434808 5.3349e-05 deg
peri 234.5411543076356 5.4355e-05 deg
M 271.9963688149653 1.2157e-05 deg
tp 2459312.640021260950
(2021-Apr-08.14002126)
4.4174e-05 TDB
period 1276.883761962894
3.50
7.9461e-06
2.176e-08
d
yr
n .2819363913333731 1.7545e-09 deg/d
Q 2.740501163971934 1.1369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      571  
   data-arc span      10268 days (28.11 yr)  
   first obs. used      1992-05-06  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:50:10  

Additional Information
 Earth MOID = .86149 au 
 Jupiter MOID = 2.66053 au 
 T_jup = 3.562 
[ 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 16.6   n/a MPO264143  
diameter diameter 3.093 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117481 (2005 BD44)          Discovered 2005-Jan-31 by Lowe, A. at New Mexico Skies
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 BD44 = 2000 WV144 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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