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215031 (2009 BA179)
Classification: Main-belt Asteroid          SPK-ID: 2215031
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1027798229238108 3.4449e-08  
a 2.381402337242844 1.3098e-08 au
q 2.136642226710675 8.5971e-08 au
i 6.715226036457441 4.459e-06 deg
node 173.4667791904001 3.1794e-05 deg
peri 96.79019751736985 3.8646e-05 deg
M 310.4558997523481 2.2344e-05 deg
tp 2459185.229831950835
(2020-Dec-01.72983195)
8.3695e-05 TDB
period 1342.29381843406
3.68
1.1074e-05
3.032e-08
d
yr
n .2681976144537277 2.2127e-09 deg/d
Q 2.626162447775013 1.4444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      8072 days (22.10 yr)  
   first obs. used      1998-03-22  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57193  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:14:15  

Additional Information
 Earth MOID = 1.13341 au 
 Jupiter MOID = 2.45929 au 
 T_jup = 3.522 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457239.5 (2015-Aug-05.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1034051357802059 3.4445e-08  
q 2.135213370593078 8.6018e-08 au
tp 2457840.870697120443
(2017-Mar-28.37069712)
8.0877e-05 TDB
node 173.4915633602988 3.1807e-05 deg
peri 96.41929390853556 3.8568e-05 deg
i 6.713217986669219 4.4584e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      8072 days (22.10 yr)  
   first obs. used      1998-03-22  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57193  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:14:15  

Additional Information
 Jupiter MOID = 2.45929 au 
 T_jup = 3.522 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.186424121043931E-15 -2.93707099883366E-15 -2.471860096283564E-13 -1.364055241599216E-15 -3.14885320136382E-14 -1.798733263825282E-15
q -2.93707099883366E-15 7.399045678280897E-15 7.21249518437883E-13 2.389198648172213E-15 9.545905015250721E-14 4.776207101984788E-15
tp -2.471860096283564E-13 7.21249518437883E-13 6.541157602515515E-9 3.07489270652358E-12 1.771300403969672E-9 9.615401603915538E-13
node -1.364055241599216E-15 2.389198648172213E-15 3.07489270652358E-12 1.011691505459371E-9 -1.003481291589107E-9 1.401331377955516E-11
peri -3.14885320136382E-14 9.545905015250721E-14 1.771300403969672E-9 -1.003481291589107E-9 1.487470201850744E-9 -1.375513551715629E-11
i -1.798733263825282E-15 4.776207101984788E-15 9.615401603915538E-13 1.401331377955516E-11 -1.375513551715629E-11 1.987729633880043E-11

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 MPO268202  

215031 (2009 BA179)          Discovered 2009-Jan-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1992-Mar-01 23:49 < 00:01 Juno 0.00772067711391561 0.00771608790264253 0.00772526738093767 6.93675726788981 6.93675704072864 2448683.492316999 0.336732974239027 272.058145363239 58.3743577308796 33.6381634570872 11510.5795912004 T 19 CATAB v2.0f-lin.ifort 2020-May-21 09:14:22 2020-May-21 09:14

Alternate Designations
 2009 BA179 = 2002 LQ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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