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JPL Small-Body Database Browser
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212968 (2009 BH104)
Classification: Main-belt Asteroid          SPK-ID: 2212968
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508752370161024 4.4277e-08  
a 2.408872706484139 1.3574e-08 au
q 2.045433465951724 1.0903e-07 au
i 1.861308705240895 4.5697e-06 deg
node 294.0857651664269 0.00016238 deg
peri 303.2403713293938 0.00016312 deg
M 294.2593356294853 1.6615e-05 deg
tp 2459249.873781631533
(2021-Feb-04.37378163)
6.3723e-05 TDB
period 1365.586463826744
3.74
1.1542e-05
3.16e-08
d
yr
n .2636229997412117 2.2282e-09 deg/d
Q 2.772311947016553 1.5622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      9487 days (25.97 yr)  
   first obs. used      1994-02-11  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63455  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:52:45  

Additional Information
 Earth MOID = 1.03421 au 
 Jupiter MOID = 2.23565 au 
 T_jup = 3.505 
[ 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 17.0   n/a MPO459952  

212968 (2009 BH104)          Discovered 2009-Jan-25 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ 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
1924-Apr-07 01:07 00:04 Vesta 0.0313358836057319 0.0313219258853214 0.0313498498875215 3.48847360789623 3.4884725194242 2423882.546317464 3.99084392628931 1068.34484290172 46.5980364427595 49.686141164208 76335.6440819959 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 02:52:47 2020-Feb-25 02:53
2068-Mar-07 11:00 00:03 Ceres 0.0420926662758171 0.0420869962298606 0.042098338760715 4.06651475438901 4.06651228628755 2476447.958101220 3.00589093636751 578.426303380929 37.6785651205361 -61.2036515381553 145370.398998969 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 02:52:47 2020-Feb-25 02:53

Alternate Designations
 2009 BH104 = 1998 FW141 = 1999 TZ41 = 2002 JU74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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