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392055 (2009 BQ170)
Classification: Main-belt Asteroid          SPK-ID: 2392055
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01001826692428064 1.388e-07  
a 2.84422773170806 6.0058e-08 au
q 2.815733499098367 3.7434e-07 au
i 3.121486103162915 1.178e-05 deg
node 117.0173991035705 0.00021309 deg
peri 52.05541949933721 0.0005068 deg
M 144.3084437959684 0.00045418 deg
tp 2458498.181320804132
(2019-Jan-14.68132080)
0.0022187 TDB
period 1752.04387116796
4.80
5.5493e-05
1.519e-07
d
yr
n .2054743068505552 6.5081e-09 deg/d
Q 2.872721964317752 6.0659e-08 au
  Orbit Determination Parameters
   # obs. used (total)      75  
   data-arc span      5553 days (15.20 yr)  
   first obs. used      2004-01-27  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .77786  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:05:47  

Additional Information
 Earth MOID = 1.81902 au 
 Jupiter MOID = 2.08604 au 
 T_jup = 3.306 
[ 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 17.1   n/a MPO472027  

392055 (2009 BQ170)          Discovered 2009-Jan-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ 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
2037-Nov-05 16:05 00:13 Europ 0.0311948943061972 0.0311808641468258 0.0312089345243693 2.0091981168998 2.00919794732339 2465368.169839065 13.0447406309833 1134.70305666 118.704828499239 52.4171471577063 31173.2706510361 T 10 CATAB v2.0e-lin.ifort 2019-Jul-14 12:05:49 2019-Jul-14 12:05
2140-Apr-13 15:56 00:28 Hygie 0.046731849646733 0.0466322220260336 0.0468315026514884 2.35744293723457 2.35744258652445 2502782.163995595 27.8804748504245 5227.48962885048 92.3755929692347 19.0298596170806 24581.1735448474 T 10 CATAB v2.0e-lin.ifort 2019-Jul-14 12:05:49 2019-Jul-14 12:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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