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308789 (2006 QR26)
Classification: Main-belt Asteroid          SPK-ID: 2308789
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1988286779186441 5.3473e-08  
a 2.775411385305024 1.4656e-08 au
q 2.223580008884474 1.4934e-07 au
i 3.268348488268967 5.1583e-06 deg
node 172.5504797300184 6.6744e-05 deg
peri 205.8442478078824 6.7839e-05 deg
M 325.6075089273616 9.7973e-06 deg
tp 2459161.843178205558
(2020-Nov-08.34317821)
4.5977e-05 TDB
period 1688.843766254848
4.62
1.3377e-05
3.662e-08
d
yr
n .2131635899028896 1.6884e-09 deg/d
Q 3.327242761725575 1.7569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      7925 days (21.70 yr)  
   first obs. used      1999-02-09  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:00:04  

Additional Information
 Earth MOID = 1.22608 au 
 Jupiter MOID = 2.13382 au 
 T_jup = 3.304 
[ 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 16.7   n/a MPO446465  

308789 (2006 QR26)          Discovered 2006-Aug-19 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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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
2028-Feb-23 22:09 00:32 Psych 0.0349321864785763 0.0349267170682308 0.0349376589887802 0.708352939802709 0.708352450837631 2461825.422958606 31.6191265554258 599.09415898519 97.3275319439578 -65.7709577336228 47750.7025325389 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:00:05 2020-Nov-11 19:00
2071-Jan-10 13:45 00:06 Eunom 0.0336867288721995 0.0336360964068275 0.0337373644670545 4.54651507119359 4.54651497953853 2477487.073172817 5.85373805406648 2574.33630603287 81.5760530537352 11.4760607957824 12428.2988595662 T 16 CATAB v2.0f-lin.ifort 2020-Nov-11 19:00:05 2020-Nov-11 19:00
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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