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26454 (2000 AQ89)
Classification: Main-belt Asteroid          SPK-ID: 2026454
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484102004798485 1.926e-08  
a 2.386492097860429 7.7022e-09 au
q 2.032312327173388 4.4988e-08 au
i 5.840620369677665 1.1251e-06 deg
node 299.7712909930852 1.4421e-05 deg
peri 16.20458553794515 1.7103e-05 deg
M 46.85502097890856 5.321e-06 deg
tp 2459025.236264522585
(2020-Jun-24.73626452)
1.9981e-05 TDB
period 1346.599434888119
3.69
6.519e-06
1.785e-08
d
yr
n .2673400795166012 1.2942e-09 deg/d
Q 2.740671868547469 8.8453e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2042  
   data-arc span      12219 days (33.45 yr)  
   first obs. used      1987-08-30  
   last obs. used      2021-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49609  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-17 04:06:42  

Additional Information
 Earth MOID = 1.01727 au 
 Jupiter MOID = 2.52777 au 
 T_jup = 3.513 
[ 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 14.24   n/a E2021B10  
rotation period rot_per 4.07602 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

26454 (2000 AQ89)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

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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
1918-Jan-10 07:55 < 00:01 Amphi 0.039723612871586 0.0397128944483996 0.039734333083652 3.90428722676609 3.9042871896995 2421603.830181087 0.832084631570939 680.407901807863 38.6059801213039 -38.3284848987066 95653.7782188151 T 34 CATAB v2.0f-lin.ifort 2021-Mar-17 04:07:24 2021-Mar-17 04:07
2032-May-13 23:02 < 00:01 Amphi 0.0133509728397492 0.0133498029586993 0.0133521432208038 3.67613466645015 3.67613454932 2463366.459808239 0.522723526815064 180.162667652759 38.2152454292547 75.5135610648324 50645.0429187016 T 34 CATAB v2.0f-lin.ifort 2021-Mar-17 04:07:24 2021-Mar-17 04:07
2146-Sep-13 16:54 00:01 Amphi 0.0123934321809473 0.0123728152167649 0.0124140494048228 3.60913263553738 3.60913250701505 2505126.203947521 1.47285833686573 1031.280287854 38.1704933559153 4.96061447566288 4560.64436945478 T 34 CATAB v2.0f-lin.ifort 2021-Mar-17 04:07:24 2021-Mar-17 04:07

Alternate Designations
 2000 AQ89 = 1987 QV3 = 1987 SW26 = 1998 QD53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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