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JPL Small-Body Database Browser
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97997 (2000 QT189)
Classification: Main-belt Asteroid          SPK-ID: 2097997
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09541581673487926 4.2388e-08  
a 2.210930579524354 9.2442e-09 au
q 1.999972832534918 9.2943e-08 au
i 6.751222381490712 4.9929e-06 deg
node 98.71582063103612 3.8082e-05 deg
peri 347.5303834055559 5.1511e-05 deg
M 145.7578193177922 3.1406e-05 deg
tp 2458114.327434641089
(2017-Dec-26.82743464)
0.00010508 TDB
period 1200.773477185547
3.29
7.5309e-06
2.062e-08
d
yr
n .2998067552622763 1.8803e-09 deg/d
Q 2.42188832651379 1.0126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1040  
   data-arc span      7357 days (20.14 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5326  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:30:48  

Additional Information
 Earth MOID = 1.0169 au 
 Jupiter MOID = 2.73106 au 
 T_jup = 3.642 
[ 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 15.1   n/a MPO337973  
diameter diameter 2.645 km 0.707 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.277   0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97997 (2000 QT189)          Discovered 2000-Aug-26 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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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
2069-Jan-07 08:36 00:02 Thisb 0.0378499080943542 0.0378461043058852 0.0378537140716208 4.91201339879785 4.91201336212452 2476753.858184358 2.33557526463235 496.311385389681 27.7122052712888 -67.7495300288946 189085.657607318 T 20 CATAB v2.0e-lin.ifort 2019-May-30 06:30:55 2019-May-30 06:30

Alternate Designations
 2000 QT189 = 1999 GT33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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