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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09564129515708567 3.9918e-08  
a 2.21007712328298 7.7966e-09 au
q 1.99870248481515 8.7901e-08 au
i 6.752399551710189 4.2624e-06 deg
node 98.71144444696058 2.9501e-05 deg
peri 348.0215445559679 3.5817e-05 deg
M 265.1467757692728 2.1156e-05 deg
tp 2459316.698035791643
(2021-Apr-12.19803579)
7.1219e-05 TDB
period 1200.078266270642
3.29
6.3504e-06
1.739e-08
d
yr
n .2999804347084249 1.5874e-09 deg/d
Q 2.421451761750811 8.5423e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      7806 days (21.37 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51997  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:52:04  

Additional Information
 Earth MOID = 1.01563 au 
 Jupiter MOID = 2.72882 au 
 T_jup = 3.643 
[ 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 15.2   n/a MPO493549  
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

[ 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
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 21 CATAB v2.0f-lin.ifort 2020-Aug-25 08:52:15 2020-Aug-25 08:52

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