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JPL Small-Body Database Browser
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32823 (1991 TM8)
Classification: Main-belt Asteroid          SPK-ID: 2032823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1223868698170927 3.1421e-08  
a 2.785158907678859 1.2664e-08 au
q 2.44429202702485 8.9803e-08 au
i 5.834902606002805 4.6755e-06 deg
node 13.54407650291172 3.3202e-05 deg
peri 76.15127133836431 3.8532e-05 deg
M 275.1980977270239 1.8787e-05 deg
tp 2459000.423098888804
(2020-May-30.92309889)
8.9162e-05 TDB
period 1697.748655879495
4.65
1.1579e-05
3.17e-08
d
yr
n .2120455220231095 1.4462e-09 deg/d
Q 3.126025788332868 1.4214e-08 au
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      10291 days (28.18 yr)  
   first obs. used      1991-10-01  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58839  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 02:29:06  

Additional Information
 Earth MOID = 1.46874 au 
 Jupiter MOID = 2.07821 au 
 T_jup = 3.313 
[ 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 MPO452631  

32823 (1991 TM8)          Discovered 1991-Oct-01 by Spacewatch at Kitt Peak
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ 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
2170-Oct-17 01:12 00:13 Iris 0.0462619432538537 0.0462501540851269 0.0462737493059665 3.16287180655791 3.16287176726922 2513925.549844772 12.8168629627434 1518.532617067 62.0282815801176 67.3453562605146 102889.345218807 T 18 CATAB v2.0f-lin.ifort 2019-Dec-14 02:29:21 2019-Dec-14 02:29

Alternate Designations
 1991 TM8 = 1998 HC130 = 2000 SD244 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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