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24723 (1991 TW8)
Classification: Main-belt Asteroid          SPK-ID: 2024723
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1937800437711287 3.2485e-08  
a 2.383264303492448 8.3965e-09 au
q 1.921435242443513 7.5325e-08 au
i 5.291378006655031 3.9546e-06 deg
node 20.83862861414709 3.7811e-05 deg
peri 213.0240698800663 3.9352e-05 deg
M 108.781977413048 1.1721e-05 deg
tp 2458794.420386157121
(2019-Nov-06.92038616)
4.2756e-05 TDB
period 1343.868391253401
3.68
7.1019e-06
1.944e-08
d
yr
n .2678833748476179 1.4157e-09 deg/d
Q 2.845093364541383 1.0024e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      10662 days (29.19 yr)  
   first obs. used      1991-10-01  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56054  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:47:57  

Additional Information
 Earth MOID = .911911 au 
 Jupiter MOID = 2.16051 au 
 T_jup = 3.506 
[ 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 15.46   n/a E2021B10  

24723 (1991 TW8)          Discovered 1991-Oct-01 by Spacewatch at Kitt Peak
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 TW8 = 1995 UD5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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