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24731 (1991 VN9)
Classification: Main-belt Asteroid          SPK-ID: 2024731
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08695817034336195 4.5e-08  
a 2.426070159005892 1.008e-08 au
q 2.21510353685411 1.0617e-07 au
i 6.03805201636377 4.3693e-06 deg
node 199.7164773098611 3.4462e-05 deg
peri 21.3668172963447 4.1284e-05 deg
M 78.87491969886051 2.0717e-05 deg
tp 2458898.094357570000
(2020-Feb-18.59435757)
7.9729e-05 TDB
period 1380.236350039323
3.78
8.6021e-06
2.355e-08
d
yr
n .2608248942217349 1.6255e-09 deg/d
Q 2.637036781157673 1.0957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1095  
   data-arc span      10510 days (28.77 yr)  
   first obs. used      1991-11-04  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52252  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:48:03  

Additional Information
 Earth MOID = 1.20734 au 
 Jupiter MOID = 2.33087 au 
 T_jup = 3.498 
[ 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 15.44   n/a E2021B10  

24731 (1991 VN9)          Discovered 1991-Nov-04 by Spacewatch at Kitt Peak
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 VN9 = 1997 GX34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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