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49755 (1999 VO172)
Classification: Main-belt Asteroid          SPK-ID: 2049755
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08377351514779592 4.0267e-08  
a 2.298113441034484 9.5557e-09 au
q 2.105592399870628 9.3387e-08 au
i 2.10144050761464 4.4531e-06 deg
node 3.887594617636763 0.0001125 deg
peri 34.19287999771462 0.00011522 deg
M 355.2225981710565 2.561e-05 deg
tp 2459017.386704036327
(2020-Jun-16.88670404)
9.055e-05 TDB
period 1272.493642097913
3.48
7.9367e-06
2.173e-08
d
yr
n .2829090756056599 1.7645e-09 deg/d
Q 2.49063448219834 1.0356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      817  
   data-arc span      15352 days (42.03 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52361  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:28:35  

Additional Information
 Earth MOID = 1.11303 au 
 Jupiter MOID = 2.80009 au 
 T_jup = 3.588 
[ 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 15.6   n/a MPO439430  

49755 (1999 VO172)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VO172 = 1978 VY10 = 2000 AA156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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