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117156 Altschwendt (2004 QV7)
Classification: Main-belt Asteroid          SPK-ID: 2117156
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0839505528941102 6.9459e-08  
a 2.622673792055829 1.7221e-08 au
q 2.402498877151849 1.7931e-07 au
i 3.179832799231011 4.7292e-06 deg
node 304.4953282365692 0.00011179 deg
peri 77.71213157592334 0.0001154 deg
M 239.754926186773 2.7708e-05 deg
tp 2459518.678791780162
(2021-Oct-31.17879178)
0.00011997 TDB
period 1551.368044653638
4.25
1.528e-05
4.183e-08
d
yr
n .2320532521219841 2.2856e-09 deg/d
Q 2.842848706959808 1.8667e-08 au
  Orbit Determination Parameters
   # obs. used (total)      366  
   data-arc span      7683 days (21.03 yr)  
   first obs. used      1998-03-23  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53663  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:48:05  

Additional Information
 Earth MOID = 1.40766 au 
 Jupiter MOID = 2.54005 au 
 T_jup = 3.397 
[ 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 16.2   n/a MPO432676  

117156 Altschwendt           Discovered 2004 Aug. 23 by W. Ries at Altschwendt.
Altschwendt is a rural village in the northwestern part of Austria. The rural environment with little light pollution provides exceptional conditions for astronomical observation. This is the first numbered minor planet discovered at the Altschwendt observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

[ show close-approach data ]
Alternate Designations
 2004 QV7 = 1998 FO4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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