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231 Vindobona (A882 RB)
Classification: Main-belt Asteroid          SPK-ID: 2000231
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517017204979041 2.2409e-08  
a 2.922430546755633 1.0651e-08 au
q 2.479092804777173 6.7515e-08 au
i 5.102181868457184 7.3434e-07 deg
node 350.498477751144 8.4184e-06 deg
peri 269.1333693967801 1.0913e-05 deg
M 6.230224953995255 4.8128e-06 deg
tp 2459364.919721756803
(2021-May-30.41972176)
2.4383e-05 TDB
period 1824.79770016337
5.00
9.9758e-06
2.731e-08
d
yr
n .1972821425453188 1.0785e-09 deg/d
Q 3.365768288734093 1.2267e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3039  
   data-arc span      49870 days (136.54 yr)  
   first obs. used      1885-01-22  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41453  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:22:40  

Additional Information
 Earth MOID = 1.47065 au 
 Jupiter MOID = 1.74175 au 
 T_jup = 3.256 
[ 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 9.64   n/a MPO636063  
diameter diameter 73.545 km 1.407 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 14.245 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pilcher, F. (2013) Minor Planet Bull. 40, 85-87.]
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.068   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

231 Vindobona (A882 RB)          Discovered 1882-Sep-10 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A882 RB = 1962 UJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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