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262 Valda
Classification: Main-belt Asteroid          SPK-ID: 2000262
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2142836989116714 4.9561e-08  
a 2.551315999710964 7.6586e-09 AU
q 2.00461057020037 1.2645e-07 AU
i 7.687667655783897 6.2728e-06 deg
node 38.50043248273019 5.9658e-05 deg
peri 25.49579826297187 6.3369e-05 deg
M 74.83625129772139 2.3417e-05 deg
tp 2456491.075762326462
(2013-Jul-17.57576233)
9.6674e-05 JED
period 1488.486176563272
4.08
6.7022e-06
1.835e-08
d
yr
n .2418564617316064 1.089e-09 deg/d
Q 3.098021429221559 9.2997e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1193  
   data-arc span      45075 days (123.41 yr)  
   first obs. used      1890-10-23  
   last obs. used      2014-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55926  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:34:44  

Additional Information
 Earth MOID = 1.01952 AU 
 T_jup = 3.395 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.67 mag n/a PDS3 (MPC 17258)  
rotation period rot_per 17.386 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Published Reference List:
[Pilcher, F. (2010) Minor Planet Bul. 37, 119-122.]
B-V BV .850 mag .029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=6.73 deg.
U-B UB .557 mag .050 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=6.73 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo

262 Valda          Discovered 1886-Nov-03 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1972 YR1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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