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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2142836387654128 3.7707e-08  
a 2.551315999883454 1.0755e-08 AU
q 2.00461072378801 9.6681e-08 AU
i 7.687670320700117 4.9795e-06 deg
node 38.50035092970941 5.1619e-05 deg
peri 25.49589028035815 5.5197e-05 deg
M 74.83623875873793 1.9337e-05 deg
tp 2456491.075814139815
(2013-Jul-17.57581414)
7.9875e-05 JED
period 1488.486176714222
4.08
9.4124e-06
2.577e-08
d
yr
n .2418564617070793 1.5294e-09 deg/d
Q 3.098021275978898 1.306e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1244  
   data-arc span      45140 days (123.59 yr)  
   first obs. used      1890-10-23  
   last obs. used      2014-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52428  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:10:19  

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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