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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2139100336159209 3.7351e-08  
a 2.551682477457141 1.0161e-08 au
q 2.005851992927128 9.5429e-08 au
i 7.686977549665409 4.8093e-06 deg
node 38.48853008995852 4.4239e-05 deg
peri 25.39860385512628 4.7225e-05 deg
M 268.4714822984525 1.7995e-05 deg
tp 2457979.023024979788
(2017-Aug-13.52302498)
7.4996e-05 JED
period 1488.806903189033
4.08
8.8925e-06
2.435e-08
d
yr
n .2418043597385785 1.4443e-09 deg/d
Q 3.097512961987155 1.2334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1370  
   data-arc span      45822 days (125.45 yr)  
   first obs. used      1890-10-23  
   last obs. used      2016-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50995  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:26:32  

Additional Information
 Earth MOID = 1.02013 au 
 Jupiter MOID = 2.26491 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 LCDB (Rev. 2016-February); Warner et al., 2009 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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