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461 Saskia (1900 FP)
Classification: Main-belt Asteroid          SPK-ID: 2000461
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1407789765936345 3.7174e-08  
a 3.121971353878791 1.6198e-08 au
q 2.682463421725092 1.1756e-07 au
i 1.463391397784855 4.9332e-06 deg
node 157.0254597917494 0.00017758 deg
peri 304.9255844466104 0.00017819 deg
M 324.9356125197937 1.9719e-05 deg
tp 2457796.748141985475
(2017-Feb-12.24814199)
0.00011078 JED
period 2014.845722163328
5.52
1.5681e-05
4.293e-08
d
yr
n .1786737297253062 1.3906e-09 deg/d
Q 3.561479286032491 1.8479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1930  
   data-arc span      42094 days (115.25 yr)  
   first obs. used      1900-10-22  
   last obs. used      2016-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53859  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 17:39:06  

Additional Information
 Earth MOID = 1.6981 au 
 Jupiter MOID = 1.59425 au 
 T_jup = 3.200 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.48 mag n/a PDS3 (MPC 17258)  
rotation period rot_per 7.348 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Buchheim, R.K. (2006) Minor Planet Bul. 33, 63.]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Klinglesmith III, D.A.; Hanowell, J.; Risely, E.; Turk, J.; et al. (2013) Minor Planet Bul. 40, 190-193.]
B-V BV .610 mag .028 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=2; phase (min.=3.20, mean=3.53, max.=3.87) deg.
U-B UB .310 mag .014 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=2; phase (min.=3.20, mean=3.53, max.=3.87) deg.
Tholen spectral type spec_T FCX   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

461 Saskia (1900 FP)          Discovered 1900-Oct-22 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1900 FP = 1935 CT = A917 XE = A924 DB 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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