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1460 Haltia (1937 WC)
Classification: Main-belt Asteroid          SPK-ID: 2001460
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1878772437902162 4.5452e-08  
a 2.542063586119019 6.6953e-09 au
q 2.064467686019505 1.1613e-07 au
i 6.685717304188721 4.3797e-06 deg
node 74.17945024750338 2.5806e-05 deg
peri 358.0375975424425 2.7088e-05 deg
M 129.0292940294252 7.8154e-06 deg
tp 2458469.904134438788
(2018-Dec-17.40413444)
3.1523e-05 TDB
period 1480.396471505729
4.05
5.8486e-06
1.601e-08
d
yr
n .243178099197872 9.6072e-10 deg/d
Q 3.019659486218533 7.9532e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2527  
   data-arc span      30227 days (82.76 yr)  
   first obs. used      1937-11-24  
   last obs. used      2020-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44485  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:18:45  

Additional Information
 Earth MOID = 1.07922 au 
 Jupiter MOID = 2.2663 au 
 T_jup = 3.411 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.7   n/a MPO473783  
diameter diameter 8.440 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 3.59 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.226   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1460 Haltia (1937 WC)          Discovered 1937-Nov-24 by Vaisala, Y. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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