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1897 Hind (1971 UE1)
Classification: Main-belt Asteroid          SPK-ID: 2001897
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1421033905819038 3.207e-08  
a 2.283352458054916 6.2845e-09 au
q 1.958880331871789 7.4244e-08 au
i 4.053846525305776 3.1477e-06 deg
node 63.42129108492706 4.9256e-05 deg
peri 268.8924811581745 5.0659e-05 deg
M 326.9828197229358 1.0992e-05 deg
tp 2458716.083366223275
(2019-Aug-20.58336622)
3.84e-05 TDB
period 1260.25334359894
3.45
5.2029e-06
1.424e-08
d
yr
n .2856568497346241 1.1793e-09 deg/d
Q 2.607824584238045 7.1776e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2444  
   data-arc span      23276 days (63.73 yr)  
   first obs. used      1956-03-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42332  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:07:29  

Additional Information
 Earth MOID = .952642 au 
 Jupiter MOID = 2.72479 au 
 T_jup = 3.587 
[ 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 13.4   n/a MPO435714  
diameter diameter 5.007 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.6336 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Hills, K. (2013) Minor Planet Bull. 40, 12-13.]
geometric albedo albedo 0.307   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1897 Hind (1971 UE1)          Discovered 1971-Oct-26 by Kohoutek, L. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1971 UE1 = 1957 SG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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