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1780 Kippes (A906 RA)
Classification: Main-belt Asteroid          SPK-ID: 2001780
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05490264494024129 3.4549e-08  
a 3.015656311781953 1.3023e-08 au
q 2.850088804034391 1.0613e-07 au
i 9.005144641270585 4.1082e-06 deg
node 290.9809082129436 2.7716e-05 deg
peri 340.5326970869238 5.2699e-05 deg
M 335.8717324340772 4.6658e-05 deg
tp 2459128.702009590973
(2020-Oct-06.20200959)
0.00024808 TDB
period 1912.807180484579
5.24
1.2391e-05
3.392e-08
d
yr
n .1882050651382434 1.2191e-09 deg/d
Q 3.181223819529515 1.3738e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2424  
   data-arc span      41414 days (113.39 yr)  
   first obs. used      1906-09-12  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42126  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:04:46  

Additional Information
 Earth MOID = 1.83544 au 
 Jupiter MOID = 1.94792 au 
 T_jup = 3.227 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.7   n/a MPO473788 IRAS observations used: 17
diameter diameter 28.164 km 0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 18.0 h n/a LCDB (Rev. 2019-August); 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:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
geometric albedo albedo 0.126   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1780 Kippes (A906 RA)          Discovered 1906-Sep-12 by Kopff, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A906 RA = 1935 CC = 1938 UC1 = 1943 TL = 1943 VD = 1947 NB = 1951 ED2 = 1953 SA = 1957 LD = 1962 JU = 1969 RB2 = 1975 VL6 = A911 QE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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