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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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05490264371436624 3.3695e-08  
a 3.015656310735439 1.1929e-08 au
q 2.850088806742151 1.0456e-07 au
i 9.005143990561127 3.8869e-06 deg
node 290.9809039593225 2.6119e-05 deg
peri 340.5326976480958 4.7037e-05 deg
M 335.8717366520673 3.9428e-05 deg
tp 2459128.701987112567
(2020-Oct-06.20198711)
0.00020949 TDB
period 1912.807179488885
5.24
1.135e-05
3.107e-08
d
yr
n .1882050652362118 1.1167e-09 deg/d
Q 3.181223814728726 1.2584e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2766  
   data-arc span      41674 days (114.10 yr)  
   first obs. used      1906-09-12  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39927  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:15:32  

Additional Information
 Earth MOID = 1.83544 au 
 Jupiter MOID = 1.94792 au 
 T_jup = 3.227 
[ show covariance matrix ]

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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