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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 
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Orbital Elements at Epoch 2455866.5 (2011-Nov-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04978571897227925 3.3099e-08  
q 2.871074430193687 1.0129e-07 au
tp 2455283.966041235485
(2010-Mar-28.46604124)
0.00023618 TDB
node 291.2779721296571 2.6263e-05 deg
peri 337.4624054123429 5.1001e-05 deg
i 8.96890468105995 3.8763e-06 deg
  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
 Jupiter MOID = 1.94792 au 
 T_jup = 3.227 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.095564784858664E-15 -3.331104760449048E-15 5.016025944334698E-13 1.681440552461424E-15 8.496134713386592E-14 6.404010285256755E-16
q -3.331104760449048E-15 1.025892196890154E-14 -1.682454874595907E-12 -4.661381677139305E-15 -2.821002858098349E-13 -2.697210218661381E-15
tp 5.016025944334698E-13 -1.682454874595907E-12 5.578025968776543E-8 1.488999149404219E-11 1.034926316991649E-8 -1.019288232376297E-12
node 1.681440552461424E-15 -4.661381677139305E-15 1.488999149404219E-11 6.897571962216192E-10 -6.783859002738304E-10 1.164840496082209E-11
peri 8.496134713386592E-14 -2.821002858098349E-13 1.034926316991649E-8 -6.783859002738304E-10 2.601104506612009E-9 -1.188901885254404E-11
i 6.404010285256755E-16 -2.697210218661381E-15 -1.019288232376297E-12 1.164840496082209E-11 -1.188901885254404E-11 1.502586822725081E-11

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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