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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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05490264422754426 3.3844e-08  
a 3.015656311597643 1.2203e-08 au
q 2.850088806009449 1.0482e-07 au
i 9.005144061992725 3.9367e-06 deg
node 290.980905060377 2.6829e-05 deg
peri 340.5326999375125 4.8666e-05 deg
M 335.8717327932927 4.1342e-05 deg
tp 2459128.702007670581
(2020-Oct-06.20200767)
0.00021971 TDB
period 1912.807180309219
5.24
1.1611e-05
3.179e-08
d
yr
n .1882050651554975 1.1424e-09 deg/d
Q 3.181223817185837 1.2873e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2615  
   data-arc span      41552 days (113.76 yr)  
   first obs. used      1906-09-12  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40913  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:36:45  

Additional Information
 Earth MOID = 1.83544 au 
 Jupiter MOID = 1.94792 au 
 T_jup = 3.227 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455748.5 (2011-Jul-06.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04965049763492377 3.3111e-08  
q 2.869478314745908 1.0111e-07 au
tp 2455279.816107125213
(2010-Mar-24.31610713)
0.00024679 TDB
node 291.3535685295433 2.6976e-05 deg
peri 336.5386303780759 5.2986e-05 deg
i 8.970516599879286 3.9276e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2615  
   data-arc span      41552 days (113.76 yr)  
   first obs. used      1906-09-12  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40913  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:36:45  

Additional Information
 Jupiter MOID = 1.94792 au 
 T_jup = 3.227 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.096346682037561E-15 -3.325072838547474E-15 6.224372805809026E-13 1.577788432221373E-15 1.067883041348981E-13 7.313223115632469E-16
q -3.325072838547474E-15 1.022224882706996E-14 -1.823694830163949E-12 -2.192857865751894E-15 -3.097259279621389E-13 -2.046384831641171E-15
tp 6.224372805809026E-13 -1.823694830163949E-12 6.090528192953968E-8 1.807581574030755E-11 1.128143779657878E-8 8.018853657966669E-13
node 1.577788432221373E-15 -2.192857865751894E-15 1.807581574030755E-11 7.276806936563157E-10 -7.151164399267549E-10 1.553803615862197E-11
peri 1.067883041348981E-13 -3.097259279621389E-13 1.128143779657878E-8 -7.151164399267549E-10 2.807547389509622E-9 -1.536264988370421E-11
i 7.313223115632469E-16 -2.046384831641171E-15 8.018853657966669E-13 1.553803615862197E-11 -1.536264988370421E-11 1.542574663070724E-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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