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1670 Minnaert (1934 RZ)
Classification: Main-belt Asteroid          SPK-ID: 2001670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1046039198878249 3.4386e-08  
a 2.900807648904835 1.2169e-08 au
q 2.597371797988804 1.0167e-07 au
i 10.50856479152527 4.5233e-06 deg
node 59.12417575701706 2.7149e-05 deg
peri 20.09179800527925 3.8405e-05 deg
M 336.9658934146851 2.6163e-05 deg
tp 2458715.963760046016
(2019-Aug-20.46376005)
0.00013118 TDB
period 1804.582845990054
4.94
1.1355e-05
3.109e-08
d
yr
n .199492088046804 1.2553e-09 deg/d
Q 3.204243499820866 1.3442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2747  
   data-arc span      32470 days (88.90 yr)  
   first obs. used      1931-01-10  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37173  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:04:16  

Additional Information
 Earth MOID = 1.61498 au 
 Jupiter MOID = 2.08429 au 
 T_jup = 3.254 
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Orbital Elements at Epoch 2456387.5 (2013-Apr-05.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1024848542992509 3.4459e-08  
q 2.603603588230023 1.0159e-07 au
tp 2456914.999189686287
(2014-Sep-14.49918969)
0.00013378 TDB
node 59.25220203341092 2.7163e-05 deg
peri 20.68809708693443 3.8761e-05 deg
i 10.5051110460171 4.5188e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2747  
   data-arc span      32470 days (88.90 yr)  
   first obs. used      1931-01-10  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37173  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:04:16  

Additional Information
 Jupiter MOID = 2.08429 au 
 T_jup = 3.254 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.187437358351186E-15 -3.480396635489607E-15 -5.071915306481019E-13 1.281184688722131E-14 -1.123046986520057E-13 -1.805769366085006E-15
q -3.480396635489607E-15 1.03205015030546E-14 1.37193298458151E-12 -4.138728619704474E-14 2.993998656113533E-13 5.907609939224442E-15
tp -5.071915306481019E-13 1.37193298458151E-12 1.789668967589501E-8 -6.787902317324177E-12 3.734237710435919E-9 8.588996323961203E-12
node 1.281184688722131E-14 -4.138728619704474E-14 -6.787902317324177E-12 7.378111938399613E-10 -7.263005561001065E-10 -4.172366532211761E-11
peri -1.123046986520057E-13 2.993998656113533E-13 3.734237710435919E-9 -7.263005561001065E-10 1.502386122201994E-9 4.273765043714206E-11
i -1.805769366085006E-15 5.907609939224442E-15 8.588996323961203E-12 -4.172366532211761E-11 4.273765043714206E-11 2.041927444863378E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.38   n/a PDS3 (MPC 17263)  
diameter diameter 21.333 km 0.230 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.528 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pray, D. (2005) Minor Planet Bull. 32, 48-51.]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.111   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.660   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=1.81 deg.

1670 Minnaert (1934 RZ)          Discovered 1934-Sep-09 by Van Gent, H. at Johannesburg (LS)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1934 RZ = 1931 AH = 1941 BE = 1951 CH1 = 1951 CR1 = 1952 KH = 1954 SH1 = 1957 JV = 1957 KA = 1958 PE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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