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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1046039175889573 3.5415e-08  
a 2.900807649903577 1.2683e-08 au
q 2.597371805551646 1.0539e-07 au
i 10.50856408919772 4.7494e-06 deg
node 59.12418051378344 2.8885e-05 deg
peri 20.09179558794501 4.0458e-05 deg
M 336.9658908040722 2.7765e-05 deg
tp 2458715.963773191945
(2019-Aug-20.46377319)
0.00013929 TDB
period 1804.582846922025
4.94
1.1835e-05
3.24e-08
d
yr
n .199492087943777 1.3083e-09 deg/d
Q 3.204243494255507 1.4009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2688  
   data-arc span      32436 days (88.80 yr)  
   first obs. used      1931-01-10  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:07:27  

Additional Information
 Earth MOID = 1.61498 au 
 Jupiter MOID = 2.08429 au 
 T_jup = 3.254 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456242.5 (2012-Nov-11.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .102412015807138 3.5445e-08  
q 2.604198820049318 1.0517e-07 au
tp 2456914.731694779149
(2014-Sep-14.23169478)
0.00014105 TDB
node 59.25450561461031 2.8897e-05 deg
peri 20.60858996147948 4.0836e-05 deg
i 10.50525185691905 4.744e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2688  
   data-arc span      32436 days (88.80 yr)  
   first obs. used      1931-01-10  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:07:27  

Additional Information
 Jupiter MOID = 2.08429 au 
 T_jup = 3.254 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.256362325288302E-15 -3.706359644418466E-15 -8.792152642067973E-13 1.704919682828436E-14 -1.853388186780355E-13 -2.62068758059222E-15
q -3.706359644418466E-15 1.106108866662154E-14 2.587091638697787E-12 -5.481620294823335E-14 5.375050958382052E-13 8.516122439119638E-15
tp -8.792152642067973E-13 2.587091638697787E-12 1.989454477766283E-8 -1.547312296428557E-11 4.111711041633569E-9 1.089718039341156E-11
node 1.704919682828436E-14 -5.481620294823335E-14 -1.547312296428557E-11 8.350216796232648E-10 -8.234575008552859E-10 -5.59634509359994E-11
peri -1.853388186780355E-13 5.375050958382052E-13 4.111711041633569E-9 -8.234575008552859E-10 1.667557216412669E-9 5.716015291960394E-11
i -2.62068758059222E-15 8.516122439119638E-15 1.089718039341156E-11 -5.59634509359994E-11 5.716015291960394E-11 2.250595179132723E-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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