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3607 Naniwa (1977 DO4)
Classification: Main-belt Asteroid          SPK-ID: 2003607
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06962193850174324 2.148e-08  
a 2.246470883977027 6.0527e-09 au
q 2.090067226246822 4.8371e-08 au
i 2.838914844059088 2.5027e-07 deg
node 1.738181813790338 7.359e-06 deg
peri 127.1455131509889 2.0905e-05 deg
M 25.93085553405743 1.9778e-05 deg
tp 2459111.914230301692
(2020-Sep-19.41423030)
6.7463e-05 TDB
period 1229.842842998583
3.37
4.9703e-06
1.361e-08
d
yr
n .292720327682075 1.183e-09 deg/d
Q 2.402874541707232 6.4741e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2324  
   data-arc span      25935 days (71.01 yr)  
   first obs. used      1950-03-21  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48696  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:06:00  

Additional Information
 Earth MOID = 1.10609 au 
 Jupiter MOID = 2.61061 au 
 T_jup = 3.626 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.07   n/a E2021B10  
diameter diameter 4.012 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.302   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3607 Naniwa (1977 DO4)          Discovered 1977-Feb-18 by Kosai, H. and Hurukawa, K. at Kiso Station
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1977 DO4 = 1957 FE = 1978 NW4 = 1979 YH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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