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3834 Zappafrank (1980 JE)
Classification: Main-belt Asteroid          SPK-ID: 2003834
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1931576484042523 4.8869e-08  
a 2.55181209888413 1.3219e-08 au
q 2.058910074694152 1.2756e-07 au
i 14.06694975404554 4.9744e-06 deg
node 55.45619682616272 1.6378e-05 deg
peri 170.9000539106181 2.6848e-05 deg
M 290.380879968506 2.9384e-05 deg
tp 2459288.437012325277
(2021-Mar-14.93701233)
0.00012296 TDB
period 1488.920348177451
4.08
1.157e-05
3.168e-08
d
yr
n .2417859359909123 1.8788e-09 deg/d
Q 3.044714123074108 1.5773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1691  
   data-arc span      14594 days (39.96 yr)  
   first obs. used      1980-05-11  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50258  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:00:00  

Additional Information
 Earth MOID = 1.05001 au 
 Jupiter MOID = 1.94683 au 
 T_jup = 3.372 
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Orbital Elements at Epoch 2456446.5 (2013-Jun-03.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1935521584637713 4.8702e-08  
q 2.057908110570392 1.2708e-07 au
tp 2456311.691200372133
(2013-Jan-19.19120037)
0.0001097 TDB
node 55.5010886683076 1.6384e-05 deg
peri 171.0174042528707 2.6882e-05 deg
i 14.06559614631702 4.9737e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1691  
   data-arc span      14594 days (39.96 yr)  
   first obs. used      1980-05-11  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50258  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:00:00  

Additional Information
 Jupiter MOID = 1.94683 au 
 T_jup = 3.372 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.371886796673448E-15 -6.168866439823152E-15 -2.200019422856207E-12 6.29294233340888E-15 -3.797859723034214E-13 -1.306177624673622E-15
q -6.168866439823152E-15 1.614963380563545E-14 6.200722059423859E-12 -1.723097900190385E-14 1.082401171760281E-12 5.120632981979857E-15
tp -2.200019422856207E-12 6.200722059423859E-12 1.203340388863568E-8 -3.894005160813267E-11 2.352383591978001E-9 2.44685441812437E-11
node 6.29294233340888E-15 -1.723097900190385E-14 -3.894005160813267E-11 2.684197461466088E-10 -2.673518216854245E-10 6.474368570202267E-12
peri -3.797859723034214E-13 1.082401171760281E-12 2.352383591978001E-9 -2.673518216854245E-10 7.226654738105411E-10 -1.462914671239612E-12
i -1.306177624673622E-15 5.120632981979857E-15 2.44685441812437E-11 6.474368570202267E-12 -1.462914671239612E-12 2.47373471849757E-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 13.6   n/a MPO502190  
diameter diameter 9.883 km 0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.063   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3834 Zappafrank (1980 JE)          Discovered 1980-May-11 by Brozek, L. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1980 JE = 1984 GJ = 1984 HD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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