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JPL Small-Body Database Browser
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3099 Hergenrother (1940 GF)
Classification: Main-belt Asteroid          SPK-ID: 2003099
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2006997654753783 7.1878e-08  
a 2.88200737020964 2.0071e-08 au
q 2.303589166910254 2.0168e-07 au
i 15.48679371581673 5.5015e-06 deg
node 31.0768892009638 1.8047e-05 deg
peri 148.5139701495166 2.1093e-05 deg
M 70.32171666671456 1.0649e-05 deg
tp 2458251.417545632966
(2018-May-12.91754563)
5.3935e-05 TDB
period 1787.067914848212
4.89
1.8668e-05
5.111e-08
d
yr
n .2014472964395297 2.1044e-09 deg/d
Q 3.460425573509027 2.4099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1891  
   data-arc span      28993 days (79.38 yr)  
   first obs. used      1940-04-03  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38778  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:29:23  

Additional Information
 Earth MOID = 1.31894 au 
 Jupiter MOID = 1.53901 au 
 T_jup = 3.211 
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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 11.4   n/a MPO350825  
diameter diameter 14.732 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 25.58 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Skiff, B.A. (2017) Posting on CALL web site: http://www.minorplanet.info/call.html]
geometric albedo albedo 0.224   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3099 Hergenrother (1940 GF)          Discovered 1940-Apr-03 by Vaisala, Y. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1940 GF = 1969 EF1 = 1972 VV = 1979 KE = 1980 NT = 1984 HB = 1984 JG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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