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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2014584316322894 1.8562e-08  
a 2.87856161070368 1.4216e-08 au
q 2.2986511032544 5.5071e-08 au
i 15.48899782871991 3.7144e-07 deg
node 31.01614255230325 5.3748e-06 deg
peri 148.2381158593561 6.4015e-06 deg
M 191.6789578934897 7.0568e-06 deg
tp 2460034.560648158776
(2023-Mar-31.06064816)
3.8689e-05 TDB
period 1783.863916117864
4.88
1.3215e-05
3.618e-08
d
yr
n .2018091160134291 1.495e-09 deg/d
Q 3.458472118152961 1.708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3576  
   data-arc span      29534 days (80.86 yr)  
   first obs. used      1940-04-03  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .30689  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:40:58  

Additional Information
 Earth MOID = 1.31337 au 
 Jupiter MOID = 1.53961 au 
 T_jup = 3.212 
[ show covariance matrix ]

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 11.57   n/a E2020-QM5  
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. 2020-October); Warner et al., 2009 Published Reference List:
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.J.; Pravec, P.; Koehn, B.W. (2019) Minor Plantet Bull. 46, 238-265.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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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