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100772 (1998 FN34)
Classification: Main-belt Asteroid          SPK-ID: 2100772
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2264367339623104 3.5453e-08  
a 2.747708725051393 1.1059e-08 au
q 2.125526535471012 9.8556e-08 au
i 3.474557134237166 4.3678e-06 deg
node 213.2125122642102 6.6501e-05 deg
peri 270.3266578531388 6.7402e-05 deg
M 31.61994041034853 9.7227e-06 deg
tp 2459054.378873246119
(2020-Jul-23.87887325)
4.4685e-05 TDB
period 1663.621276597381
4.55
1.0044e-05
2.75e-08
d
yr
n .216395405050548 1.3064e-09 deg/d
Q 3.369890914631775 1.3563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1028  
   data-arc span      8925 days (24.44 yr)  
   first obs. used      1996-10-07  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52535  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:42  

Additional Information
 Earth MOID = 1.14445 au 
 Jupiter MOID = 1.73778 au 
 T_jup = 3.307 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457030.5 (2015-Jan-08.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2259415201765969 3.5761e-08  
q 2.126884916377527 9.9452e-08 au
tp 2457392.855168499647
(2016-Jan-05.35516850)
4.3121e-05 TDB
node 213.244388652342 6.6567e-05 deg
peri 270.6856412313457 6.7463e-05 deg
i 3.471922586571228 4.3669e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1028  
   data-arc span      8925 days (24.44 yr)  
   first obs. used      1996-10-07  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52535  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:42  

Additional Information
 Jupiter MOID = 1.73778 au 
 T_jup = 3.307 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.278835274154386E-15 -3.543461324561129E-15 4.76261919786004E-13 8.980316779076461E-16 1.484541991024826E-13 -1.710674135428959E-15
q -3.543461324561129E-15 9.890681408104192E-15 -1.301692366329179E-12 -1.644910653331655E-15 -4.148942871586263E-13 5.225255994939315E-15
tp 4.76261919786004E-13 -1.301692366329179E-12 1.859415020238184E-9 -2.039421234589104E-12 4.868075873327638E-10 -1.31430734094054E-12
node 8.980316779076461E-16 -1.644910653331655E-15 -2.039421234589104E-12 4.431159732762254E-9 -4.423139010848838E-9 -6.969686988826659E-11
peri 1.484541991024826E-13 -4.148942871586263E-13 4.868075873327638E-10 -4.423139010848838E-9 4.551191046271398E-9 6.92130169390278E-11
i -1.710674135428959E-15 5.225255994939315E-15 -1.31430734094054E-12 -6.969686988826659E-11 6.92130169390278E-11 1.906967908179202E-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 15.22   n/a E2021B55  
diameter diameter 5.023 km 1.205 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 4.758 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.058   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

100772 (1998 FN34)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 FN34 = 2001 VJ37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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