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12081 (1998 FH115)
Classification: Main-belt Asteroid          SPK-ID: 2012081
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2202900181706789 3.987e-08  
a 2.282177156719119 8.2543e-09 au
q 1.779436309396756 9.2087e-08 au
i 5.13900344809597 4.2111e-06 deg
node 270.1203253252846 4.7861e-05 deg
peri 104.7726802667815 4.8858e-05 deg
M 234.4787331913176 1.2659e-05 deg
tp 2459039.573544954703
(2020-Jul-09.07354495)
4.5885e-05 TDB
period 1259.280440697077
3.45
6.832e-06
1.87e-08
d
yr
n .2858775443226302 1.551e-09 deg/d
Q 2.784918004041483 1.0073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1638  
   data-arc span      18620 days (50.98 yr)  
   first obs. used      1968-08-27  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51812  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:11:12  

Additional Information
 Earth MOID = .788368 au 
 Jupiter MOID = 2.70772 au 
 T_jup = 3.567 
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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 14.0   n/a MPO439173  
rotation period rot_per 16.6062 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm]

12081 (1998 FH115)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 FH115 = 1968 QT = 1992 PF3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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