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100177 (1994 AH5)
Classification: Main-belt Asteroid          SPK-ID: 2100177
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08287231561762171 4.6884e-08  
a 2.97576519340369 2.5173e-08 au
q 2.729156641092006 1.4573e-07 au
i 2.74860448053892 6.7035e-06 deg
node 302.4372519064103 0.00012159 deg
peri 301.7044499415026 0.00013623 deg
M 328.9405534982609 6.5886e-05 deg
tp 2459362.266141865005
(2021-May-27.76614186)		 0.00034398 TDB
period 1874.979036350212
5.13		 2.3791e-05
6.514e-08		 d
yr
n .1920021467017398 2.4363e-09 deg/d
Q 3.222373745715373 2.7259e-08 au
   Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      9599 days (26.28 yr)  
   first obs. used      1994-01-05  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60584  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:50:26  

Additional Information
 Earth MOID = 1.71568 au 
 Jupiter MOID = 1.80113 au 
 T_jup = 3.254 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457454.5 (2016-Mar-07.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08288631140092351 4.7367e-08  
q 2.729330905293717 1.4741e-07 au
tp 2457481.155795499791
(2016-Apr-02.65579550)		 0.00033387 TDB
node 302.4734370481414 0.00012158 deg
peri 300.7258122669628 0.00013612 deg
i 2.748545073237048 6.7035e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      9599 days (26.28 yr)  
   first obs. used      1994-01-05  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60584  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:50:26  

Additional Information
 Jupiter MOID = 1.80113 au 
 T_jup = 3.254 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.24365372812132E-15 -6.899822396732971E-15 -6.215629495221368E-12 1.265689320900336E-14 -1.089109285333241E-12 1.390717061021535E-15
q -6.899822396732971E-15 2.172986071630337E-14 2.124115882067929E-11 -5.075400545589584E-14 3.743596910231428E-12 -4.430840432575058E-15
tp -6.215629495221368E-12 2.124115882067929E-11 1.114706409017239E-7 -9.691318688918452E-11 2.048170239234042E-8 -6.936037963147102E-12
node 1.265689320900336E-14 -5.075400545589584E-14 -9.691318688918452E-11 1.47817995770765E-8 -1.478214710958962E-8 3.371430434185379E-10
peri -1.089109285333241E-12 3.743596910231428E-12 2.048170239234042E-8 -1.478214710958962E-8 1.852901318246217E-8 -3.380080447663987E-10
i 1.390717061021535E-15 -4.430840432575058E-15 -6.936037963147102E-12 3.371430434185379E-10 -3.380080447663987E-10 4.493629282459322E-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 15.46   n/a E2021B55  
diameter diameter 4.701 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100177 (1994 AH5)          Discovered 1994-Jan-05 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1994 AH5 = 2000 FQ65 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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