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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08298801860296089 4.6948e-08  
a 2.976458454013545 2.5221e-08 au
q 2.729448064460928 1.4599e-07 au
i 2.748624988251014 6.7033e-06 deg
node 302.4380499176434 0.00012157 deg
peri 301.5703305431812 0.00013616 deg
M 290.678711643435 6.556e-05 deg
tp 2459361.670515592661
(2021-May-27.17051559)
0.00034341 TDB
period 1875.634292088923
5.14
2.3839e-05
6.527e-08
d
yr
n .1919350704550525 2.4395e-09 deg/d
Q 3.22346884356616 2.7314e-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 = 1.7175 au 
 Jupiter MOID = 1.80098 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 = 1.80098 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 15.4   n/a MPO337984  
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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