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16173 (2000 AC98)
Classification: Main-belt Asteroid          SPK-ID: 2016173
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2121807592478706 1.9682e-08  
a 2.250933428478829 6.4513e-09 au
q 1.773328664607778 4.4371e-08 au
i 5.254599957731783 9.5481e-07 deg
node 70.98499262615941 4.0975e-06 deg
peri 194.1564791600374 4.5387e-06 deg
M 338.5011756810508 5.0744e-06 deg
tp 2459274.163883922044
(2021-Feb-28.66388392)
1.7623e-05 TDB
period 1233.509229086631
3.38
5.3029e-06
1.452e-08
d
yr
n .2918502687382137 1.2547e-09 deg/d
Q 2.728538192349879 7.8201e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2322  
   data-arc span      24514 days (67.12 yr)  
   first obs. used      1953-05-09  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50365  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:22:20  

Additional Information
 Earth MOID = .756411 au 
 Jupiter MOID = 2.35522 au 
 T_jup = 3.592 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456891.5 (2014-Aug-22.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2123878580388961 1.9659e-08  
q 1.773160950785733 4.4324e-08 au
tp 2456806.662751457486
(2014-May-29.16275146)
1.1963e-05 TDB
node 71.01743531639245 4.0986e-06 deg
peri 194.1425210885176 4.5396e-06 deg
i 5.254190888957897 9.5464e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2322  
   data-arc span      24514 days (67.12 yr)  
   first obs. used      1953-05-09  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50365  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:22:20  

Additional Information
 Jupiter MOID = 2.35522 au 
 T_jup = 3.592 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.864939309344549E-16 -8.656368440979824E-16 1.416604630574816E-13 3.949814648798776E-15 1.498818598758324E-14 1.220568549511471E-15
q -8.656368440979824E-16 1.964634224809274E-15 -3.059415266542976E-13 -9.122371309392609E-15 -2.874328429623413E-14 -2.496955271466299E-15
tp 1.416604630574816E-13 -3.059415266542976E-13 1.431116946878256E-10 4.72415021006279E-12 2.43166007928309E-11 4.393304925982726E-12
node 3.949814648798776E-15 -9.122371309392609E-15 4.72415021006279E-12 1.679879095667155E-11 -1.529775936157862E-11 2.999172415842676E-13
peri 1.498818598758324E-14 -2.874328429623413E-14 2.43166007928309E-11 -1.529775936157862E-11 2.06078730409553E-11 7.042911121597907E-13
i 1.220568549511471E-15 -2.496955271466299E-15 4.393304925982726E-12 2.999172415842676E-13 7.042911121597907E-13 9.113431411081176E-13

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 14.19   n/a E2021B10  
diameter diameter 3.879 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.4842 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2007) http://www.asu.cas.cz/~ppravec/neo.htm]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.206   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16173 (2000 AC98)          Discovered 2000-Jan-04 by LINEAR at Socorro
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 AC98 = 1953 JF = 1998 WA33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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