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72858 (2001 HO46)
Classification: Main-belt Asteroid          SPK-ID: 2072858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .124406050649524 4.7516e-08  
a 3.094041171977811 2.5181e-08 au
q 2.709123729225027 1.5009e-07 au
i 1.547740389129973 5.7335e-06 deg
node 28.75768636169859 0.00015241 deg
peri 206.6814826954634 0.00015407 deg
M 234.7400658715063 2.6335e-05 deg
tp 2460088.167290179739
(2023-May-23.66729018)
0.00014976 TDB
period 1987.868077667019
5.44
2.4267e-05
6.644e-08
d
yr
n .1810985366908751 2.2108e-09 deg/d
Q 3.478958614730595 2.8313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      8086 days (22.14 yr)  
   first obs. used      1998-11-17  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51997  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:26  

Additional Information
 Earth MOID = 1.69813 au 
 Jupiter MOID = 1.51958 au 
 T_jup = 3.211 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457444.5 (2016-Feb-26.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .126190447255062 4.705e-08  
q 2.700992242569882 1.4855e-07 au
tp 2458104.996603961823
(2017-Dec-17.49660396)
0.00013802 TDB
node 28.77070096233318 0.00015214 deg
peri 207.5230850753956 0.0001538 deg
i 1.550908506856664 5.7364e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      8086 days (22.14 yr)  
   first obs. used      1998-11-17  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51997  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:26  

Additional Information
 Jupiter MOID = 1.51958 au 
 T_jup = 3.211 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.213667051323365E-15 -6.913039826903786E-15 -2.611102297529162E-12 -9.915822528787049E-15 -4.190458027855151E-13 1.965757894045965E-16
q -6.913039826903786E-15 2.206618834416754E-14 9.264040423917737E-12 3.015918234475908E-14 1.46326765133338E-12 -4.14946258740091E-16
tp -2.611102297529162E-12 9.264040423917737E-12 1.905073046595209E-8 1.586406433921992E-11 3.124140009280302E-9 6.23240115707609E-13
node -9.915822528787049E-15 3.015918234475908E-14 1.586406433921992E-11 2.314758854577057E-8 -2.31360974428759E-8 -7.986492618321714E-11
peri -4.190458027855151E-13 1.46326765133338E-12 3.124140009280302E-9 -2.31360974428759E-8 2.365571448099092E-8 7.993407199984775E-11
i 1.965757894045965E-16 -4.14946258740091E-16 6.23240115707609E-13 -7.986492618321714E-11 7.993407199984775E-11 3.290599103456421E-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 15.25   n/a MPCxxxxx  
diameter diameter 5.572 km 0.683 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72858 (2001 HO46)          Discovered 2001-Apr-18 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HO46 = 2002 NH53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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