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190001 (2004 HL45)
Classification: Main-belt Asteroid          SPK-ID: 2190001
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1300101457161155 3.9056e-08  
a 2.291663372943007 1.1812e-08 au
q 1.993723883894402 9.2327e-08 au
i 4.200160396278469 5.2839e-06 deg
node 38.56270471840865 6.0859e-05 deg
peri 221.4861900662086 6.5848e-05 deg
M 257.078254720632 2.8062e-05 deg
tp 2459562.767441208264
(2021-Dec-14.26744121)
0.00010051 TDB
period 1267.140179958827
3.47
9.7973e-06
2.682e-08
d
yr
n .2841043206535345 2.1966e-09 deg/d
Q 2.589602861991612 1.3348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      7152 days (19.58 yr)  
   first obs. used      2001-08-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:05:50  

Additional Information
 Earth MOID = .979203 au 
 Jupiter MOID = 2.46156 au 
 T_jup = 3.583 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO454311  

190001 (2004 HL45)          Discovered 2004-Apr-21 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

Alternate Designations
 2004 HL45 = 2001 PY51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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