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152988 (2000 HH22)
Classification: Main-belt Asteroid          SPK-ID: 2152988
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2418892398618983 3.4706e-08  
a 2.371925914621776 1.0241e-08 au
q 1.798182558125176 8.0815e-08 au
i 3.843293556757704 4.4756e-06 deg
node 27.78502944177649 5.7232e-05 deg
peri 289.8698611753779 5.8102e-05 deg
M 157.8910758080862 9.2252e-06 deg
tp 2458615.298824251143
(2019-May-11.79882425)
3.2825e-05 TDB
period 1334.289618278724
3.65
8.6411e-06
2.366e-08
d
yr
n .2698064910858045 1.7473e-09 deg/d
Q 2.945669271118375 1.2718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      649  
   data-arc span      7624 days (20.87 yr)  
   first obs. used      2000-04-26  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53133  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:29:35  

Additional Information
 Earth MOID = .787597 au 
 Jupiter MOID = 2.37659 au 
 T_jup = 3.501 
[ 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 16.4   n/a MPO502907  
diameter diameter 2.014 km 0.444 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.120   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

152988 (2000 HH22)          Discovered 2000-Apr-29 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

Alternate Designations
 2000 HH22 = 2001 VN57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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