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JPL Small-Body Database Browser
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74051 (1998 HP150)
Classification: Outer Main-belt Asteroid          SPK-ID: 2074051
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1372240210480896 4.7866e-08  
a 3.923283388161513 5.8317e-08 au
q 3.384914665926817 1.7637e-07 au
i 3.51736736533347 5.1559e-06 deg
node 95.14125771177441 8.637e-05 deg
peri 168.89902923 8.865e-05 deg
M 200.1607301625785 1.9326e-05 deg
tp 2459860.741950535019
(2022-Oct-08.24195054)
0.00015914 TDB
period 2838.395737505991
7.77
6.3286e-05
1.733e-07
d
yr
n .1268322085053301 2.8279e-09 deg/d
Q 4.461652110396209 6.6319e-08 au
  Orbit Determination Parameters
   # obs. used (total)      691  
   data-arc span      7888 days (21.60 yr)  
   first obs. used      1998-03-20  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56894  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:49:27  

Additional Information
 Earth MOID = 2.36889 au 
 Jupiter MOID = .624693 au 
 T_jup = 3.043 
[ show covariance matrix ]

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 13.5   n/a MPO436301  
diameter diameter 8.408 km 0.820 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.120   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

74051 (1998 HP150)          Discovered 1998-Apr-20 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HP150 = 2000 QV185 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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