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152564 (1992 HF)
Classification: Apollo [NEO]          SPK-ID: 2152564
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5618135983216294 4.2098e-08  
a 1.391067431548707 2.283e-09 au
q .609546832322301 5.8307e-08 au
i 13.31823652451943 9.1602e-06 deg
node 213.3915852469523 2.251e-05 deg
peri 128.3108246980593 2.5331e-05 deg
M 107.0699997289725 7.7921e-06 deg
tp 2459022.267868109057
(2020-Jun-21.76786811)
1.2919e-05 TDB
period 599.2674665467206
1.64
1.4753e-06
4.039e-09
d
yr
n .6007334288886069 1.4789e-09 deg/d
Q 2.172588030775113 3.5656e-09 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      10521 days (28.80 yr)  
   first obs. used      1992-04-24  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:27:40  

Additional Information
 Earth MOID = .119885 au 
 Jupiter MOID = 3.32184 au 
 T_jup = 4.573 
[ 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 19.71   n/a E2021B55  
diameter diameter 0.282 km 0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 3.276 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2015) Minor Planet Bull. 42, 256-266.]
geometric albedo albedo 0.169   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

152564 (1992 HF)          Discovered 1992-Apr-24 by Spacewatch at Kitt Peak
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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