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100853 (1998 HH34)
Classification: Main-belt Asteroid          SPK-ID: 2100853
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3302618999994507 2.8588e-08  
a 2.68502224139529 8.4572e-09 au
q 1.798261694411298 7.6663e-08 au
i 7.905824386933363 4.9932e-06 deg
node 192.1521850730078 2.5961e-05 deg
peri 268.5825223529462 2.7535e-05 deg
M 115.5639159744047 7.9846e-06 deg
tp 2458684.630315172760
(2019-Jul-20.13031517)
3.4493e-05 TDB
period 1607.016212387078
4.40
7.5926e-06
2.079e-08
d
yr
n .2240176528556935 1.0584e-09 deg/d
Q 3.571782788379283 1.125e-08 au
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      8110 days (22.20 yr)  
   first obs. used      1998-03-29  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58424  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:13:27  

Additional Information
 Earth MOID = .835305 au 
 Jupiter MOID = 1.7217 au 
 T_jup = 3.281 
[ 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 15.66   n/a E2021B55  
diameter diameter 2.800 km 0.615 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.130   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

100853 (1998 HH34)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 HH34 = 2001 TR80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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