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175994 (2000 QM155)
Classification: Main-belt Asteroid          SPK-ID: 2175994
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2437202882902162 5.5501e-08  
a 3.138911283867204 2.6364e-08 au
q 2.373894920845676 1.7063e-07 au
i 8.506007561690945 5.7142e-06 deg
node 279.5424160442146 4.0242e-05 deg
peri 86.0931673857304 4.1708e-05 deg
M 209.9490669829198 1.2856e-05 deg
tp 2460047.148587584561
(2023-Apr-12.64858758)
7.9421e-05 TDB
period 2031.266886529438
5.56
2.5591e-05
7.006e-08
d
yr
n .1772292958583523 2.2329e-09 deg/d
Q 3.903927646888732 3.279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      7179 days (19.66 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-04-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:07:41  

Additional Information
 Earth MOID = 1.38951 au 
 Jupiter MOID = 1.7417 au 
 T_jup = 3.148 
[ 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 14.98   n/a E2021B55  
diameter diameter 6.130 km 0.757 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175994 (2000 QM155)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 2000 QM155 = 2002 AT29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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