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172525 Adamblock (2003 TY1)
Classification: Main-belt Asteroid          SPK-ID: 2172525
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01920578056213475 4.888e-08  
a 2.34764225911009 1.3488e-08 au
q 2.302553957043228 1.1705e-07 au
i 3.794275942750189 5.4912e-06 deg
node 25.9273080196881 6.0584e-05 deg
peri 8.907945053145562 0.00012914 deg
M 220.6076245572401 0.00011552 deg
tp 2459509.224698414830
(2021-Oct-21.72469842)
0.00042282 TDB
period 1313.85157077364
3.60
1.1323e-05
3.1e-08
d
yr
n .2740035541366518 2.3614e-09 deg/d
Q 2.392730561176953 1.3747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      7729 days (21.16 yr)  
   first obs. used      1998-03-29  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58617  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:50:29  

Additional Information
 Earth MOID = 1.30672 au 
 Jupiter MOID = 2.64824 au 
 T_jup = 3.557 
[ 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 16.2   n/a MPO266536  
diameter diameter 2.166 km 0.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.164   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

172525 Adamblock           Discovered 2003 Oct. 4 by D. Healy at Junk Bond Observatory.
Adam Block (b. 1973) has helped popularize astronomy through public speaking and his masterful astronomical photographs. A former coordinator of the public observing programs at Kitt Peak National Observatory, he has been named director of the astronomical activities at the new Mount Lemmon Science Center, near Tucson.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080618/MPCPages.arcLast Updated: 2008-06-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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