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JPL Small-Body Database Browser
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52177 (2235 T-2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2052177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1515131867210473 5.5502e-08  
a 3.21829176989258 2.3803e-08 au
q 2.730678128038035 1.8239e-07 au
i 2.087835971955065 6.6076e-06 deg
node 174.4540142480886 0.00011575 deg
peri 195.1154190155411 0.000117 deg
M 33.15005204716493 1.5047e-05 deg
tp 2458806.313844950901
(2019-Nov-18.81384495)
8.8331e-05 TDB
period 2108.805612679396
5.77
2.3395e-05
6.405e-08
d
yr
n .1707127474602047 1.8939e-09 deg/d
Q 3.705905411747124 2.7409e-08 au
  Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      16872 days (46.19 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56058  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:58:28  

Additional Information
 Earth MOID = 1.73019 au 
 Jupiter MOID = 1.75754 au 
 T_jup = 3.171 
[ 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 14.8   n/a MPO502505  
diameter diameter 7.113 km 0.736 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52177 (2235 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2235 T-2 = 1996 TR15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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