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JPL Small-Body Database Browser
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15656 (3277 T-1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2015656
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1230455318478151 3.6232e-08  
a 3.201959233503893 1.6983e-08 au
q 2.807972456662384 1.1513e-07 au
i .5337497271180464 4.3491e-06 deg
node 175.6759853173587 0.00039515 deg
peri 136.4053975742292 0.00039549 deg
M 117.2675756364241 1.6892e-05 deg
tp 2458318.793287598670
(2018-Jul-19.29328760)
9.8169e-05 TDB
period 2092.77300338638
5.73
1.665e-05
4.559e-08
d
yr
n .1720205676475533 1.3686e-09 deg/d
Q 3.595946010345402 1.9073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1909  
   data-arc span      17841 days (48.85 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50347  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:23:52  

Additional Information
 Earth MOID = 1.7938 au 
 Jupiter MOID = 1.66109 au 
 T_jup = 3.182 
[ 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 13.3   n/a MPO365440  
diameter diameter 10.306 km 0.307 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15656 (3277 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3277 T-1 = 1996 TV44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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