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JPL Small-Body Database Browser
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27640 (3273 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2027640
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898789449722671 3.4702e-08  
a 2.383667924357462 8.5534e-09 au
q 1.931059573716233 8.5287e-08 au
i 2.303707263495878 5.0645e-06 deg
node 14.12775859187738 9.2842e-05 deg
peri 257.2742196232544 9.385e-05 deg
M 322.2394777840084 1.3405e-05 deg
tp 2458741.494621700808
(2019-Sep-14.99462170)
5.0126e-05 TDB
period 1344.209794609114
3.68
7.2352e-06
1.981e-08
d
yr
n .2678153376383374 1.4415e-09 deg/d
Q 2.836276274998691 1.0177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1353  
   data-arc span      17580 days (48.13 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53268  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:28:31  

Additional Information
 Earth MOID = .91603 au 
 Jupiter MOID = 2.273 au 
 T_jup = 3.511 
[ 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 MPO431818  

27640 (3273 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3273 T-1 = 1999 AQ20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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