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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897384999820555 3.2373e-08  
a 2.383205258672696 7.4104e-09 au
q 1.931019467742792 7.936e-08 au
i 2.303498946682793 4.5619e-06 deg
node 14.09944203992256 8.2301e-05 deg
peri 257.1643709440589 8.3303e-05 deg
M 69.48127981264606 1.1863e-05 deg
tp 2458741.138261727519
(2019-Sep-14.63826173)
4.4192e-05 TDB
period 1343.818450521678
3.68
6.2677e-06
1.716e-08
d
yr
n .2678933302785401 1.2495e-09 deg/d
Q 2.8353910496026 8.8164e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1546  
   data-arc span      18079 days (49.50 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51973  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 17:15:05  

Additional Information
 Earth MOID = .91646 au 
 Jupiter MOID = 2.27407 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 14.9   n/a MPO493034  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2101-Apr-18 19:35 < 00:01 Juno 0.0305262601140582 0.0305197373800301 0.0305327863707496 9.8929942744912 9.89299423420609 2488542.315670735 0.55609402600508 613.103220955666 32.8911753303186 -58.0873048332063 117899.792374018 T 22 CATAB v2.0f-lin.ifort 2020-Oct-22 17:15:19 2020-Oct-22 17:15

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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