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30679 (2303 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2030679
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1806256498516491 2.8047e-08  
a 2.30383137662083 6.0336e-09 au
q 1.887700337070073 6.4102e-08 au
i 1.788833701840471 3.4213e-06 deg
node 89.30274271959864 0.00011397 deg
peri 341.1889371095382 0.00011448 deg
M 132.6673141207945 1.1029e-05 deg
tp 2458729.808998058795
(2019-Sep-03.30899806)
3.8546e-05 TDB
period 1277.245731714666
3.50
5.0175e-06
1.374e-08
d
yr
n .2818564909328061 1.1072e-09 deg/d
Q 2.719962416171587 7.1234e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1050  
   data-arc span      17338 days (47.47 yr)  
   first obs. used      1973-09-29  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52326  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:31:01  

Additional Information
 Earth MOID = .901734 au 
 Jupiter MOID = 2.55828 au 
 T_jup = 3.567 
[ 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 15.77   n/a E2021B10  
diameter diameter 2.027 km 0.406 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.247   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30679 (2303 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2303 T-2 = 1994 SR1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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