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2923 Schuyler (1977 DA)
Classification: Main-belt Asteroid          SPK-ID: 2002923
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1318184525506093 3.7259e-08  
a 2.45590977314638 8.9882e-09 au
q 2.132175547246306 9.1248e-08 au
i 2.872204184811601 4.2901e-06 deg
node 350.6534989438503 7.6994e-05 deg
peri 172.9432280242311 7.8591e-05 deg
M 130.8029687455444 1.8006e-05 deg
tp 2458689.722053075531
(2019-Jul-25.22205308)
6.9124e-05 TDB
period 1405.778956366938
3.85
7.7173e-06
2.113e-08
d
yr
n .2560857796096019 1.4058e-09 deg/d
Q 2.779643999046454 1.0173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2103  
   data-arc span      22800 days (62.42 yr)  
   first obs. used      1958-04-08  
   last obs. used      2020-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48598  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:04:46  

Additional Information
 Earth MOID = 1.13961 au 
 Jupiter MOID = 2.19478 au 
 T_jup = 3.479 
[ 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 13.71   n/a E2021B10  
diameter diameter 9.290 km 1.400 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.074   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2923 Schuyler (1977 DA)          Discovered 1977-Feb-22 by Harvard College at Agassiz Station
Discovered at Oak Ridge Observatory (until 1981 Harvard College's Agassiz Station). The principal observers are R. E. McCrosky, C.-Y. Shao, G. Schwartz, and J. H. Bulger, with some assistance from others.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1977 DA = 1958 GG = 1977 DF3 = 1979 SP11 = 1981 EY24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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