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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1325372885630994 3.7098e-08  
a 2.454862411186556 9.1508e-09 au
q 2.129501603412417 9.1136e-08 au
i 2.873756220666788 4.2621e-06 deg
node 350.6355609344894 7.6668e-05 deg
peri 173.1304154787424 7.8226e-05 deg
M 180.7645986189754 1.7833e-05 deg
tp 2460095.956085295017
(2023-May-31.45608529)
7.1376e-05 TDB
period 1404.879776908092
3.85
7.8553e-06
2.151e-08
d
yr
n .2562496847896128 1.4328e-09 deg/d
Q 2.780223218960694 1.0364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2131  
   data-arc span      23099 days (63.24 yr)  
   first obs. used      1958-04-08  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48525  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 13:26:51  

Additional Information
 Earth MOID = 1.13798 au 
 Jupiter MOID = 2.19334 au 
 T_jup = 3.480 
[ 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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