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JPL Small-Body Database Browser
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1228 Scabiosa (1931 TU)
Classification: Main-belt Asteroid          SPK-ID: 2001228
[ 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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04195737336618397 3.3679e-08  
a 2.768056709428903 9.4467e-09 au
q 2.651916320572623 9.4567e-08 au
i 3.280411189127232 3.7067e-06 deg
node 307.9121020153569 6.081e-05 deg
peri 209.0978485423443 7.4723e-05 deg
M 213.875461020266 4.4044e-05 deg
tp 2459283.281200773895
(2021-Mar-09.78120077)		 0.00020655 TDB
period 1682.135211476645
4.61		 8.6111e-06
2.358e-08		 d
yr
n .2140137115874161 1.0956e-09 deg/d
Q 2.884197098285182 9.843e-09 au
   Orbit Determination Parameters
   # obs. used (total)      3067  
   data-arc span      32202 days (88.16 yr)  
   first obs. used      1931-10-05  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 20:55:55  

Additional Information
 Earth MOID = 1.66215 au 
 Jupiter MOID = 2.10264 au 
 T_jup = 3.335 
[ 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 11.5   n/a MPO452176  
diameter diameter 14.685 km 1.704 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.249   0.262 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1228 Scabiosa (1931 TU)          Discovered 1931-Oct-05 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1931 TU = 1949 QO = 1949 QU1 = 1954 QP = 1954 TF = 1978 XL1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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