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1224 Fantasia (1927 SD)
Classification: Main-belt Asteroid          SPK-ID: 2001224
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1992287425766591 4.4516e-08  
a 2.303502181604698 5.4867e-09 au
q 1.844578338441003 1.0269e-07 au
i 7.889230302801248 3.4834e-06 deg
node 258.0771108098978 3.3328e-05 deg
peri 129.4547554412804 3.4305e-05 deg
M 160.7440483738162 9.2739e-06 deg
tp 2458430.317649614939
(2018-Nov-07.81764961)
3.2305e-05 TDB
period 1276.971982572377
3.50
4.5624e-06
1.249e-08
d
yr
n .281916913536978 1.0072e-09 deg/d
Q 2.762426024768393 6.5798e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2786  
   data-arc span      31301 days (85.70 yr)  
   first obs. used      1934-10-05  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39136  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:28:05  

Additional Information
 Earth MOID = .861732 au 
 Jupiter MOID = 2.70982 au 
 T_jup = 3.551 
[ 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 MPO502165 IRAS observations used: 15
diameter diameter 13.816 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 4.995 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Alton, K.B. (2019) Minor Planet Bull. 46, 114-117.]
geometric albedo albedo 0.264   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.929   0.029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=17.08 deg.
U-B UB 0.441   0.049 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=17.08 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

1224 Fantasia (1927 SD)          Discovered 1927-Aug-29 by Belyavskij, S. and Ivanov, N. at Simeis
Independent discovery Sept. 17 by E. Delporte, Uccle, was announced first.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1927 SD = 1934 TO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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