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JPL Small-Body Database Browser
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488 Kreusa (A902 MC)
Classification: Main-belt Asteroid          SPK-ID: 2000488
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 102 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1584787440298834 4.0273e-08  
a 3.167262904260684 1.4422e-08 au
q 2.66531905718101 1.2661e-07 au
i 11.52046412369175 5.0857e-06 deg
node 84.21884852289254 2.2835e-05 deg
peri 71.55584672726098 2.8057e-05 deg
M 12.19679033182419 1.5603e-05 deg
tp 2458530.746234715564
(2019-Feb-16.24623472)
8.9224e-05 TDB
period 2058.84948574344
5.64
1.4063e-05
3.85e-08
d
yr
n .1748549383977945 1.1943e-09 deg/d
Q 3.669206751340357 1.6708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2185  
   data-arc span      43185 days (118.23 yr)  
   first obs. used      1901-02-13  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44864  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:08:22  

Additional Information
 Earth MOID = 1.70416 au 
 Jupiter MOID = 1.52263 au 
 T_jup = 3.152 
[ 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 7.81   n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 20
diameter diameter 168.117 km 2.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 32.666 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Stephens, R.D. (2014) Minor Planet Bull. 41, 226-230.]
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.691   0.006 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=7.94, mean=12.60, max.=17.25) deg.
U-B UB 0.368   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=7.94, mean=12.60, max.=17.25) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 4 color indices

488 Kreusa (A902 MC)          Discovered 1902-Jun-26 by Wolf, M. and Carnera, L. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A902 MC = 1947 KH = 1977 YD = A901 CA = A905 XA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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