Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 ]

[ hide orbit diagram ]

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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 105 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1585210357365844 3.7197e-08  
a 3.169597607308906 1.2894e-08 au
q 2.667149711730099 1.1489e-07 au
i 11.51875983397105 4.8856e-06 deg
node 84.22160268522887 2.1256e-05 deg
peri 71.84196676624998 2.6392e-05 deg
M 81.85116398447261 1.4978e-05 deg
tp 2458531.873351229712
(2019-Feb-17.37335123)
8.5732e-05 TDB
period 2061.126382873525
5.64
1.2577e-05
3.443e-08
d
yr
n .1746617786232521 1.0658e-09 deg/d
Q 3.672045502887714 1.4938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2558  
   data-arc span      43639 days (119.48 yr)  
   first obs. used      1901-02-13  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42419  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:16:57  

Additional Information
 Earth MOID = 1.70553 au 
 Jupiter MOID = 1.51866 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 8.0   n/a MPO492754 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 32.645 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2014) Minor Planet Bull. 41, 226-230.]
[Pilcher, F. (2019) Minor Planet Bull. 46, 360-363.]
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1905-Jul-05 00:55 00:02 Jupiter 1.87916798250954 1.8791668754994 1.87916908952149 3.70601179438792 3.58232280415135 2417031.538429772 1.94312483368969 144.38175510737 27.734146812891 -76.2899641583264 1474949.7960032 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
1915-Dec-04 13:51 00:02 Jupiter 1.55600470218466 1.55600400042291 1.55600540395667 0.966003464336674 n/a 2420836.077203025 2.04442232046021 363.225117917052 29.1974776688863 -86.9458252727694 7958728.44312907 F 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
1926-Apr-20 03:58 00:02 Jupiter 1.5682945446729 1.56829385900001 1.56829523034516 2.11628169233953 1.84349267664793 2424625.665201742 1.52412191580683 105.673752319331 51.3034444940068 76.8200653635948 1040632.17066825 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
1936-Nov-09 14:16 00:01 Jupiter 1.96926051518675 1.9692596866057 1.9692613437678 3.82343096177788 3.70922903999864 2428482.094599436 1.173130115427 73.6147081668016 34.469717186714 -80.4417153437624 2309503.74832786 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
2011-Sep-06 00:11 < 00:01 Jupiter 1.66623990567056 1.66623933386881 1.66624047747213 2.50656793806273 2.29481926949591 2455810.507560856 0.307890684657804 142.292457342855 18.8705143008423 -83.62358538527 1727897.65854896 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
2022-Jan-14 03:50 < 00:01 Jupiter 1.50703641791379 1.50703579039852 1.5070370454292 0.834810434974033 n/a 2459593.659874559 0.532334769973522 55.507681241996 27.0464998639981 -71.0551029904592 7990981.03418992 F 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
2032-Jun-29 09:05 < 00:01 Jupiter 1.73904953339757 1.73904878405778 1.73905028273717 2.88523092116141 2.71116879975895 2463412.878409605 0.679389256571142 63.5516972138638 26.9730631644228 86.24394154491 1694048.83486922 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
2107-May-13 16:02 00:02 Jupiter 1.85635205661368 1.85635056712033 1.85635354611168 3.81216682060835 3.690535081666 2490758.168155635 1.92351287230155 188.257917524218 27.5486228692662 -72.5813194043534 1604743.80323886 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
2117-Nov-06 22:41 00:02 Jupiter 1.53219832626357 1.53219752816761 1.53219912435456 1.47670605839662 1.0368367247657 2494588.445267678 2.47094840012948 672.100389287971 219.511864470684 -4.34049751530326 457437.170986176 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
2128-Mar-13 05:24 00:03 Jupiter 1.58345847692145 1.58345734323815 1.58345961059971 1.64062051855793 1.27349796466799 2498367.724871133 2.70618330669097 342.691660795583 94.1439106444875 -7.66385196246874 516805.65670063 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17
2138-Sep-17 04:54 00:03 Jupiter 1.96772738187874 1.96772532747037 1.96772943628794 3.78144282762949 3.66584169876486 2502207.703880782 2.60593555568939 129.425736998678 43.7148977687312 -51.1511300348429 1613316.98105633 T 105 CATAB v2.0f-lin.ifort 2020-Aug-24 22:17:12 2020-Aug-24 22:17

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-24 16:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin