This is the Web Edition of "A Trip Into Space", a Coimbra-based electronic book on space science. Both the texts and the photos are by courtesy of National Aeronautics and Space Administration.

Asteroid Fact Sheet

   Asteroid         Diameter      ~Mass    Rotation    Orbital   Spectral   Semimajor     Orbital        Orbital       Number
Number and Name       (km)       1015 kg     Period     Period     Class       Axis      Eccentricity   Inclination    and Name
---------------     --------     -------   --------    -------   --------   ---------    ------------   -----------    -------- 
   1 Ceres         960 x 932     870,000   9.075 hrs   4.60 yrs      C       2.766 AU       0.0779       10.58 deg      1 Ceres
   2 Pallas     570 x 525 x 482  318,000   7.811 hrs   4.61 yrs      U       2.776 AU       0.2309       34.85 deg      2 Pallas
   3 Juno             240         20,000   7.210 hrs   4.36 yrs      S       2.669 AU       0.2579       12.97 deg      3 Juno
   4 Vesta            530        300,000   5.342 hrs   3.63 yrs      U       2.361 AU       0.0903        7.13 deg      4 Vesta 
  45 Eugenia          214                  5.699 hrs   4.49 yrs     FC       2.721 AU       0.083         6.61 deg     45 Eugenia
 140 Siwa             110                 18.5   hrs   4.52 yrs              2.732 AU       0.2009        1.97 deg    140 Siwa
 243 Ida            58 x 23        100     4.633 hrs   4.84 yrs      S       2.861 AU       0.0451        1.14 deg    243 Ida
 253 Mathilde     66 x 48 x 46    103.3  417.7   hrs   4.31 yrs      C       2.646 AU       0.2660        6.71 deg    253 Mathilde                                  
 433 Eros         33 x 13 x 13      7.2    5.270 hrs   1.76 yrs      S       1.458 AU       0.2230       10.83 deg    433 Eros
 951 Gaspra       19 x 12 x 11      10     7.042 hrs   3.29 yrs      S       2.209 AU       0.1738        4.10 deg    951 Gaspra
1566 Icarus           1.4         0.001    2.273 hrs   1.12 yrs      U       1.078 AU       0.8268       22.86 deg   1566 Icarus            
1620 Geographos       2.0         0.004    5.222 hrs   1.39 yrs      S       1.246 AU       0.3354       13.34 deg   1620 Geographos 
1862 Apollo           1.6         0.002    3.063 hrs   1.81 yrs      S       1.471 AU       0.5600        6.36 deg   1862 Apollo
2060 Chiron           180         4000     5.9   hrs   50.7 yrs      B      13.633 AU       0.3801        6.94 deg   2060 Chiron
2530 Shipka                                            5.25 yrs              3.019 AU       0.1237       10.10 deg   2530 Shipka
2703 Rodari                                            3.25 yrs              2.194 AU       0.0572        6.04 deg   2703 Rodari
3352 McAuliffe       2 - 5                             2.57 yrs              1.879 AU       0.3686        4.77 deg   3352 McAuliffe
3840 Mimistrobell                                      3.38 yrs              2.249 AU       0.0831        3.92 deg   3840 Mimistrobell
4179 Toutatis   4.6 x 2.4 x 1.9   0.05   130.    hrs   3.98 yrs      S       2.512 AU       0.6339        0.47 deg   4179 Toutatis
4660 Nereus             2                              1.82 yrs              1.490 AU       0.3603        1.42 deg   4660 Nereus
4769 Castalia      1.8 x 0.8      0.0005               1.10 yrs              1.063 AU       0.4831        8.89 deg   4769 Castalia  
4979 Otawara         18.9                              3.19 yrs              2.168 AU       0.1170        0.41 deg   4979 Otawara
9969 Braille       2.2 x 1.0                           3.58 yrs              2.341 AU       0.4336       29.0  deg        1992 KD

Last Update: 2004-Jun-06