Orbital and insolation data from A. Berger, December 1990

Berger A.
Institut d'Astronomie et de Geophysique G. Lemaitre 
Universite Catholique de Louvain 
2, Chemin du Cyclotron 
B1348    Louvain-la-Neuve
BELGIUM

Phone:    32-10-473303
          32-10-473297
FAX:      32-10-474722
telex:    59065 ipl-b
E-mail:   berger@astr.ucl.ac.be
          loutre@astr.ucl.ac.be

Reference: 
    Berger A. and Loutre M.F., 1991, Insolation values for the climate 
           of the last 10 million of years. Quaternary Sciences Review,
           Vol. 10 No. 4 pp. 297-317, 1991.

The 3 files hereunder contain respectively: 

1. File ORBIT91: 0-5 Myr B.P.
    . first column  : time in kyr (negative for the past; origin (0) 
                      is 1950 A.D.)
    . second column : eccentricity, ECC 
    . third column  : longitude of perihelion from moving vernal equinox in 
                      degree and decimals, OMEGA
    . fourth column : obliquity in degree and decimals, OBL 
    . fifth column  : climatic precession, ECC . SIN(OMEGA) 
    . sixth column  : mid-month insolation 65N for July in W/m**2 
    . seventh column: mid-month insolation 65S for January in W/m**2 
    . eighth column : mid-month insolation 15N for July in W/m**2
    . nineth column : mid-month insolation 15S for January in W/m**2
      
 2. File INSOL91.DEC: 0-1 Myr B.P.
    . first column  : time in kyr (negative for the past; origin (0) 
                      is 1950 A.D.)
    . second to eighth column: mid-month insolation 90N, 60N, 30N, 0,
                               30S, 60S, 90S for December in W/m**2
      
 3. File INSOL91.JUN: 0-1 Myr B.P.
    . first column  : time in kyr (negative for the past; origin (0) 
                      is 1950 A.D.)
    . second to eighth column: mid-month insolation 90N, 60N, 30N, 0,
                               30S, 60S, 90S for June in W/m**2

Any other information can be obtained from A. Berger.