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BUG: Fix APEX handling on 2020-2025 & 2025+ #109

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Merged
aaronjridley merged 1 commit into from
Sep 4, 2026
+16 −4
Merged

BUG: Fix APEX handling on 2020-2025 & 2025+ #109

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20 changes: 16 additions & 4 deletions src/apex_more.f90
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Original file line number Diff line number Diff line change
Expand Up @@ -590,7 +590,7 @@ subroutine cofrm(date)
-0.3, -0.4, -0.5/)

!
g2(1:80, 8) = (/ & ! 2026
g2(1:80, 8) = (/ & ! 2025-2030
12.6, 10.0, -21.5, -11.2, -5.3, -27.3, &
-8.3, -11.1, -1.5, -4.4, 3.8, 0.4, &
-0.2, -15.6, -3.9, -1.7, -2.3, -1.3, &
Expand Down Expand Up @@ -644,14 +644,26 @@ subroutine cofrm(date)
tc = -0.2
t = 0.2
endif
else ! date >= 2020
t = date - 2020.0
else if (date < 2025.) then
t = 0.2*(date - 2020.0)
tc = 1.0 - t
if (isv .eq. 1) then
tc = -0.2
t = 0.2
endif
ll = n1*ncn1 + 5*n2
nmx = 13
nc = nmx*(nmx + 2)
kmx = (nmx + 1)*(nmx + 2)/2
else ! date >= 2025
! Extrapolate from the last main-field epoch
t = date - 2025.0
tc = 1.0
if (isv .eq. 1) then
t = 1.0
tc = 0.0
endif
ll = 3255
ll = n1*ncn1 + 6*n2
nmx = 13
nc = nmx*(nmx + 2)
kmx = (nmx + 1)*(nmx + 2)/2
Expand Down
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