minor in coordchange (#56)

* minor in coordchange

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* added also pe in output

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: SimoneA96

PyART/analytic/coordschange.py

@@ -271,6 +271,10 @@ def eob_ID_to_ADM(eob_Wave, verbose=False, PN_order=2, rotate_on_x_axis=True):
         'x2' : x coordinate of puncture 2
         'D' : coordinate separation between punctures
         'x_offset' : offset to be added to x coordinates
+        'qe' : EOB coordinates (x,y)
+        'pe' : EOB momenta (px, py), mu-normalized
+        'qe_chk' : EOB coordinates (x,y), EOB->ADM->EOB
+        'pe_chk' : EOB momenta (px, py), mu-normalized, EOB->ADM->EOB
     """
     # Get info from EOB dynamics
     q = eob_Wave.pars["q"]
@@ -308,6 +312,8 @@ def eob_ID_to_ADM(eob_Wave, verbose=False, PN_order=2, rotate_on_x_axis=True):
     x2 = -d_ADM * q / (q + 1)
     x_offset = -b_par + d_ADM / (q + 1)
 
+    qe_check, pe_check = Adm2Eob(qa, pa, nu, PN_order=PN_order)
+
     # wrap output
     out = {
         "q_cart": qa,
@@ -318,12 +324,13 @@ def eob_ID_to_ADM(eob_Wave, verbose=False, PN_order=2, rotate_on_x_axis=True):
         "x2": x2,
         "D": d_ADM,
         "x_offset": x_offset,
+        "qe": qe,
+        "pe": pe,
+        "qe_chk": qe_check,  # EOB->ADM->EOB
+        "pe_chk": pe_check,  # EOB->ADM->EOB
     }
 
     if verbose:
-        # for testing
-        qe_check, pe_check = Adm2Eob(qa, pa, nu, PN_order=PN_order)
-
         dashes = "-" * 50
         print("{}\nPunctures\n{}".format(dashes, dashes))
         print("b_par    : {:.15f}".format(b_par))