diff --git a/_kosmorro/dumper.py b/_kosmorro/dumper.py
index a253e45..5838241 100644
--- a/_kosmorro/dumper.py
+++ b/_kosmorro/dumper.py
@@ -25,10 +25,11 @@ import subprocess
 import shutil
 from pathlib import Path
 
+import kosmorrolib
 from tabulate import tabulate
 from termcolor import colored
 
-from kosmorrolib import AsterEphemerides, Event
+from kosmorrolib import AsterEphemerides, Event, EventType
 from kosmorrolib.model import ASTERS, MoonPhase
 
 from .i18n.utils import _, FULL_DATE_FORMAT, SHORT_DATETIME_FORMAT, TIME_FORMAT
@@ -89,6 +90,15 @@ class Dumper(ABC):
 
 
 class JsonDumper(Dumper):
+    SUPPORTED_EVENTS = [
+        EventType.OPPOSITION,
+        EventType.CONJUNCTION,
+        EventType.OCCULTATION,
+        EventType.MAXIMAL_ELONGATION,
+        EventType.PERIGEE,
+        EventType.APOGEE,
+    ]
+
     def to_string(self):
         return json.dumps(
             {
@@ -96,11 +106,18 @@ class JsonDumper(Dumper):
                     ephemeris.serialize() for ephemeris in self.ephemerides
                 ],
                 "moon_phase": self.moon_phase.serialize(),
-                "events": [event.serialize() for event in self.events],
+                "events": list(self.get_events()),
             },
             indent=4,
         )
 
+    def get_events(self) -> [{str: any}]:
+        for event in self.events:
+            if event.event_type not in self.SUPPORTED_EVENTS:
+                continue
+
+            yield event.serialize()
+
 
 class TextDumper(Dumper):
     def to_string(self):
diff --git a/_kosmorro/locales/messages.pot b/_kosmorro/locales/messages.pot
index 3922fe5..ce59b19 100644
--- a/_kosmorro/locales/messages.pot
+++ b/_kosmorro/locales/messages.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2022-01-12 13:59+0100\n"
+"POT-Creation-Date: 2022-02-04 13:30+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -27,76 +27,76 @@ msgid ""
 "offset format."
 msgstr ""
 
-#: _kosmorro/dumper.py:120
+#: _kosmorro/dumper.py:137
 msgid "Expected events:"
 msgstr ""
 
-#: _kosmorro/dumper.py:127
+#: _kosmorro/dumper.py:144
 msgid "Note: All the hours are given in UTC."
 msgstr ""
 
-#: _kosmorro/dumper.py:134
+#: _kosmorro/dumper.py:151
 msgid "Note: All the hours are given in the UTC{offset} timezone."
 msgstr ""
 
-#: _kosmorro/dumper.py:202 _kosmorro/dumper.py:335
+#: _kosmorro/dumper.py:219 _kosmorro/dumper.py:352
 msgid "Object"
 msgstr ""
 
-#: _kosmorro/dumper.py:203 _kosmorro/dumper.py:336
+#: _kosmorro/dumper.py:220 _kosmorro/dumper.py:353
 msgid "Rise time"
 msgstr ""
 
-#: _kosmorro/dumper.py:204 _kosmorro/dumper.py:338
+#: _kosmorro/dumper.py:221 _kosmorro/dumper.py:355
 msgid "Culmination time"
 msgstr ""
 
-#: _kosmorro/dumper.py:205 _kosmorro/dumper.py:340
+#: _kosmorro/dumper.py:222 _kosmorro/dumper.py:357
 msgid "Set time"
 msgstr ""
 
-#: _kosmorro/dumper.py:236
+#: _kosmorro/dumper.py:253
 msgid "Moon phase is unavailable for this date."
 msgstr ""
 
-#: _kosmorro/dumper.py:240 _kosmorro/dumper.py:344
+#: _kosmorro/dumper.py:257 _kosmorro/dumper.py:361
 msgid "Moon phase:"
 msgstr ""
 
-#: _kosmorro/dumper.py:244
+#: _kosmorro/dumper.py:261
 msgid "{next_moon_phase} on {next_moon_phase_date} at {next_moon_phase_time}"
 msgstr ""
 
-#: _kosmorro/dumper.py:308
+#: _kosmorro/dumper.py:325
 msgid "Overview of your sky"
 msgstr ""
 
-#: _kosmorro/dumper.py:316
+#: _kosmorro/dumper.py:333
 msgid ""
 "This document summarizes the ephemerides and the events of {date}. It "
 "aims to help you to prepare your observation session. All the hours are "
 "given in {timezone}."
 msgstr ""
 
-#: _kosmorro/dumper.py:326
+#: _kosmorro/dumper.py:343
 msgid ""
 "Don't forget to check the weather forecast before you go out with your "
 "equipment."
 msgstr ""
 
-#: _kosmorro/dumper.py:333
+#: _kosmorro/dumper.py:350
 msgid "Ephemerides of the day"
 msgstr ""
 
-#: _kosmorro/dumper.py:342
+#: _kosmorro/dumper.py:359
 msgid "hours"
 msgstr ""
 
-#: _kosmorro/dumper.py:349
+#: _kosmorro/dumper.py:366
 msgid "Expected events"
 msgstr ""
 
-#: _kosmorro/dumper.py:503
+#: _kosmorro/dumper.py:520
 msgid ""
 "Building PDF was not possible, because some dependencies are not "
 "installed.\n"
@@ -104,7 +104,7 @@ msgid ""
 "pdf/ for more information."
 msgstr ""
 
-#: _kosmorro/dumper.py:556
+#: _kosmorro/dumper.py:573
 #, python-format
 msgid ""
 "An error occurred during the compilation of the PDF.\n"