Every ingress of the Sun and planets, chronologically, with the exact UTC instant. Retrograde re-entries are marked.
In 1939 the Sun and planets change signs 54 times. Outer-planet ingresses: Pluto enters Cancer on Feb 7, 1939, 12:56 UTC (retrograde re-entry); Jupiter enters Aries on May 11, 1939, 14:08 UTC; Pluto enters Leo on Jun 14, 1939, 04:49 UTC; Saturn enters Taurus on Jul 6, 1939, 05:44 UTC; Saturn enters Aries on Sep 22, 1939, 05:19 UTC (retrograde re-entry); Jupiter enters Pisces on Oct 30, 1939, 00:46 UTC (retrograde re-entry); Jupiter enters Aries on Dec 20, 1939, 17:02 UTC.
| Instant (UTC) | Planet | From | Into |
|---|---|---|---|
| Jan 4, 1939, 21:48 UTC | ♀ Venus | Scorpio | Sagittarius |
| Jan 12, 1939, 07:57 UTC | ☿ Mercury | Sagittarius | Capricorn |
| Jan 20, 1939, 22:51 UTC | ☉ Sun | Capricorn | Aquarius |
| Jan 29, 1939, 09:49 UTC | ♂ Mars | Scorpio | Sagittarius |
| Feb 1, 1939, 17:57 UTC | ☿ Mercury | Capricorn | Aquarius |
| Feb 6, 1939, 09:20 UTC | ♀ Venus | Sagittarius | Capricorn |
| Feb 7, 1939, 12:56 UTC | ♇ Pluto ℞ | Leo | Cancer |
| Feb 19, 1939, 08:10 UTC | ☿ Mercury | Aquarius | Pisces |
| Feb 19, 1939, 13:09 UTC | ☉ Sun | Aquarius | Pisces |
| Mar 5, 1939, 13:29 UTC | ♀ Venus | Capricorn | Aquarius |
| Mar 7, 1939, 09:14 UTC | ☿ Mercury | Pisces | Aries |
| Mar 21, 1939, 07:25 UTC | ♂ Mars | Sagittarius | Capricorn |
| Mar 21, 1939, 12:28 UTC | ☉ Sun | Pisces | Aries |
| Mar 31, 1939, 08:34 UTC | ♀ Venus | Aquarius | Pisces |
| Apr 20, 1939, 23:55 UTC | ☉ Sun | Aries | Taurus |
| Apr 25, 1939, 14:28 UTC | ♀ Venus | Pisces | Aries |
| May 11, 1939, 14:08 UTC | ♃ Jupiter | Pisces | Aries |
| May 14, 1939, 13:43 UTC | ☿ Mercury | Aries | Taurus |
| May 20, 1939, 14:13 UTC | ♀ Venus | Aries | Taurus |
| May 21, 1939, 23:27 UTC | ☉ Sun | Taurus | Gemini |
| May 25, 1939, 00:19 UTC | ♂ Mars | Capricorn | Aquarius |
| May 31, 1939, 02:46 UTC | ☿ Mercury | Taurus | Gemini |
| Jun 13, 1939, 23:01 UTC | ☿ Mercury | Gemini | Cancer |
| Jun 14, 1939, 04:49 UTC | ♇ Pluto | Cancer | Leo |
| Jun 14, 1939, 10:11 UTC | ♀ Venus | Taurus | Gemini |
| Jun 22, 1939, 07:39 UTC | ☉ Sun | Gemini | Cancer |
| Jun 30, 1939, 06:41 UTC | ☿ Mercury | Cancer | Leo |
| Jul 6, 1939, 05:44 UTC | ♄ Saturn | Aries | Taurus |
| Jul 9, 1939, 02:24 UTC | ♀ Venus | Gemini | Cancer |
| Jul 21, 1939, 19:31 UTC | ♂ Mars ℞ | Aquarius | Capricorn |
| Jul 23, 1939, 18:37 UTC | ☉ Sun | Cancer | Leo |
| Aug 2, 1939, 14:11 UTC | ♀ Venus | Cancer | Leo |
| Aug 24, 1939, 01:31 UTC | ☉ Sun | Leo | Virgo |
| Aug 26, 1939, 21:24 UTC | ♀ Venus | Leo | Virgo |
| Sep 7, 1939, 04:58 UTC | ☿ Mercury | Leo | Virgo |
| Sep 20, 1939, 01:02 UTC | ♀ Venus | Virgo | Libra |
| Sep 22, 1939, 05:19 UTC | ♄ Saturn ℞ | Taurus | Aries |
| Sep 23, 1939, 07:48 UTC | ☿ Mercury | Virgo | Libra |
| Sep 23, 1939, 22:49 UTC | ☉ Sun | Virgo | Libra |
| Sep 24, 1939, 01:13 UTC | ♂ Mars | Capricorn | Aquarius |
| Oct 11, 1939, 05:20 UTC | ☿ Mercury | Libra | Scorpio |
| Oct 14, 1939, 02:41 UTC | ♀ Venus | Libra | Scorpio |
| Oct 24, 1939, 07:46 UTC | ☉ Sun | Libra | Scorpio |
| Oct 30, 1939, 00:46 UTC | ♃ Jupiter ℞ | Aries | Pisces |
| Nov 1, 1939, 07:03 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Nov 7, 1939, 03:40 UTC | ♀ Venus | Scorpio | Sagittarius |
| Nov 19, 1939, 15:56 UTC | ♂ Mars | Aquarius | Pisces |
| Nov 23, 1939, 04:58 UTC | ☉ Sun | Scorpio | Sagittarius |
| Dec 1, 1939, 04:52 UTC | ♀ Venus | Sagittarius | Capricorn |
| Dec 3, 1939, 07:22 UTC | ☿ Mercury ℞ | Sagittarius | Scorpio |
| Dec 13, 1939, 19:16 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Dec 20, 1939, 17:02 UTC | ♃ Jupiter | Pisces | Aries |
| Dec 22, 1939, 18:06 UTC | ☉ Sun | Sagittarius | Capricorn |
| Dec 25, 1939, 07:25 UTC | ♀ Venus | Capricorn | Aquarius |