Every ingress of the Sun and planets, chronologically, with the exact UTC instant. Retrograde re-entries are marked.
In 1912 the Sun and planets change signs 55 times. Outer-planet ingresses: Uranus enters Aquarius on Jan 30, 1912, 22:38 UTC; Saturn enters Gemini on Jul 7, 1912, 06:11 UTC; Uranus enters Capricorn on Sep 4, 1912, 16:55 UTC (retrograde re-entry); Pluto enters Cancer on Sep 10, 1912, 16:27 UTC; Pluto enters Gemini on Oct 20, 1912, 08:21 UTC (retrograde re-entry); Uranus enters Aquarius on Nov 12, 1912, 08:37 UTC; Saturn enters Taurus on Nov 30, 1912, 18:20 UTC (retrograde re-entry).
| Instant (UTC) | Planet | From | Into |
|---|---|---|---|
| Jan 4, 1912, 18:38 UTC | ♀ Venus | Scorpio | Sagittarius |
| Jan 15, 1912, 07:15 UTC | ☿ Mercury | Sagittarius | Capricorn |
| Jan 21, 1912, 09:29 UTC | ☉ Sun | Capricorn | Aquarius |
| Jan 29, 1912, 22:44 UTC | ♀ Venus | Sagittarius | Capricorn |
| Jan 30, 1912, 21:02 UTC | ♂ Mars | Taurus | Gemini |
| Jan 30, 1912, 22:38 UTC | ♅ Uranus | Capricorn | Aquarius |
| Feb 7, 1912, 02:24 UTC | ☿ Mercury | Capricorn | Aquarius |
| Feb 19, 1912, 23:55 UTC | ☉ Sun | Aquarius | Pisces |
| Feb 23, 1912, 15:29 UTC | ♀ Venus | Capricorn | Aquarius |
| Feb 25, 1912, 06:32 UTC | ☿ Mercury | Aquarius | Pisces |
| Mar 12, 1912, 01:26 UTC | ☿ Mercury | Pisces | Aries |
| Mar 19, 1912, 03:48 UTC | ♀ Venus | Aquarius | Pisces |
| Mar 20, 1912, 23:29 UTC | ☉ Sun | Pisces | Aries |
| Apr 5, 1912, 11:31 UTC | ♂ Mars | Gemini | Cancer |
| Apr 12, 1912, 14:50 UTC | ♀ Venus | Pisces | Aries |
| Apr 20, 1912, 11:13 UTC | ☉ Sun | Aries | Taurus |
| May 7, 1912, 01:56 UTC | ♀ Venus | Aries | Taurus |
| May 16, 1912, 19:54 UTC | ☿ Mercury | Aries | Taurus |
| May 21, 1912, 10:57 UTC | ☉ Sun | Taurus | Gemini |
| May 28, 1912, 08:15 UTC | ♂ Mars | Cancer | Leo |
| May 31, 1912, 13:18 UTC | ♀ Venus | Taurus | Gemini |
| Jun 5, 1912, 05:10 UTC | ☿ Mercury | Taurus | Gemini |
| Jun 19, 1912, 09:00 UTC | ☿ Mercury | Gemini | Cancer |
| Jun 21, 1912, 19:17 UTC | ☉ Sun | Gemini | Cancer |
| Jun 25, 1912, 00:12 UTC | ♀ Venus | Gemini | Cancer |
| Jul 4, 1912, 09:00 UTC | ☿ Mercury | Cancer | Leo |
| Jul 7, 1912, 06:11 UTC | ♄ Saturn | Taurus | Gemini |
| Jul 17, 1912, 02:43 UTC | ♂ Mars | Leo | Virgo |
| Jul 19, 1912, 09:44 UTC | ♀ Venus | Cancer | Leo |
| Jul 23, 1912, 06:14 UTC | ☉ Sun | Cancer | Leo |
| Jul 26, 1912, 08:13 UTC | ☿ Mercury | Leo | Virgo |
| Aug 12, 1912, 17:43 UTC | ♀ Venus | Leo | Virgo |
| Aug 21, 1912, 03:21 UTC | ☿ Mercury ℞ | Virgo | Leo |
| Aug 23, 1912, 13:02 UTC | ☉ Sun | Leo | Virgo |
| Sep 2, 1912, 17:03 UTC | ♂ Mars | Virgo | Libra |
| Sep 4, 1912, 16:55 UTC | ♅ Uranus ℞ | Aquarius | Capricorn |
| Sep 6, 1912, 00:53 UTC | ♀ Venus | Virgo | Libra |
| Sep 10, 1912, 16:27 UTC | ♇ Pluto | Gemini | Cancer |
| Sep 10, 1912, 17:07 UTC | ☿ Mercury | Leo | Virgo |
| Sep 23, 1912, 10:08 UTC | ☉ Sun | Virgo | Libra |
| Sep 28, 1912, 07:27 UTC | ☿ Mercury | Virgo | Libra |
| Sep 30, 1912, 08:27 UTC | ♀ Venus | Libra | Scorpio |
| Oct 15, 1912, 18:58 UTC | ☿ Mercury | Libra | Scorpio |
| Oct 18, 1912, 02:39 UTC | ♂ Mars | Libra | Scorpio |
| Oct 20, 1912, 08:21 UTC | ♇ Pluto ℞ | Cancer | Gemini |
| Oct 23, 1912, 18:50 UTC | ☉ Sun | Libra | Scorpio |
| Oct 24, 1912, 17:25 UTC | ♀ Venus | Scorpio | Sagittarius |
| Nov 4, 1912, 14:46 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Nov 12, 1912, 08:37 UTC | ♅ Uranus | Capricorn | Aquarius |
| Nov 18, 1912, 05:03 UTC | ♀ Venus | Sagittarius | Capricorn |
| Nov 22, 1912, 15:48 UTC | ☉ Sun | Scorpio | Sagittarius |
| Nov 30, 1912, 07:40 UTC | ♂ Mars | Scorpio | Sagittarius |
| Nov 30, 1912, 18:20 UTC | ♄ Saturn ℞ | Gemini | Taurus |
| Dec 12, 1912, 22:23 UTC | ♀ Venus | Capricorn | Aquarius |
| Dec 22, 1912, 04:44 UTC | ☉ Sun | Sagittarius | Capricorn |