Every ingress of the Sun and planets, chronologically, with the exact UTC instant. Retrograde re-entries are marked.
In 1917 the Sun and planets change signs 53 times. Outer-planet ingresses: Jupiter enters Taurus on Feb 12, 1917, 15:57 UTC; Saturn enters Leo on Jun 24, 1917, 13:53 UTC; Jupiter enters Gemini on Jun 29, 1917, 23:51 UTC.
| Instant (UTC) | Planet | From | Into |
|---|---|---|---|
| Jan 1, 1917, 17:07 UTC | ☿ Mercury | Capricorn | Aquarius |
| Jan 9, 1917, 12:55 UTC | ♂ Mars | Capricorn | Aquarius |
| Jan 15, 1917, 10:46 UTC | ♀ Venus | Sagittarius | Capricorn |
| Jan 18, 1917, 04:29 UTC | ☿ Mercury ℞ | Aquarius | Capricorn |
| Jan 20, 1917, 14:37 UTC | ☉ Sun | Capricorn | Aquarius |
| Feb 8, 1917, 11:51 UTC | ♀ Venus | Capricorn | Aquarius |
| Feb 12, 1917, 15:57 UTC | ♃ Jupiter | Aries | Taurus |
| Feb 15, 1917, 03:21 UTC | ☿ Mercury | Capricorn | Aquarius |
| Feb 16, 1917, 13:33 UTC | ♂ Mars | Aquarius | Pisces |
| Feb 19, 1917, 05:05 UTC | ☉ Sun | Aquarius | Pisces |
| Mar 4, 1917, 13:09 UTC | ♀ Venus | Aquarius | Pisces |
| Mar 8, 1917, 15:33 UTC | ☿ Mercury | Aquarius | Pisces |
| Mar 21, 1917, 04:37 UTC | ☉ Sun | Pisces | Aries |
| Mar 25, 1917, 11:35 UTC | ☿ Mercury | Pisces | Aries |
| Mar 26, 1917, 17:40 UTC | ♂ Mars | Pisces | Aries |
| Mar 28, 1917, 16:01 UTC | ♀ Venus | Pisces | Aries |
| Apr 9, 1917, 05:43 UTC | ☿ Mercury | Aries | Taurus |
| Apr 20, 1917, 16:18 UTC | ☉ Sun | Aries | Taurus |
| Apr 21, 1917, 21:17 UTC | ♀ Venus | Aries | Taurus |
| May 4, 1917, 22:14 UTC | ♂ Mars | Aries | Taurus |
| May 16, 1917, 05:08 UTC | ♀ Venus | Taurus | Gemini |
| May 21, 1917, 15:59 UTC | ☉ Sun | Taurus | Gemini |
| Jun 9, 1917, 15:15 UTC | ♀ Venus | Gemini | Cancer |
| Jun 14, 1917, 18:14 UTC | ☿ Mercury | Taurus | Gemini |
| Jun 14, 1917, 20:58 UTC | ♂ Mars | Taurus | Gemini |
| Jun 22, 1917, 00:14 UTC | ☉ Sun | Gemini | Cancer |
| Jun 24, 1917, 13:53 UTC | ♄ Saturn | Cancer | Leo |
| Jun 29, 1917, 23:51 UTC | ♃ Jupiter | Taurus | Gemini |
| Jul 3, 1917, 10:28 UTC | ☿ Mercury | Gemini | Cancer |
| Jul 4, 1917, 03:20 UTC | ♀ Venus | Cancer | Leo |
| Jul 17, 1917, 13:26 UTC | ☿ Mercury | Cancer | Leo |
| Jul 23, 1917, 11:08 UTC | ☉ Sun | Cancer | Leo |
| Jul 28, 1917, 04:00 UTC | ♂ Mars | Gemini | Cancer |
| Jul 28, 1917, 17:52 UTC | ♀ Venus | Leo | Virgo |
| Aug 2, 1917, 19:30 UTC | ☿ Mercury | Leo | Virgo |
| Aug 22, 1917, 12:19 UTC | ♀ Venus | Virgo | Libra |
| Aug 23, 1917, 17:53 UTC | ☉ Sun | Leo | Virgo |
| Aug 26, 1917, 22:50 UTC | ☿ Mercury | Virgo | Libra |
| Sep 12, 1917, 10:51 UTC | ♂ Mars | Cancer | Leo |
| Sep 14, 1917, 12:12 UTC | ☿ Mercury ℞ | Libra | Virgo |
| Sep 16, 1917, 12:59 UTC | ♀ Venus | Libra | Scorpio |
| Sep 23, 1917, 15:00 UTC | ☉ Sun | Virgo | Libra |
| Oct 10, 1917, 04:48 UTC | ☿ Mercury | Virgo | Libra |
| Oct 11, 1917, 23:33 UTC | ♀ Venus | Scorpio | Sagittarius |
| Oct 23, 1917, 23:43 UTC | ☉ Sun | Libra | Scorpio |
| Oct 28, 1917, 05:23 UTC | ☿ Mercury | Libra | Scorpio |
| Nov 2, 1917, 11:00 UTC | ♂ Mars | Leo | Virgo |
| Nov 7, 1917, 05:01 UTC | ♀ Venus | Sagittarius | Capricorn |
| Nov 15, 1917, 21:28 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Nov 22, 1917, 20:45 UTC | ☉ Sun | Scorpio | Sagittarius |
| Dec 5, 1917, 13:14 UTC | ♀ Venus | Capricorn | Aquarius |
| Dec 5, 1917, 16:56 UTC | ☿ Mercury | Sagittarius | Capricorn |
| Dec 22, 1917, 09:45 UTC | ☉ Sun | Sagittarius | Capricorn |