Solar eclipse of August 10, 1915
Template:Short description Script error: No such module "Solar eclipse". An annular solar eclipse occurred at the Moon's descending node of orbit between Tuesday, August 10 and Wednesday, August 11, 1915,[1][2][3][4] with a magnitude of 0.9853. A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby totally or partly obscuring the image of the Sun for a viewer on Earth. An annular solar eclipse occurs when the Moon's apparent diameter is smaller than the Sun's, blocking most of the Sun's light and causing the Sun to look like an annulus (ring). An annular eclipse appears as a partial eclipse over a region of the Earth thousands of kilometres wide. Occurring 5.8 days after apogee (on August 5, 1915, at 2:40 UTC), the Moon's apparent diameter was smaller.[5]
Annularity was visible from the Pacific Ocean, with the only land being Haha-jima Group in Japan, where the eclipse occurred on August 11 because it is west of International Date Line. A partial eclipse was visible for parts of Northeast Asia, northern Oceania, and Hawaii.
Eclipse details
Shown below are two tables displaying details about this particular solar eclipse. The first table outlines times at which the moon's penumbra or umbra attains the specific parameter, and the second table describes various other parameters pertaining to this eclipse.[6]
| Event | Time (UTC) |
|---|---|
| First Penumbral External Contact | 1915 August 10 at 19:56:16.8 UTC |
| First Umbral External Contact | 1915 August 10 at 20:58:11.2 UTC |
| First Central Line | 1915 August 10 at 20:59:11.3 UTC |
| Greatest Duration | 1915 August 10 at 20:59:11.3 UTC |
| First Umbral Internal Contact | 1915 August 10 at 21:00:11.3 UTC |
| First Penumbral Internal Contact | 1915 August 10 at 22:02:04.6 UTC |
| Equatorial Conjunction | 1915 August 10 at 22:51:48.2 UTC |
| Ecliptic Conjunction | 1915 August 10 at 22:52:16.2 UTC |
| Greatest Eclipse | 1915 August 10 at 22:52:24.5 UTC |
| Last Penumbral Internal Contact | 1915 August 10 at 23:42:46.5 UTC |
| Last Umbral Internal Contact | 1915 August 11 at 00:44:40.1 UTC |
| Last Central Line | 1915 August 11 at 00:45:37.4 UTC |
| Last Umbral External Contact | 1915 August 11 at 00:46:34.7 UTC |
| Last Penumbral External Contact | 1915 August 11 at 01:48:26.3 UTC |
| Parameter | Value |
|---|---|
| Eclipse Magnitude | 0.98528 |
| Eclipse Obscuration | 0.97078 |
| Gamma | 0.01237 |
| Sun Right Ascension | 09h18m36.8s |
| Sun Declination | +15°41'16.7" |
| Sun Semi-Diameter | 15'46.8" |
| Sun Equatorial Horizontal Parallax | 08.7" |
| Moon Right Ascension | 09h18m37.9s |
| Moon Declination | +15°41'54.9" |
| Moon Semi-Diameter | 15'18.4" |
| Moon Equatorial Horizontal Parallax | 0°56'10.4" |
| ΔT | 17.8 s |
Eclipse season
Script error: No such module "Labelled list hatnote". This eclipse is part of an eclipse season, a period, roughly every six months, when eclipses occur. Only two (or occasionally three) eclipse seasons occur each year, and each season lasts about 35 days and repeats just short of six months (173 days) later; thus two full eclipse seasons always occur each year. Either two or three eclipses happen each eclipse season. In the sequence below, each eclipse is separated by a fortnight. The first and last eclipse in this sequence is separated by one synodic month.
| July 26 Ascending node (full moon) |
August 10 Descending node (new moon) |
August 24 Ascending node (full moon) |
|---|---|---|
| File:Lunar eclipse chart close-1915Jul26.png | File:SE1915Aug10A.png | File:Lunar eclipse chart close-1915Aug24.png |
| Penumbral lunar eclipse Lunar Saros 108 |
Annular solar eclipse Solar Saros 134 |
Penumbral lunar eclipse Lunar Saros 146 |
Related eclipses
Eclipses in 1915
- A penumbral lunar eclipse on January 31.
- An annular solar eclipse on February 14.
- A penumbral lunar eclipse on March 1.
- A penumbral lunar eclipse on July 26.
- An annular solar eclipse on August 10.
- A penumbral lunar eclipse on August 24.
Metonic
- Preceded by: Solar eclipse of October 22, 1911
- Followed by: Solar eclipse of May 29, 1919
Tzolkinex
- Preceded by: Solar eclipse of June 28, 1908
- Followed by: Solar eclipse of September 21, 1922
Half-Saros
- Preceded by: Lunar eclipse of August 4, 1906
- Followed by: Lunar eclipse of August 14, 1924
Tritos
- Preceded by: Solar eclipse of September 9, 1904
- Followed by: Solar eclipse of July 9, 1926
Solar Saros 134
- Preceded by: Solar eclipse of July 29, 1897
- Followed by: Solar eclipse of August 21, 1933
Inex
- Preceded by: Solar eclipse of August 29, 1886
- Followed by: Solar eclipse of July 20, 1944
Triad
- Preceded by: Solar eclipse of October 9, 1828
- Followed by: Solar eclipse of June 10, 2002
Solar eclipses of 1913–1917
This eclipse is a member of a semester series. An eclipse in a semester series of solar eclipses repeats approximately every 177 days and 4 hours (a semester) at alternating nodes of the Moon's orbit.[7]
The partial solar eclipses on April 6, 1913 and September 30, 1913 occur in the previous lunar year eclipse set, and the solar eclipses on December 24, 1916 (partial), June 19, 1917 (partial), and December 14, 1917 (annular) occur in the next lunar year eclipse set.
| Solar eclipse series sets from 1913 to 1917 | ||||||
|---|---|---|---|---|---|---|
| Descending node | Ascending node | |||||
| Saros | Map | Gamma | Saros | Map | Gamma | |
| 114 | August 31, 1913 File:SE1913Aug31P.png Partial |
1.4512 | 119 | February 25, 1914 File:SE1914Feb25A.png Annular |
−0.9416 | |
| 124 | August 21, 1914 File:SE1914Aug21T.png Total |
0.7655 | 129 | February 14, 1915 File:SE1915Feb14A.png Annular |
−0.2024 | |
| 134 | August 10, 1915 File:SE1915Aug10A.png Annular |
0.0124 | 139 File:Solar eclipse of February 3, 1916 (cropped).png |
February 3, 1916 File:SE1916Feb03T.png Total |
0.4987 | |
| 144 | July 30, 1916 File:SE1916Jul30A.png Annular |
−0.7709 | 149 | January 23, 1917 File:SE1917Jan23P.png Partial |
1.1508 | |
| 154 | July 19, 1917 File:SE1917Jul19P.png Partial |
−1.5101 | ||||
Saros 134
This eclipse is a part of Saros series 134, repeating every 18 years, 11 days, and containing 71 events. The series started with a partial solar eclipse on June 22, 1248. It contains total eclipses from October 9, 1428 through December 24, 1554; hybrid eclipses from January 3, 1573 through June 27, 1843; and annular eclipses from July 8, 1861 through May 21, 2384. The series ends at member 72 as a partial eclipse on August 6, 2510. Its eclipses are tabulated in three columns; every third eclipse in the same column is one exeligmos apart, so they all cast shadows over approximately the same parts of the Earth.
The longest duration of totality was produced by member 11 at 1 minutes, 30 seconds on October 9, 1428, and the longest duration of annularity will be produced by member 52 at 10 minutes, 55 seconds on January 10, 2168. All eclipses in this series occur at the Moon’s descending node of orbit.[8]
| Series members 32–53 occur between 1801 and 2200: | ||
|---|---|---|
| 32 | 33 | 34 |
| File:SE1807Jun06H.png June 6, 1807 |
File:SE1825Jun16H.png June 16, 1825 |
File:SE1843Jun27H.png June 27, 1843 |
| 35 | 36 | 37 |
| File:SE1861Jul08A.png July 8, 1861 |
File:SE1879Jul19A.png July 19, 1879 |
File:SE1897Jul29A.png July 29, 1897 |
| 38 | 39 | 40 |
| File:SE1915Aug10A.png August 10, 1915 |
File:SE1933Aug21A.png August 21, 1933 |
File:SE1951Sep01A.png September 1, 1951 |
| 41 | 42 | 43 |
| File:SE1969Sep11A.png September 11, 1969 |
File:SE1987Sep23A.png September 23, 1987 |
File:SE2005Oct03A.png October 3, 2005 |
| 44 | 45 | 46 |
| File:SE2023Oct14A.png October 14, 2023 |
File:SE2041Oct25A.png October 25, 2041 |
File:SE2059Nov05A.png November 5, 2059 |
| 47 | 48 | 49 |
| File:SE2077Nov15A.png November 15, 2077 |
File:SE2095Nov27A.png November 27, 2095 |
File:SE2113Dec08A.png December 8, 2113 |
| 50 | 51 | 52 |
| File:SE2131Dec19A.png December 19, 2131 |
File:SE2149Dec30A.png December 30, 2149 |
File:SE2168Jan10A.png January 10, 2168 |
| 53 | ||
| File:SE2186Jan20A.png January 20, 2186 | ||
Metonic series
Template:Solar Metonic series 1866–1953
Tritos series
Template:Solar Tritos series 2002 December 4
Inex series
Template:Solar Inex series 2002 June 10
Notes
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References
- Earth visibility chart and eclipse statistics Eclipse Predictions by Fred Espenak, NASA/GSFC
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