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Positional Astronomy Centre, Kolkata

ECLIPSE EVENTS OF 2018

 In the year 2018, there are three eclipses of the Sun and two eclipses of the Moon.

 

1. January 31 ……………………. Total eclipse of the Moon

2. February 15 …………………… Partial eclipse of the Sun

3. July 13 ……………….............. Partial eclipse of the Sun

4. July 27 ................................. Total eclipse of the Moon

5. August 11 ............................. Partial eclipse of the Sun

 
 

2. Partial Eclipse of the Sun; Magha 26, 1939 SE; February 15, 2018; Thursday


The eclipse is not visible in India.

 

Area of Visibility 

           

The eclipse is visible in the region covering Antarctica except Wilkes Land, southern part of South America and Falkland Islands.

 

 

 CIRCUMSTANCES  OF  THE  ECLIPSE

 

 

Universal

Time

Indian

 Standard Time

 

d

h

m

d

   h

  m

Eclipse begins

15

18

56.0

16

00

26.0

Greatest eclipse*

15

20

51.4

16

02

21.4

Eclipse ends

15

22

47.0

16

04

27.0

 
 

 *Magnitude of the eclipse =0.598


 

 3- Partial Eclipse of the Sun; Ashadha 22, 1940 S.E.; July 13, 2018, Friday

          

Not visible in India

Area of Visibility 

        

The eclipse is visible in the region covering tip of Wilkes Land in Antarctica, Tasmania, southernmost part of South Australia and Stewart Island.


 

  CIRCUMSTANCES  OF  THE  ECLIPSE

 

 

Universal

Time

Indian

 Standard Time

 

d

  h

m

d

h

 m

Eclipse begins

13

01

48.6

13

07

18.6

Greatest eclipse*

13

03

01.1

13

08

31.1

Eclipse ends

13

04

13.6

13

09

43.6

 

*Magnitude of the eclipse = 0.335

 

 5- Partial Eclipse of the Sun; Sravana 20, 1940 S.E.; August 11, 2018, Saturday

          

Not visible in India

Area of Visibility 

        

The eclipse is visible in the region covering northernmost Canada, Greenland, Iceland, northernmost tip of British Isles, most of Scandanavia, Svalbard, most of Russia, most of Kazakhstan, most of Kyrgyzstan, Mongolia, most of China.


 

  CIRCUMSTANCES  OF  THE  ECLIPSE

 

 

Universal

Time

Indian

 Standard Time

 

d

  h

m

d

h

 m

Eclipse begins

11

08

02.3

11

13

32.3

Greatest eclipse*

11

09

46.3

11

15

16.3

Eclipse ends

11

11

30.6

11

07

00.6

 

*Magnitude of the eclipse = 0.736



1- Total Eclipse of the Moon; Magha 11, 1939 S.E.; January 31, 2018; Wednesday

                                                                                                                                                                                                                   

Visible in India


Area of Visibility 

 

Eclipse will be visible in the region covering North America except eastern part, Oceania, Russia, Asia including India, Middle East, northern Scandanavia and eastern Europe.

The places from where the beginning of the umbral phase is visible at the time of moonset are eastern part of South Pacific Ocean, eastern part of  United States of America and eastern part of Canada.

The places from where the ending of the umbral phase is visible at the time of moonrise are the Indian Ocean, Somalia, Soudi Arabia , Turkey and Ukraine.


 

 CIRCUMSTANCES  OF  THE  ECLIPSE

 

 

Universal

Time

Indian

 Standard Time

 

d

 h

m

d

 h

 m

Moon enters penumbra

31

10

49.7

31

16

19.7

Moon enters umbra

31

11

48.2

31

17

18.2

Moon enters Totality

31

12

51.4

31

18

21.4

Middle of the eclipse*

31

13

29.9

31

18

59.9

Moon leaves Totality

31

14

08.3

31

19

38.3

Moon leaves umbra

31

15

11.6

31

20

41.6

Moon leaves penumbra

31

16

09.9

31

21

39.9

 

*Magnitude of the eclipse = 1.321 (Moon's diam = 1.0). Distance between the centers at middle = 1100''.9

Radius of shadow cone at Moon’s distance: Penumbra 4722".0, Umbra 2735''.0

 

PHASES OF ECLIPSE VISIBLE FROM CERTAIN PLACES OF INDIA

 

4- Total Eclipse of the Moon; Sravana 5, 1940 S.E.; July 27, 2018; Friday

                                                                                                                                                                                                                    

Visible in India

 


Area of Visibility 

Eclipse will be visible in the region covering Antarctica, Australasia, Russia except northernmost parts, Asia, Africa,  Scandanavia, Europe, Central and Eastern South America.

The places from where the beginning of the umbral phase is visible at the time of moonset are New Zealand, the South Pacific Ocean , the North Pacific Ocean and eastern part of Russia. .

The places from where the ending of the umbral phase is visible at the time of moonrise are Argentina, Bolivia, Brazil and the North  Atlantic Ocean.


Visibility in India : The eclipse is visible from beginning to end from all places of India.

 

 CIRCUMSTANCES  OF  THE  ECLIPSE

 

 

 

Universal

Time

Indian

 Standard Time

 

d

 h

m

d

 h

 m

Moon enters penumbra

27

17

13.1

27

22

43.1

Moon enters umbra

27

18

24.2

27

23

54.2

Moon enters Totality

27

19

30.0

28

01

00.0

Middle of the eclipse*

27

20

21.8

28

01

51.8

Moon leaves Totality

27

21

13.6

28

02

43.6

Moon leaves umbra

27

22

19.3

28

03

49.3

Moon leaves penumbra

27

23

30.4

28

05

00.4

 

*Magnitude of the eclipse =1.614 (Moon’s diam =1.0). Distance between the centers at middle 378''.5

 Radius of shadow cone at Moon’s distance: Penumbra 4271"8, Umbra 2343''.9