The dark sky table shows the Pacific Daylight Saving Time (PDT) times for sunset, astronomical twilight ends, astronomical twilight starts, sunrise, moonrise, moonset and total moon-free, twilight-free viewing time for Portland, Oregon, U.S.A. (Longitude: West 122.68 degrees & Latitude: North 45.52 degrees). Moon-free, twilight-free viewing time is the best time to observer deep sky objects because the moon light and twilight will not interfere with observing these faint objects.

Format:  ##:##SS = Sunset     ##:##TE = Twilight Ends    ##:##MR = Moonrise             
         ##:##SR = Sun Rise   ##:##TS = Twilight Starts  ##:##MS = Moonset
         ##:##VT = Moon-free, Twilight-free Viewing Time                  

Date            Sunset        Twilight Ends    Twilight Starts  Sun Rise  Viewing Time

 6- 1          20:52SS         23: 8TE  0:28MR  3: 7TS          5:24SR 10:52MS  1:19VT 
 6- 2          20:52SS         23:10TE  0:50MR  3: 5TS          5:24SR 11:55MS  1:39VT 
 6- 3          20:52SS         23:10TE  1:10MR  3: 4TS          5:22SR          1:59VT 
 6- 4  12:58MS 20:53SS         23:13TE  1:28MR  3: 4TS          5:22SR          2:15VT 
 6- 5  14: 1MS 20:55SS         23:13TE  1:47MR  3: 4TS          5:22SR          2:34VT 
 6- 6  15: 4MS 20:55SS         23:15TE  2: 9MR  3: 2TS          5:22SR          2:54VT 
 6- 7  16:10MS 20:55SS         23:16TE  2:32MR  3: 1TS          5:22SR          3:16VT 
 6- 8  17:19MS 20:57SS         23:17TE          3: 1TS  3: 1MR  5:22SR          3:43VT 
 6- 9  18:28MS 20:58SS         23:19TE          3: 1TS  3:37MR  5:20SR          3:41VT 
 6-10  19:38MS 20:58SS         23:19TE          3: 0TS  4:22MR  5:20SR          3:40VT 
 6-11  20:43MS 20:58SS         23:21TE          2:58TS  5:19MR  5:20SR          3:37VT 
 6-12          20:58SS 21:40MS 23:21TE          2:58TS          5:20SR  6:28MR  3:37VT 
 6-13          21: 0SS 22:28MS 23:22TE          2:58TS          5:20SR  7:45MR  3:36VT 
 6-14          21: 0SS 23: 7MS 23:22TE          2:58TS          5:20SR  9: 3MR  3:35VT 
 6-15          21: 1SS         23:23TE 23:37MS  2:58TS          5:20SR 10:22MR  3:20VT 
 6-16          21: 1SS         23:23TE  0: 5MS  2:58TS          5:20SR 11:40MR  2:53VT 
 6-17          21: 1SS         23:25TE  0:28MS  2:58TS          5:20SR          2:29VT 
 6-18  12:55MR 21: 1SS         23:25TE  0:52MS  2:58TS          5:20SR          2: 6VT 
 6-19  14:10MR 21: 1SS         23:25TE  1:16MS  2:58TS          5:20SR          1:41VT 
 6-20  15:25MR 21: 1SS         23:25TE  1:43MS  2:58TS          5:22SR          1:14VT 
 6-21  16:38MR 21: 2SS         23:25TE  2:13MS  2:58TS          5:22SR          0:45VT 
 6-22  17:51MR 21: 2SS         23:25TE  2:50MS  2:58TS          5:22SR          0: 7VT 
 6-23  18:58MR 21: 2SS         23:25TE          2:58TS  3:34MS  5:22SR          0: 0VT 
 6-24  19:58MR 21: 2SS         23:25TE          3: 0TS  4:28MS  5:22SR          0: 0VT 
 6-25  20:49MR 21: 2SS         23:25TE          3: 0TS          5:22SR  5:26MS  0: 0VT 
 6-26          21: 2SS 21:30MR 23:25TE          3: 1TS          5:24SR  6:31MS  0: 0VT 
 6-27          21: 2SS 22: 2MR 23:25TE          3: 1TS          5:24SR  7:35MS  0: 0VT 
 6-28          21: 2SS 22:30MR 23:25TE          3: 1TS          5:24SR  8:40MS  0: 0VT 
 6-29          21: 2SS 22:53MR 23:25TE          3: 2TS          5:25SR  9:44MS  0: 0VT 
 6-30          21: 2SS 23:13MR 23:23TE          3: 4TS          5:25SR 10:46MS  0: 0VT 

This Dark Sky table may print better in landscape orientation. Also, when printing using Netscape check the Black Text option in the File menu, Page Setup... menu in order to print the white text. This Dark Sky table was created by Dave Heider's Dark Sky DOS program. Download the Dark Sky DOS program to create your own unique Dark Sky tables for your location and time of observing.

© 1998-2008 David Haworth