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  16: 8MR 20:52SS         23: 8TE          3: 7TS  3:50MS  5:24SR          0: 0VT 
 6- 2  17:21MR 20:52SS         23:10TE          3: 5TS  4:16MS  5:24SR          0: 0VT 
 6- 3  18:31MR 20:52SS         23:12TE          3: 4TS  4:46MS  5:22SR          0: 0VT 
 6- 4  19:40MR 20:53SS         23:13TE          3: 4TS  5:18MS  5:22SR          0: 0VT 
 6- 5  20:46MR 20:55SS         23:13TE          3: 2TS          5:22SR  5:56MS  0: 0VT 
 6- 6          20:55SS 21:49MR 23:15TE          3: 1TS          5:22SR  6:40MS  0: 0VT 
 6- 7          20:55SS 22:43MR 23:16TE          3: 1TS          5:22SR  7:31MS  0: 0VT 
 6- 8          20:57SS         23:17TE 23:31MR  3: 1TS          5:22SR  8:27MS  0:13VT 
 6- 9          20:58SS         23:19TE  0:10MR  3: 0TS          5:20SR  9:26MS  0:51VT 
 6-10          20:58SS         23:19TE  0:43MR  3: 0TS          5:20SR 10:28MS  1:24VT 
 6-11          20:58SS         23:21TE  1:12MR  2:58TS          5:20SR 11:30MS  1:50VT 
 6-12          20:58SS         23:21TE  1:37MR  2:58TS          5:20SR          2:15VT 
 6-13  12:33MS 21: 0SS         23:22TE  2: 0MR  2:58TS          5:20SR          2:37VT 
 6-14  13:34MS 21: 0SS         23:22TE  2:22MR  2:58TS          5:20SR          2:59VT 
 6-15  14:38MS 21: 1SS         23:23TE  2:43MR  2:58TS          5:20SR          3:20VT 
 6-16  15:45MS 21: 1SS         23:23TE          2:58TS  3: 7MR  5:20SR          3:34VT 
 6-17  16:54MS 21: 1SS         23:25TE          2:58TS  3:34MR  5:20SR          3:32VT 
 6-18  18: 4MS 21: 1SS         23:25TE          2:58TS  4: 4MR  5:20SR          3:32VT 
 6-19  19:16MS 21: 1SS         23:25TE          2:58TS  4:43MR  5:20SR          3:32VT 
 6-20  20:28MS 21: 1SS         23:25TE          2:58TS          5:22SR  5:33MR  3:32VT 
 6-21          21: 2SS 21:37MS 23:25TE          2:58TS          5:22SR  6:31MR  3:33VT 
 6-22          21: 2SS 22:36MS 23:25TE          2:58TS          5:22SR  7:41MR  3:33VT 
 6-23          21: 2SS 23:25MS 23:25TE          2:58TS          5:22SR  8:57MR  3:33VT 
 6-24          21: 2SS         23:25TE  0: 5MS  3: 0TS          5:22SR 10:16MR  2:55VT 
 6-25          21: 2SS         23:25TE  0:38MS  3: 0TS          5:22SR 11:33MR  2:22VT 
 6-26          21: 2SS         23:25TE  1: 6MS  3: 1TS          5:24SR          1:55VT 
 6-27  12:46MR 21: 2SS         23:25TE  1:31MS  3: 1TS          5:24SR          1:30VT 
 6-28  14: 0MR 21: 2SS         23:25TE  1:55MS  3: 1TS          5:24SR          1: 6VT 
 6-29  15:10MR 21: 2SS         23:25TE  2:22MS  3: 2TS          5:25SR          0:40VT 
 6-30  16:21MR 21: 2SS         23:23TE  2:49MS  3: 4TS          5:25SR          0:15VT 

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.

© 1998-2003 David Haworth