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          20:51SS 22:57MR 23: 7TE          3: 7TS          5:25SR  8:19MS  0: 0VT 
 6- 2          20:52SS         23:10TE 23:42MR  3: 7TS          5:24SR  9:15MS  0:31VT 
 6- 3          20:52SS         23:10TE  0:22MR  3: 5TS          5:24SR 10:16MS  1:12VT 
 6- 4          20:53SS         23:12TE  0:58MR  3: 4TS          5:22SR 11:19MS  1:46VT 
 6- 5          20:55SS         23:13TE  1:31MR  3: 4TS          5:22SR          2:18VT 
 6- 6  12:25MS 20:55SS         23:15TE  2: 1MR  3: 2TS          5:22SR          2:46VT 
 6- 7  13:33MS 20:55SS         23:16TE  2:31MR  3: 1TS          5:22SR          3:15VT 
 6- 8  14:43MS 20:57SS         23:16TE          3: 1TS  3: 1MR  5:22SR          3:44VT 
 6- 9  15:58MS 20:57SS         23:17TE          3: 1TS  3:32MR  5:22SR          3:43VT 
 6-10  17:13MS 20:58SS         23:19TE          3: 0TS  4: 7MR  5:20SR          3:40VT 
 6-11  18:30MS 20:58SS         23:19TE          3: 0TS  4:49MR  5:20SR          3:40VT 
 6-12  19:46MS 20:58SS         23:21TE          2:58TS          5:20SR  5:35MR  3:37VT 
 6-13  20:58MS 21: 0SS         23:22TE          2:58TS          5:20SR  6:31MR  3:36VT 
 6-14          21: 0SS 22: 2MS 23:22TE          2:58TS          5:20SR  7:34MR  3:35VT 
 6-15          21: 1SS 22:58MS 23:22TE          2:58TS          5:20SR  8:41MR  3:35VT 
 6-16          21: 1SS         23:23TE 23:43MS  2:58TS          5:20SR  9:49MR  3:14VT 
 6-17          21: 1SS         23:23TE  0:22MS  2:58TS          5:20SR 10:58MR  2:36VT 
 6-18          21: 1SS         23:25TE  0:54MS  2:58TS          5:20SR          2: 4VT 
 6-19  12: 4MR 21: 1SS         23:25TE  1:22MS  2:58TS          5:20SR          1:35VT 
 6-20  13: 8MR 21: 1SS         23:25TE  1:49MS  2:58TS          5:20SR          1: 8VT 
 6-21  14:10MR 21: 1SS         23:25TE  2:13MS  2:58TS          5:22SR          0:44VT 
 6-22  15:11MR 21: 2SS         23:25TE  2:39MS  2:58TS          5:22SR          0:19VT 
 6-23  16:12MR 21: 2SS         23:25TE          2:58TS  3: 5MS  5:22SR          0: 0VT 
 6-24  17:10MR 21: 2SS         23:25TE          3: 0TS  3:34MS  5:22SR          0: 0VT 
 6-25  18:10MR 21: 2SS         23:25TE          3: 0TS  4: 7MS  5:22SR          0: 0VT 
 6-26  19: 7MR 21: 2SS         23:25TE          3: 1TS  4:45MS  5:22SR          0: 0VT 
 6-27  20: 2MR 21: 2SS         23:25TE          3: 1TS          5:24SR  5:26MS  0: 0VT 
 6-28  20:55MR 21: 2SS         23:25TE          3: 1TS          5:24SR  6:16MS  0: 0VT 
 6-29          21: 2SS 21:42MR 23:25TE          3: 2TS          5:25SR  7:10MS  0: 0VT 
 6-30          21: 2SS 22:23MR 23:23TE          3: 4TS          5:25SR  8: 8MS  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.

© 1998-2003 David Haworth