Bob Moler's Ephemeris Blog

Since the month and year starts on a Sunday, and the Ephemeris program is not broadcast on the weekend I will give you some information that will be part of the January preview program that will run on Monday.

NASA Calendar of Planetary Events

Credit:  Sky Events Calendar by Fred Espenak and Sumit Dutta (NASA’s GSFC)

To generate your own calendar go to http://eclipse.gsfc.nasa.gov/SKYCAL/SKYCAL.html

Times are Eastern Time and follow the time change dates.

    Date   Time  Event
Jan 01  Su       Venus: 46.8° E
    02  Mo 04:20 Moon-Venus: 2° S
    02  Mo 13:14 Moon Descending Node
    03  Tu 01:47 Moon-Mars: 0.3° S
    03  Tu 09:10 Quadrantid Meteor Shower: ZHR = 120
    04  We 05:59 Perihelion: 0.9833 AU
    05  Th 14:47 First Quarter
    09  Mo 04:03 Mercury-Saturn: 6.7° N
    09  Mo 09:07 Moon-Aldebaran: 0.4° S
    10  Tu 01:07 Moon Perigee: 363200 km
    11  We 04:32 Moon North Dec.: 18.9° N
    12  Th 06:34 Full Moon
    12  Th 07:59 Venus Greatest Elongation: 47.1° East
    14  Sa 23:07 Moon-Regulus: 0.9° N
    15  Su 05:45 Moon Ascending Node
    19  Th 00:26 Moon-Jupiter: 3° S
    19  Th 04:59 Mercury Greatest Elongation: 24.1° West
    19  Th 17:14 Last Quarter
    21  Sa 19:14 Moon Apogee: 404900 km
    24  Tu 05:37 Moon-Saturn: 4° S
    25  We 06:59 Moon South Dec.: 18.9° S
    25  We 19:46 Moon-Mercury: 4° S
    27  Fr 19:07 New Moon
    29  Su 17:21 Moon Descending Node
    31  Tu 01:12 Jupiter-Spica: 3.5° N
    31  Tu 09:34 Moon-Venus: 4.2° N
    31  Tu 20:09 Moon-Mars: 2.4° N
Feb 01  We       Venus: 45.5° E

January 2017 Calendar

LU                  Ephemeris of Sky Events for Interlochen/TC
January, 2017    Local time zone: EST
+-----------------------------------------------------------------------+
| DATE |  SUN     SUN  DAYLIGHT|   TWILIGHT*    |MOON  RISE OR    ILLUM |
|      |  RISE    SET    HOURS |  END    START  |PHASE SET** TIME FRACTN|
+=======================================================================+
|Sun  1| 08:20a  05:13p  08:53 | 06:23p  07:09a |      Set  08:55p   13%|
|Mon  2| 08:20a  05:14p  08:54 | 06:24p  07:09a |      Set  10:00p   21%|
|Tue  3| 08:20a  05:15p  08:55 | 06:25p  07:10a |      Set  11:06p   31%|
|Wed  4| 08:20a  05:16p  08:56 | 06:26p  07:10a |      Set  12:14a   41%|
|Thu  5| 08:19a  05:17p  08:57 | 06:27p  07:10a |F Qtr Set  01:24a   52%|
|Fri  6| 08:19a  05:18p  08:58 | 06:28p  07:09a |      Set  02:35a   63%|
|Sat  7| 08:19a  05:19p  08:59 | 06:29p  07:09a |      Set  03:47a   74%|
+------+-----------------------+----------------+-----------------------+
|Sun  8| 08:19a  05:20p  09:01 | 06:30p  07:09a |      Set  04:58a   83%|
|Mon  9| 08:19a  05:21p  09:02 | 06:31p  07:09a |      Set  06:07a   91%|
|Tue 10| 08:18a  05:22p  09:04 | 06:32p  07:09a |      Set  07:11a   97%|
|Wed 11| 08:18a  05:23p  09:05 | 06:33p  07:09a |      Set  08:07a  100%|
|Thu 12| 08:17a  05:25p  09:07 | 06:34p  07:08a |Full  Rise 06:04p  100%|
|Fri 13| 08:17a  05:26p  09:08 | 06:35p  07:08a |      Rise 07:12p   97%|
|Sat 14| 08:16a  05:27p  09:10 | 06:36p  07:08a |      Rise 08:20p   92%|
+------+-----------------------+----------------+-----------------------+
|Sun 15| 08:16a  05:28p  09:12 | 06:37p  07:07a |      Rise 09:26p   85%|
|Mon 16| 08:15a  05:30p  09:14 | 06:38p  07:07a |      Rise 10:31p   77%|
|Tue 17| 08:15a  05:31p  09:16 | 06:39p  07:06a |      Rise 11:33p   68%|
|Wed 18| 08:14a  05:32p  09:18 | 06:40p  07:06a |      Rise 12:33a   59%|
|Thu 19| 08:13a  05:33p  09:20 | 06:42p  07:05a |L Qtr Rise 01:32a   49%|
|Fri 20| 08:13a  05:35p  09:22 | 06:43p  07:05a |      Rise 02:30a   40%|
|Sat 21| 08:12a  05:36p  09:24 | 06:44p  07:04a |      Rise 03:27a   31%|
+------+-----------------------+----------------+-----------------------+
|Sun 22| 08:11a  05:37p  09:26 | 06:45p  07:03a |      Rise 04:23a   23%|
|Mon 23| 08:10a  05:39p  09:28 | 06:46p  07:03a |      Rise 05:18a   15%|
|Tue 24| 08:09a  05:40p  09:30 | 06:47p  07:02a |      Rise 06:09a    9%|
|Wed 25| 08:08a  05:42p  09:33 | 06:49p  07:01a |      Rise 06:57a    4%|
|Thu 26| 08:07a  05:43p  09:35 | 06:50p  07:00a |      Rise 07:41a    1%|
|Fri 27| 08:06a  05:44p  09:37 | 06:51p  07:00a |New   Set  05:43p    0%|
|Sat 28| 08:05a  05:46p  09:40 | 06:52p  06:59a |      Set  06:45p    1%|
+------+-----------------------+----------------+-----------------------+
|Sun 29| 08:04a  05:47p  09:42 | 06:54p  06:58a |      Set  07:51p    4%|
|Mon 30| 08:03a  05:49p  09:45 | 06:55p  06:57a |      Set  08:58p   10%|
|Tue 31| 08:02a  05:50p  09:47 | 06:56p  06:56a |      Set  10:06p   17%|
+-----------------------------------------------------------------------+
* Nautical Twilight
** Moonrise or moonset, whichever occurs between sunset and sunrise