IRSF Observing rota for 2nd four-months 2023


May 2023
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Month	Day	Date	Moon%
May	Wed	3	96	TBD
May	Thu	4	99	
May	Fri	5	100
May	Sat	6	98
May	Sun	7	94
May	Mon	8	87
May	Tue	9	79
May	Wed	10	68	TBD 
May	Thu	11	57
May	Fri	12	46
May	Sat	13	34
May	Sun	14	24
May	Mon	15	15
May	Tue	16	8
May	Wed	17	3	TBD
May	Thu	18	1	
May	Fri	19	0	 	
May	Sat	20	2
May	Sun	21	5
May	Mon	22	10
May	Tue	23	17
May	Wed	24	25	TBD
May	Thu	25	33
May	Fri	26	42
May	Sat	27	52
May	Sun	28	61
May	Mon	29	71
May	Tue	30	80
The percentage of Moon illuminated at local midnight is shown in column 4.
Dates of Public Holidays are marked in Bold.


June 2023
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Month	Day	Date	Moon%
May	Wed	31	87	TBD
Jun	Thu	1	94	 	 
Jun	Fri	2	98	 	 	
Jun	Sat	3	100
Jun	Sun	4	99	 	
Jun	Mon	5	95	 	 	
Jun	Tue	6	89
Jun	Wed	7	81	TBD	
Jun	Thu	8	70	
Jun	Fri	9	59	 	 	
Jun	Sat	10	48
Jun	Sun	11	37
Jun	Mon	12	27	
Jun	Tue	13	18
Jun	Wed	14	11	Photometry	Braga (The Astronomical Observatory of Rome)
Jun	Thu	15	5
Jun	Fri	16	2
Jun	Sat	17	0
Jun	Sun	18	1
Jun	Mon	19	3
Jun	Tue	20	7
Jun	Wed	21	12	Photometry	Braga (The Astronomical Observatory of Rome), Plaks (Iowa State University)
Jun	Thu	22	19
Jun	Fri	23	27
Jun	Sat	24	36
Jun	Sun	25	45
Jun	Mon	26	55
Jun	Tue	27	65
The percentage of Moon illuminated at local midnight is shown in column 4.
Dates of Public Holidays are marked in Bold. 16 June: Youth Day


July 2023
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Month	Day	Date	Moon%
Jun	Wed	28	75	Photometry	Plaks (Iowa State University), Tantalo (Instituto de Astrofísica de Canarias)
Jun	Thu	29	83
Jun	Fri	30	91
Jul	Sat	1	96
Jul	Sun	2	99
Jul	Mon	3	100
Jul	Tue	4	97
Jul	Wed	5	91	Photometry      Plaks (Iowa State University), Tantalo (Instituto de Astrofísica de Canarias)
Jul	Thu	6	83
Jul	Fri	7	73
Jul	Sat	8	62
Jul	Sun	9	51
Jul	Mon	10	40	
Jul	Tue	11	30
Jul	Wed	12	21	Polarimetry	Urago (ABC)
Jul	Thu	13	14
Jul	Fri	14	8
Jul	Sat	15	3
Jul	Sun	16	1
Jul	Mon	17	0
Jul	Tue	18	1
Jul	Wed	19	4	Polarimetry     Urago (ABC)
Jul	Thu	20	9
Jul	Fri	21	14
Jul	Sat	22	22
Jul	Sun	23	30
Jul	Mon	24	39
Jul	Tue	25	49
Jul	Wed	26	59	Polarimetry     Urago (ABC)
Jul	Thu	27	70
Jul	Fri	28	79
Jul	Sat	29	88
Jul	Sun	30	95
Jul	Mon	31	99
Aug	Tue	1	100
The percentage of Moon illuminated at local midnight is shown in column 4.
Dates of Public Holidays are marked in Bold.


August 2023
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Month	Day	Date	Moon%	
Aug	Wed	2	98	TBD
Aug	Thu	3	93
Aug	Fri	4	85
Aug	Sat	5	76
Aug	Sun	6	65
Aug	Mon	7	55
Aug	Tue	8	44
Aug	Wed	9	34	TBD
Aug	Thu	10	25
Aug	Fri	11	17
Aug	Sat	12	11
Aug	Sun	13	6
Aug	Mon	14	2
Aug	Tue	15	0
Aug	Wed	16	0	TBD
Aug	Thu	17	2
Aug	Fri	18	5
Aug	Sat	19	10
Aug	Sun	20	17
Aug	Mon	21	25
Aug	Tue	22	34
Aug	Wed	23	44	TBD
Aug	Thu	24	55
Aug	Fri	25	65
Aug	Sat	26	76
Aug	Sun	27	85
Aug	Mon	28	93
Aug	Tue	29	98
The percentage of Moon illuminated at local midnight is shown in column 4.
Dates of Public Holidays are marked in Bold. 9 August: Women's Day


Last updated: 22 may 2023