EOL:Website-time.formats.long/qqq

• %B - The full month name ("January")
• %d - Day of the month, zero-padded (01 to 31)
• %Y - Year with century (can be negative, 4 digits at least)
• %H - Hour of the day, 24-hour clock, zero-padded (00 to 23)
• %M - Minute of the hour (00 to 59)

See also http://ruby-doc.org/core-2.0/Time.html#method-i-strftime