Historical clue formulations

• Tiny deviation from a general trend — 2025-09-03
• Dot on a radar screen — 2025-06-23
• Radar dot — 2025-04-14
• Minor deviation — 2024-06-17
• Minor deviation — 2022-06-18
• Dot on a radar screen — 2022-04-25
• Minor anomaly — 2022-04-06
• Spot on a radar screen — 2021-03-29
• Sonar signal — 2020-04-01
• Minor anomaly — 2020-01-04
• It's hardly worth noticing — 2019-04-19
• It might be on one's radar — 2019-04-02
• Minor deviation — 2018-08-18
• Random data point — 2018-05-20
• Dot on a screen — 2017-09-03
• Dot on a radar screen — 2017-04-12
• Tiny anomaly — 2016-07-27
• Spot at an airport — 2016-05-28
• Plane, on a radar screen — 2014-11-18
• Radar screen point — 2014-08-11
• Tiny indicator — 2014-03-09
• Radar screen dot — 2013-10-02
• It's hardly a trend — 2012-07-14
• Momentary disruption — 2011-10-14
• Tiny bump on a graph — 2010-10-27
• Tiny light that's here and gone — 2010-03-16
• Radar image — 2010-01-17
• Sound on classic Pong — 2008-11-09
• Control tower image — 2008-10-15
• It's barely noticeable — 2008-08-30
• Radar sign — 2008-06-23
• It might be on one's radar — 2008-02-13
• Radar signal — 2006-08-29
• Radar image — 2005-11-14
• Brief interruption — 2005-11-12
• Radar image — 2003-08-18
• Spot on the radar — 2003-08-12
• Air traffic controller's concern — 2003-04-25
• Tiny bump on a graph — 2002-11-25
• It's monitored by an air traffic controller — 2002-11-23
• Radar screen image — 2001-06-18
• Radar screen image — 2001-05-22
• Tiny percentage in the polls — 2001-05-06
• Tiny amount — 2001-02-25
• Radar sighting — 1999-01-24
• Spot on a radar screen — 1998-08-17
• Sonar spot — 1998-05-13
• Radar signal — 1998-01-22
• Submarine, on sonar — 1997-12-17
• Radar screen dot — 1996-11-04