Congratulations to all participants 

of the 5th Canadian Astronomical Olympiad!

Results of the 5th Canadian Astronomical Olympiad

Participant name	School		Problems
	Grade	1	2	3	4	5	6	Results
	Provinces	6 points	6 points	6 points	6 points	6 points	10 points	Σ (40 max)	Place
Adrian Tang	University of Toronto Schools, 11, ON	5	6	0	0	0	0	11
Brayden Zhang	University of Toronto Schools, 10, ON	6	5.5	4	6	0	0	21.5	3
Daniel Yang	University of Toronto Schools. 11, ON	6	6	4.5	6	5.5	9.8	37.8	1
Emma Yao	University Hill Secondary School, 10, BC	4	5	1.5	6	1	3	20.5	3
Eric Du	Bayview Secondary School, 11, ON	5	4	0	5	4	7	25	3
Hector Chen	M. Garneau Collegiate Institute, 10, ON	6	6	4	6	6	9.6	37.6	1
Jerry Cao	Abbey Park High School, 11, ON	6	4	4.5	6	6	7	33.5	2
Joey Zou	Woodlands Secondary School, 11, ON	6	6	4.5	6	6	8.2	36.7	1
Peter Xu		5.5	2	2	3.5	1	8.8	22.8	Out of offset
Rena Liu	M. Garneau Collegiate Institute, 11, ON	5.5	0	2	6	4	5	22.5	3
Saadurya Pathipan	Earl of March Secondary School, 11, ON	6	6	4.5	6	0	8	30.5	2
Simon Wu	Woodlands Secondary School, 10, ON	6	6	4.5	5	4	9.2	34.7	2
Stanley Liu	St. Theresa of Lisieux CHS, in Grade 11.	5	6	5	6	3	7	32	2
Sunny Yang	Unionville HS,11, ON	4	6	5	4	6	7.3	32.3	2
Victor Gao	Bayview Secondary School, 11, ON	6	6	5	6	6	9.9	38.9	1, Best result
Zander Li	Laurelwood Public School, 8, ON	5	6	5	0	0	0	16
Zhaohan Sun	Hillfield Strathallan College, 12, ON	2	2	0	3	0	4	11
Zhaoyan Sun	Hillfield Strathallan College, 11, ON	3	1.5	2	0-1	0	4	13.5

I express my deep gratitude to Zhening Li  and Eric Myzelev for preparing the problems of the Olympiad and checking the answers of the participants!

Problem authors: V.Zagainova (1), E.Myzelev (6)

The following sources were used in preparations of problems (2-5):B. Vorontsov-Veliaminov. Collection of problems in astronomy. 1980 (2); L.Mashonkin, V.Suleimanovю Problems and Exercises in General Astronomy 2002 (3);  M.Dagaev. Collection of problems in astronomy. 1980 (4); R. Zhuchkov, E. Tipikina. Astrophotography in tasks. 2017 (5).