Vostok 00Z 500hPa height 1958 5096.5 4985.7 4919.2 4890.0 4930.4 4806.1 4914.0 4745.4 4739.0 4840.0 4923.0 4994.5 1959 5041.4 4991.7 4947.2 4945.0 4910.7 4875.7 4870.8 4856.2 4715.7 4836.2 4900.5 5081.1 1960 5028.2 5001.7 4756.4 4863.9 4845.2 4785.2 4777.6 4857.8 4751.6 4863.9 4958.3 5033.0 1961 5056.7 5079.6 4945.5 4902.7 4943.0 4964.2 4872.5 4838.2 4912.4 4836.1 4961.2 4999.5 1962 4989.9 - - - - - - - - - - - 1963 - - - - 4994.1 4917.0 4941.6 5049.7 4979.7 4857.1 4922.0 5131.6 1964 5196.8 5049.0 4943.4 4857.9 4803.3 5070.0 5032.7 4999.0 4782.7 4877.7 5097.7 5149.0 1965 5151.3 5218.9 4948.4 4905.3 5014.9 4894.3 4931.2 4949.7 4895.4 4957.4 4964.0 5168.1 1966 5066.1 5124.6 5104.8 4923.7 4953.0 4906.7 5000.3 4767.1 4849.0 4878.4 5028.3 5151.6 1967 5229.0 5121.4 5089.4 4952.3 4933.9 4957.7 4965.2 4831.0 4907.7 4870.6 5103.7 5149.1 1968 5141.3 5074.1 5038.1 4970.0 5002.9 4994.7 4856.3 4898.4 4818.0 5001.9 5078.0 5114.8 1969 5237.4 5105.9 4957.4 4990.0 4914.5 5050.7 4798.7 4820.6 4824.0 4971.6 5009.1 5133.5 1970 5130.0 5057.5 5007.7 5005.3 4945.5 4953.7 4964.2 4776.1 4945.3 4985.5 5016.7 5193.5 1971 5205.7 5117.4 4966.1 4988.0 5079.7 4952.6 4928.7 4973.2 4948.7 4958.7 5031.0 5189.4 1972 5223.5 5111.1 5056.5 5018.7 4951.0 5044.1 4940.6 5055.5 4948.3 4896.1 5012.3 5111.7 1973 5152.9 5067.9 4914.5 5030.7 5032.3 4995.9 4926.1 4854.1 4915.3 4981.0 5086.7 5056.5 1974 5236.1 5014.6 4921.0 4946.7 4966.8 5051.8 4936.8 5044.3 4829.0 5026.1 5091.3 5202.6 1975 5194.2 5071.4 5044.2 4930.3 5106.1 5005.7 4963.5 4803.9 4825.7 4954.2 5060.0 5136.1 1976 5192.3 5069.0 4985.0 4900.3 4879.0 4979.3 4967.1 4892.1 4860.7 4938.4 5105.0 5294.0 1977 5266.8 5089.3 5024.7 4940.7 5056.1 4997.3 4998.4 4983.2 4779.0 4829.3 4942.0 5166.2 1978 5070.6 5106.4 5042.4 4998.3 4999.4 4983.7 5050.3 4767.9 4887.0 4911.9 5055.0 5165.2 1979 5143.7 5038.9 4941.3 4997.7 4896.1 4912.8 4781.0 4899.3 4905.2 4893.2 5063.1 5189.0 1980 5189.6 5119.7 5081.9 5085.6 4962.9 4943.1 5033.7 4994.2 4988.3 4884.5 5119.0 5151.0 1981 5141.7 5085.0 5100.0 4934.7 4945.5 4962.3 5029.0 5128.1 4979.0 4909.7 4985.0 5074.3 1982 5162.3 5071.1 4829.0 4802.7 - - - - - - - - 1983 - - - 4973.9 5025.2 4990.7 4823.9 4952.6 4976.7 4881.6 4934.7 5129.7 1984 5215.9 5079.0 5023.5 5006.3 5059.0 4914.7 4955.5 4986.5 4935.7 4870.0 5045.3 5226.7 1985 5208.3 5017.3 5018.1 5006.8 4941.7 4998.3 4786.3 4938.1 4858.7 4914.2 4921.7 5090.3 1986 5186.9 5284.2 5026.1 - 5038.6 4917.3 4887.0 4916.1 4854.4 4949.3 5003.0 5131.0 1987 5237.4 5061.1 5000.3 4976.7 4959.3 5062.3 5028.4 4761.0 4976.6 4931.6 5006.3 5132.3 1988 5194.8 5031.7 5031.0 4951.3 5027.1 5061.3 4872.6 4932.3 4963.0 5079.4 5004.5 5086.8 1989 5117.1 5036.4 4994.5 4973.8 4824.1 4889.7 4897.7 4974.8 5000.4 4966.0 5028.7 5248.7 1990 5180.0 5041.4 4964.1 5055.3 5033.2 4994.0 5032.8 4923.2 4816.7 4971.9 5084.8 5208.7 1991 5111.0 5158.6 4981.0 5027.2 4919.0 5076.3 5069.4 4976.5 4926.7 4915.8 5061.5 5254.8 1992 - - - - - - - - - - - - 1993 - - - - - - - - - - - - 1994 - - - - - - - - - - - - 1995 - - - - - - - - - - - - 1996 - - - - - - - - - - - - 1997 - - - - - - - - - - - - 1998 - - - - - - - - - - - - 1999 - - - - - - - - - - - - 2000 - - - - - - - - - - - - 2001 - - - - - - - - - - - - 2002 - - - - - - - - - - - - 2003 - - - - - - - - - - - - 2004 - - - - - - - - - - - - 2005 - - - - - - - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - - 2010 - - - - - - - - - - - - 2011 - - - - - - - - - - - - 2012 - - - - - - - - - - - - 2013 - - - - - - - - - - - - 2014 - - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - - - - 2018 - - - - - - - - - - - - 2019 - - - - - - - - - - - - 2020 - - - - - - - - - - - - 2021 - - - - - - - - - - - - 2022 - - - - - - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -