Station Name Lanzhou | IAGA Code LZH | Geodetic Latitude [deg] 36.087 | Geodetic Longitude [deg] 103.845 | Elevation [m] 1560 | # This data file is part of the IPGP monthly means database. | # Data last verified by the observatory: | # Conditions of use: these data are for scientific/academic use. | # NOTES: | # 1980-2000 Computed from WDC Copenhagen | # 2008 Establishment of a new absolute pillar located in a new | # pavilion following the destruction of the old one | TIME X Y Z L M R 1980.042 31590 -984 42463 0 1 3 1980.124 31588 -984 42463 0 1 3 1980.206 31601 -984 42459 0 1 3 1980.290 31594 -984 42465 0 1 3 1980.373 31595 -986 42469 0 1 3 1980.456 31588 -986 42474 0 1 3 1980.540 31589 -984 42473 0 1 3 1980.624 31585 -985 42474 0 1 3 1980.708 31580 -988 42473 0 1 3 1980.791 31561 -986 42472 0 1 3 1980.874 31563 -986 42473 0 1 3 1980.958 31554 -989 42476 0 1 3 1981.042 999999 999999 999999 9 9 9 1981.123 999999 999999 999999 9 9 9 1981.204 999999 999999 999999 9 9 9 1981.288 999999 999999 999999 9 9 9 1981.371 999999 999999 999999 9 9 9 1981.455 999999 999999 999999 9 9 9 1981.538 999999 999999 999999 9 9 9 1981.623 999999 999999 999999 9 9 9 1981.707 999999 999999 999999 9 9 9 1981.790 999999 999999 999999 9 9 9 1981.874 999999 999999 999999 9 9 9 1981.958 999999 999999 999999 9 9 9 1982.042 999999 999999 999999 9 9 9 1982.123 999999 999999 999999 9 9 9 1982.204 999999 999999 999999 9 9 9 1982.288 999999 999999 999999 9 9 9 1982.371 999999 999999 999999 9 9 9 1982.455 999999 999999 999999 9 9 9 1982.538 999999 999999 999999 9 9 9 1982.623 999999 999999 999999 9 9 9 1982.707 999999 999999 999999 9 9 9 1982.790 999999 999999 999999 9 9 9 1982.874 999999 999999 999999 9 9 9 1982.958 999999 999999 999999 9 9 9 1983.042 999999 999999 999999 9 9 9 1983.123 999999 999999 999999 9 9 9 1983.204 999999 999999 999999 9 9 9 1983.288 999999 999999 999999 9 9 9 1983.371 999999 999999 999999 9 9 9 1983.455 999999 999999 999999 9 9 9 1983.538 999999 999999 999999 9 9 9 1983.623 999999 999999 999999 9 9 9 1983.707 999999 999999 999999 9 9 9 1983.790 999999 999999 999999 9 9 9 1983.874 999999 999999 999999 9 9 9 1983.958 999999 999999 999999 9 9 9 1984.042 999999 999999 999999 9 9 9 1984.124 999999 999999 999999 9 9 9 1984.206 999999 999999 999999 9 9 9 1984.290 999999 999999 999999 9 9 9 1984.373 999999 999999 999999 9 9 9 1984.456 999999 999999 999999 9 9 9 1984.540 999999 999999 999999 9 9 9 1984.624 999999 999999 999999 9 9 9 1984.708 999999 999999 999999 9 9 9 1984.791 999999 999999 999999 9 9 9 1984.874 999999 999999 999999 9 9 9 1984.958 999999 999999 999999 9 9 9 1985.042 999999 999999 999999 9 9 9 1985.123 999999 999999 999999 9 9 9 1985.204 999999 999999 999999 9 9 9 1985.288 999999 999999 999999 9 9 9 1985.371 999999 999999 999999 9 9 9 1985.455 999999 999999 999999 9 9 9 1985.538 999999 999999 999999 9 9 9 1985.623 999999 999999 999999 9 9 9 1985.707 999999 999999 999999 9 9 9 1985.790 999999 999999 999999 9 9 9 1985.874 999999 999999 999999 9 9 9 1985.958 999999 999999 999999 9 9 9 1986.042 31366 -994 42618 0 1 3 1986.123 31338 -994 42625 0 1 3 1986.204 31356 -992 42628 0 1 3 1986.288 31369 -994 42625 0 1 3 1986.371 31366 -994 42630 0 1 3 1986.455 31372 -995 42629 0 1 3 1986.538 31371 -995 42631 0 1 3 1986.623 31361 -995 42637 0 1 3 1986.707 31348 -995 42642 0 1 3 1986.790 31351 -993 42642 0 1 3 1986.874 31344 -992 42647 0 1 3 1986.958 31352 -992 42648 0 1 3 1987.042 999999 999999 999999 9 9 9 1987.123 999999 999999 999999 9 9 9 1987.204 999999 999999 999999 9 9 9 1987.288 999999 999999 999999 9 9 9 1987.371 999999 999999 999999 9 9 9 1987.455 999999 999999 999999 9 9 9 1987.538 999999 999999 999999 9 9 9 1987.623 999999 999999 999999 9 9 9 1987.707 999999 999999 999999 9 9 9 1987.790 999999 999999 999999 9 9 9 1987.874 999999 999999 999999 9 9 9 1987.958 999999 999999 999999 9 9 9 1988.042 999999 999999 999999 9 9 9 1988.124 999999 999999 999999 9 9 9 1988.206 999999 999999 999999 9 9 9 1988.290 999999 999999 999999 9 9 9 1988.373 999999 999999 999999 9 9 9 1988.456 999999 999999 999999 9 9 9 1988.540 999999 999999 999999 9 9 9 1988.624 999999 999999 999999 9 9 9 1988.708 999999 999999 999999 9 9 9 1988.791 999999 999999 999999 9 9 9 1988.874 999999 999999 999999 9 9 9 1988.958 999999 999999 999999 9 9 9 1989.042 31288 -954 42725 0 1 3 1989.123 31296 -953 42724 0 1 3 1989.204 31260 -950 42734 0 1 3 1989.288 31285 -950 42735 0 1 3 1989.371 31298 -950 42736 0 1 3 1989.455 31292 -949 42741 0 1 3 1989.538 31316 -948 42735 0 1 3 1989.623 31289 -944 42740 0 1 3 1989.707 31278 -944 42746 0 1 3 1989.790 31276 -940 42749 0 1 3 1989.874 31266 -935 42753 0 1 3 1989.958 31272 -932 42754 0 1 3 1990.042 31277 -929 42758 0 1 3 1990.123 31259 -928 42762 0 1 3 1990.204 31256 -927 42763 0 1 3 1990.288 31243 -926 42772 0 1 3 1990.371 31271 -926 42772 0 1 3 1990.455 31276 -924 42773 0 1 3 1990.538 31283 -922 42770 0 1 3 1990.623 31256 -921 42776 0 1 3 1990.707 31267 -919 42778 0 1 3 1990.790 31261 -916 42779 0 1 3 1990.874 31265 -913 42781 0 1 3 1990.958 31264 -910 42785 0 1 3 1991.042 31265 -910 42788 0 1 3 1991.123 31258 -907 42790 0 1 3 1991.204 31231 -905 42796 0 1 3 1991.288 31248 -903 42801 0 1 3 1991.371 31252 -900 42808 0 1 3 1991.455 31228 -899 42819 0 1 3 1991.538 31240 -898 42819 0 1 3 1991.623 31229 -898 42825 0 1 3 1991.707 31236 -897 42830 0 1 3 1991.790 31221 -893 42835 0 1 3 1991.874 31204 -887 42844 0 1 3 1991.958 31236 -885 42842 0 1 3 1992.042 31230 -885 42844 0 1 3 1992.124 31197 -884 42853 0 1 3 1992.206 31234 -883 42853 0 1 3 1992.290 31243 -881 42855 0 1 3 1992.373 31225 -880 42866 0 1 3 1992.456 31238 -876 42868 0 1 3 1992.540 31246 -875 42869 0 1 3 1992.624 31235 -870 42876 0 1 3 1992.708 31217 -869 42884 0 1 3 1992.791 31223 -867 42886 0 1 3 1992.874 31221 -867 42889 0 1 3 1992.958 31222 -867 42894 0 1 3 1993.042 999999 999999 999999 9 9 9 1993.123 999999 999999 999999 9 9 9 1993.204 999999 999999 999999 9 9 9 1993.288 999999 999999 999999 9 9 9 1993.371 999999 999999 999999 9 9 9 1993.455 999999 999999 999999 9 9 9 1993.538 999999 999999 999999 9 9 9 1993.623 999999 999999 999999 9 9 9 1993.707 999999 999999 999999 9 9 9 1993.790 999999 999999 999999 9 9 9 1993.874 999999 999999 999999 9 9 9 1993.958 999999 999999 999999 9 9 9 1994.042 999999 999999 999999 9 9 9 1994.123 999999 999999 999999 9 9 9 1994.204 999999 999999 999999 9 9 9 1994.288 999999 999999 999999 9 9 9 1994.371 999999 999999 999999 9 9 9 1994.455 999999 999999 999999 9 9 9 1994.538 999999 999999 999999 9 9 9 1994.623 999999 999999 999999 9 9 9 1994.707 999999 999999 999999 9 9 9 1994.790 999999 999999 999999 9 9 9 1994.874 999999 999999 999999 9 9 9 1994.958 999999 999999 999999 9 9 9 1995.042 31199 -828 43000 0 1 3 1995.123 31196 -828 43004 0 1 3 1995.204 31194 -829 43007 0 1 3 1995.288 31192 -833 43015 0 1 3 1995.371 31193 -836 43023 0 1 3 1995.455 31203 -836 43025 0 1 3 1995.538 31207 -836 43027 0 1 3 1995.623 31203 -837 43032 0 1 3 1995.707 31192 -837 43040 0 1 3 1995.790 31176 -842 43047 0 1 3 1995.874 31198 999999 43048 0 1 3 1995.958 31191 999999 43052 0 1 3 1996.042 999999 999999 999999 9 9 9 1996.124 999999 999999 999999 9 9 9 1996.206 999999 999999 999999 9 9 9 1996.290 999999 999999 999999 9 9 9 1996.373 999999 999999 999999 9 9 9 1996.456 999999 999999 999999 9 9 9 1996.540 999999 999999 999999 9 9 9 1996.624 999999 999999 999999 9 9 9 1996.708 999999 999999 999999 9 9 9 1996.791 999999 999999 999999 9 9 9 1996.874 999999 999999 999999 9 9 9 1996.958 999999 999999 999999 9 9 9 1997.042 31169 -837 43117 0 1 3 1997.123 31161 -837 43123 0 1 3 1997.204 31164 -837 43127 0 1 3 1997.288 31162 -838 43134 0 1 3 1997.371 31160 -840 43138 0 1 3 1997.455 31164 -841 43140 0 1 3 1997.538 31169 -843 43141 0 1 3 1997.623 31162 -844 43147 0 1 3 1997.707 31149 -845 43151 0 1 3 1997.790 31140 -845 43156 0 1 3 1997.874 31137 -845 43161 0 1 3 1997.958 31146 -844 43163 0 1 3 1998.042 31126 -833 43152 0 1 3 1998.123 31122 -835 43154 0 1 3 1998.204 31110 -833 43159 0 1 3 1998.288 31117 -835 43162 0 1 3 1998.371 31098 -834 43173 0 1 3 1998.455 31113 -837 43173 0 1 3 1998.538 31111 -837 43173 0 1 3 1998.623 31090 -837 43180 0 1 3 1998.707 31091 -841 43183 0 1 3 1998.790 31085 -841 43188 0 1 3 1998.874 31081 -842 43191 0 1 3 1998.958 31093 -843 43191 0 1 3 1999.042 31090 -843 43194 0 1 3 1999.123 31090 -844 43195 0 1 3 1999.204 31086 -844 43198 0 1 3 1999.288 31089 -846 43200 0 1 3 1999.371 31098 -845 43201 0 1 3 1999.455 31103 -846 43200 0 1 3 1999.538 31092 -846 43204 0 1 3 1999.623 31075 -848 43208 0 1 3 1999.707 31061 -851 43215 0 1 3 1999.790 31053 -852 43220 0 1 3 1999.874 31061 -853 43220 0 1 3 1999.958 31073 -854 43221 0 1 3 2000.042 31061 -859 43225 0 1 3 2000.124 31061 -860 43224 0 1 3 2000.206 31069 -861 43223 0 1 3 2000.290 31054 -864 43227 0 1 3 2000.373 31064 -866 43232 0 1 3 2000.456 31063 -867 43234 0 1 3 2000.540 31049 -867 43237 0 1 3 2000.624 31043 -870 43240 0 1 3 2000.708 31038 -873 43243 0 1 3 2000.791 31029 -874 43245 0 1 3 2000.874 31034 -876 43246 0 1 3 2000.958 31048 -881 43248 0 1 3 2001.042 999999 999999 999999 9 9 9 2001.123 999999 999999 999999 9 9 9 2001.204 999999 999999 999999 9 9 9 2001.288 31042 -895 43255 2 3 1 2001.371 31043 -894 43255 2 1 1 2001.455 31043 -897 43254 2 1 1 2001.538 31043 -901 43254 2 2 1 2001.623 31036 -904 43255 2 2 1 2001.707 31027 -908 43256 2 1 1 2001.790 30995 -910 43265 2 1 1 2001.874 30998 -912 43269 2 1 1 2001.958 31020 -917 43266 2 1 1 2002.042 31023 -921 43266 2 1 1 2002.123 31019 -924 43266 2 2 1 2002.204 31021 -926 43267 2 1 1 2002.288 31013 -931 43271 2 1 1 2002.371 31014 -934 43276 2 1 1 2002.455 31027 -936 43276 2 1 1 2002.538 31022 -940 43277 2 1 1 2002.623 31004 -943 43282 2 1 1 2002.707 30998 -947 43286 2 1 1 2002.790 30973 -949 43293 2 2 1 2002.874 30988 -953 43293 2 1 1 2002.958 30996 -957 43294 2 1 1 2003.042 30996 -961 43295 2 1 1 2003.123 30988 -964 43299 2 1 1 2003.204 30979 -967 43302 2 1 1 2003.288 30979 -971 43307 2 2 1 2003.371 30975 -974 43312 2 1 1 2003.455 30972 -977 43317 2 1 1 2003.538 30973 -980 43318 2 1 1 2003.623 30965 -983 43320 2 1 1 2003.707 30967 -990 43323 2 1 1 2003.790 30949 -994 43325 2 1 1 2003.874 30944 -1001 43327 2 1 1 2003.958 30964 -1006 43326 2 1 1 2004.042 30956 -1008 43329 2 1 1 2004.124 30963 -1012 43330 2 2 1 2004.206 30962 -1015 43331 2 2 1 2004.290 30967 -1019 43333 2 1 1 2004.373 30972 -1022 43336 2 1 1 2004.456 30974 -1025 43337 2 1 1 2004.540 30950 -1028 43343 2 1 1 2004.624 30947 -1031 43348 2 1 1 2004.708 30949 -1035 43350 2 2 1 2004.791 30951 -1038 43351 2 1 1 2004.874 30912 -1038 43361 2 1 1 2004.958 30935 -1044 43362 2 1 1 2005.042 30922 -1047 43366 2 1 2 2005.123 30937 -1049 43365 2 1 2 2005.204 30938 -1050 43366 2 1 2 2005.288 30937 -1053 43369 2 1 2 2005.371 30915 -1055 43379 2 1 2 2005.455 30925 -1058 43380 2 2 2 2005.538 30925 -1062 43380 2 1 2 2005.623 30916 -1064 43384 2 1 2 2005.707 30898 -1068 43392 2 1 2 2005.790 30918 -1070 43389 2 1 2 2005.874 30916 -1073 43391 2 1 2 2005.958 30917 -1075 43394 2 1 2 2006.042 30920 -1079 43395 2 1 2 2006.123 30919 -1080 43398 2 1 2 2006.204 30914 -1082 43399 2 1 2 2006.288 30902 -1084 43407 2 1 2 2006.371 30913 -1088 43409 2 1 2 2006.455 30910 -1088 43411 2 1 2 2006.538 30909 -1091 43412 2 1 2 2006.623 30898 -1094 43417 2 1 2 2006.707 30897 -1098 43420 2 2 2 2006.790 30894 -1101 43423 2 1 2 2006.874 30889 -1102 43426 2 1 2 2006.958 30874 -1105 43433 2 2 2 2007.042 30879 -1108 43436 2 1 2 2007.123 30881 -1109 43437 2 1 2 2007.204 30878 -1111 43440 2 1 2 2007.288 30878 -1113 43445 2 1 2 2007.371 30880 -1115 43447 2 1 2 2007.455 30879 -1117 43451 2 2 2 2007.538 999999 999999 999999 9 9 9 2007.623 999999 999999 999999 9 9 9 2007.707 999999 999999 999999 9 9 9 2007.790 999999 999999 999999 9 9 9 2007.874 999999 999999 999999 9 9 9 2007.958 999999 999999 999999 9 9 9 2008 -4 -2 -1 9 9 4 2008.042 30856 -1130 43480 2 1 2 2008.124 30850 -1131 43485 2 1 2 2008.206 30840 -1131 43490 2 1 2 2008.290 30844 -1133 43494 2 2 2 2008.373 30849 -1136 43497 2 1 2 2008.456 30845 -1136 43501 2 1 2 2008.540 30842 -1137 43504 2 1 2 2008.624 30839 -1139 43508 2 2 2 2008.708 30832 -1143 43512 2 2 2 2008.791 30828 -1145 43517 2 2 2 2008.874 30830 -1147 43521 2 1 2 2008.958 30827 -1149 43526 2 1 2 2009.042 30823 -1151 43530 2 1 2 2009.123 30820 -1152 43534 2 1 2 2009.204 30819 -1153 43538 2 1 2 2009.288 30819 -1156 43543 2 1 2 2009.371 30816 -1158 43549 2 2 2 2009.455 30817 -1159 43553 2 1 2 2009.538 30805 -1161 43559 2 1 2 2009.623 30800 -1163 43565 2 1 2 2009.707 30800 -1166 43569 2 1 2 2009.790 30797 -1168 43574 2 1 2 2009.874 30794 -1170 43580 2 1 2 2009.958 30792 -1173 43586 2 1 2 2010.042 30785 -1175 43593 2 1 2 2010.123 30777 -1175 43599 2 1 2 2010.204 30778 -1177 43602 2 1 2 2010.288 30763 -1180 43611 2 1 2 2010.371 30764 -1183 43619 2 1 2 2010.455 30764 -1184 43622 2 1 2 2010.538 30764 -1185 43625 2 1 2 2010.623 30752 -1187 43631 2 1 2 2010.707 30752 -1190 43634 2 1 2 2010.790 30746 -1192 43639 2 1 2 2010.874 30745 -1194 43643 2 1 2 2010.958 30742 -1196 43648 2 1 2 2011 1 -2 -1 9 9 1 2011.042 30737 -1196 43655 2 2 2 2011.123 30729 -1196 43660 2 1 2 2011.204 30724 -1197 43663 2 1 2 2011.288 30721 -1200 43671 2 1 2 2011.371 30718 -1200 43677 2 1 2 2011.455 30714 -1201 43684 2 1 2 2011.538 30711 -1202 43687 2 1 2 2011.623 30703 -1203 43693 2 1 2 2011.707 30690 -1205 43700 2 1 2 2011.790 30690 -1205 43705 2 1 2 2011.874 30690 -1207 43710 2 1 2 2011.958 30693 -1208 43715 2 1 2 2012.042 30682 -1208 43723 2 1 2 2012.124 30677 -1208 43730 2 1 2 2012.206 30653 -1209 43741 2 1 2 2012.290 30663 -1211 43745 2 1 2 2012.373 30669 -1212 43753 2 1 2 2012.456 30660 -1213 43760 2 1 2 2012.540 30647 -1213 43768 2 1 2 2012.624 30655 -1214 43772 2 1 2 2012.708 30647 -1215 43773 2 1 2 2012.791 30630 -1215 43780 2 2 2 2012.874 30638 -1210 43786 2 1 2 2012.958 30652 -1210 43790 2 1 2 2013.042 30644 -1210 43796 2 1 2 2013.123 30641 -1209 43802 2 1 2 2013.204 30625 -1210 43811 2 1 2 2013.288 30633 -1211 43817 2 1 2 2013.371 30622 -1210 43826 2 1 2 2013.455 30616 -1208 43835 2 1 2 2013.538 30612 -1210 43842 2 1 2 2013.623 30611 -1211 43846 2 2 2 2013.707 30614 -1211 43850 2 1 2 2013.790 30604 -1212 43857 2 2 2 2013.874 30600 -1213 43863 2 1 2 2013.958 30601 -1213 43871 2 2 2 2014.042 30598 -1214 43877 2 1 2 2014.123 30585 -1214 43883 2 1 2 2014.204 30592 -1214 43887 2 1 2 2014.288 30594 -1210 43891 2 3 2 2014.371 999999 999999 999999 9 9 9 2014.455 999999 999999 999999 9 9 9 2014.538 30585 -1218 43914 9 2 9 2014.623 30570 -1218 43925 9 2 9 2014.707 30558 -1221 43932 9 1 9 2014.790 30553 -1222 43938 9 1 9 2014.874 30550 -1224 43946 9 1 9 2014.958 30543 -1225 43955 9 1 9