Maxima for Z Vel
Period: 417, Epoch: 2454286
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-99   2412960 1894-05-11 2413003 1894-06-23 -43 SVO
-98   2413370 1895-06-25 2413420 1895-08-14 -50 SVO
-97   2413785 1896-08-13 2413837 1896-10-04 -52 SVO
-94   2415050 1900-01-30 2415088 1900-03-09 -38 AnHar, 1909, vol 55, p 95
-93   2415448 1901-03-04 2415505 1901-04-30 -57 AnHar, 1909, vol 55, p 95
-92   2415871 1902-05-01 2415922 1902-06-21 -51 AnHar, 1909, vol 55, p 95
-91   2416255 1903-05-20 2416339 1903-08-12 -84 AnHar, 1952, vol 115
-90   2416750 1904-09-26 2416756 1904-10-02 -6 AnHar, 1952, vol 115
-88   2417620 1907-02-13 2417590 1907-01-14 30 AnHar, 1952, vol 115
-87   2418065 1908-05-03 2418007 1908-03-06 58 AnHar, 1952, vol 115
-86   2418500 1909-07-12 2418424 1909-04-27 76 SVO
-84 9.6 2419391 1911-12-20 2419258 1911-08-09 133 SVO
-83   2419804 1913-02-05 2419675 1912-09-29 129 BHarO, 1927, no 843, p 16
-82   2420241 1914-04-18 2420092 1913-11-20 149 BHarO, 1927, no 843, p 16, AnHar, 1952, vol 115
-81   2420663 1915-06-14 2420509 1915-01-11 154 BHarO, 1927, no 843, p 16
-80   2421120 1916-09-13 2420926 1916-03-03 194 AnHar, 1952, vol 115
-79   2421546 1917-11-13 2421343 1917-04-24 203 BHarO, 1927, no 843, p 16
-78 9.8 2421990 1919-01-31 2421760 1918-06-15 230 SVO
-77 9.2 2422438 1920-04-23 2422177 1919-08-06 261 SVO
-76 10.0 2422869 1921-06-28 2422594 1920-09-26 275 SVO
-75 9.5 2423307 1922-09-09 2423011 1921-11-17 296 SVO
-74 9.8 2423740 1923-11-16 2423428 1923-01-08 312 SVO
-73 8.4 2424150 1924-12-30 2423845 1924-02-29 305 SVO
-72 10.1 2424596 1926-03-21 2424262 1925-04-21 334 SVO
-71 9.3 2425029 1927-05-28 2424679 1926-06-12 350 SVO
-70 9.5 2425456 1928-07-28 2425096 1927-08-03 360 SVO
-69 9.4 2425889 1929-10-04 2425513 1928-09-23 376 SVO
-68 9.4 2426309 1930-11-28 2425930 1929-11-14 379 SVO
-67 9.2 2426732 1932-01-25 2426347 1931-01-05 385 SVO
-66 9.4 2427150 1933-03-18 2426764 1932-02-26 386 SVO
-65 9.1 2427565 1934-05-07 2427181 1933-04-18 384 SVO
-64 9.5 2427993 1935-07-09 2427598 1934-06-09 395 SVO
-63 9.8 2428410 1936-08-29 2428015 1935-07-31 395 SVO
-62 9.0 2428813 1937-10-06 2428432 1936-09-20 381 SVO
-61 9.6 2429218 1938-11-15 2428849 1937-11-11 369 SVO
-60 9.2 2429630 1940-01-01 2429266 1939-01-02 364 SVO
-59 9.8 2430044 1941-02-18 2429683 1940-02-23 361 SVO
-58 9.2 2430460 1942-04-10 2430100 1941-04-15 360 SVO
-57 9.8 2430866 1943-05-21 2430517 1942-06-06 349 SVO
-56 9.4 2431275 1944-07-03 2430934 1943-07-28 341 SVO
-55 9.5 2431686 1945-08-18 2431351 1944-09-17 335 SVO
-54 9.6 2432099 1946-10-05 2431768 1945-11-08 331 SVO
-53 9.7 2432511 1947-11-21 2432185 1946-12-30 326 SVO
-52 9.5 2432919 1949-01-02 2432602 1948-02-20 317 SVO
-51 9.6 2433330 1950-02-17 2433019 1949-04-12 311 SVO
-50 9.1 2433750 1951-04-13 2433436 1950-06-03 314 SVO
-49 10.0 2434164 1952-05-31 2433853 1951-07-25 311 SVO
-48 9.5 2434565 1953-07-06 2434270 1952-09-14 295 SVO
-47 9.9 2434962 1954-08-07 2434687 1953-11-05 275 SVO
-46 9.3 2435364 1955-09-13 2435104 1954-12-27 260 SVO
-45 9.8 2435776 1956-10-29 2435521 1956-02-17 255 SVO
-44 9.5 2436169 1957-11-26 2435938 1957-04-09 231 SVO
-43 9.7 2436572 1959-01-03 2436355 1958-05-31 217 SVO
-42 9.4 2436983 1960-02-18 2436772 1959-07-22 211 SVO
-41 10.0 2437398 1961-04-08 2437189 1960-09-11 209 SVO
-40 9.8 2437807 1962-05-22 2437606 1961-11-02 201 SVO
-39 10.2 2438229 1963-07-18 2438023 1962-12-24 206 SVO
-38 9.3 2438640 1964-09-01 2438440 1964-02-14 200 SVO
-37 9.8 2439061 1965-10-27 2438857 1965-04-06 204 SVO
-36 9.7 2439464 1966-12-04 2439274 1966-05-28 190 SVO
-35 9.1 2439884 1968-01-28 2439691 1967-07-19 193 SVO
-34 9.6 2440310 1969-03-29 2440108 1968-09-08 202 SVO
-33 9.5 2440739 1970-06-01 2440525 1969-10-30 214 SVO
-32 9.8 2441149 1971-07-16 2440942 1970-12-21 207 SVO
-31 9.6 2441581 1972-09-20 2441359 1972-02-11 222 SVO
-30 9.4 2442000 1973-11-13 2441776 1973-04-03 224 SVO
-29 9.0 2442423 1975-01-10 2442193 1974-05-25 230 SVO
-28 9.4 2442851 1976-03-13 2442610 1975-07-16 241 SVO
-27 9.6 2443288 1977-05-24 2443027 1976-09-05 261 SVO
-26 9.8 2443720 1978-07-30 2443444 1977-10-27 276 SVO
-25   2444147 1979-09-30 2443861 1978-12-18 286 AAVSO
-24 8.9 2444580 1980-12-06 2444278 1980-02-08 302 SVO
-23 9.2 2445019 1982-02-18 2444695 1981-03-31 324 SVO
-22 9.1 2445459 1983-05-04 2445112 1982-05-22 347 SVO
-21 9.8 2445891 1984-07-09 2445529 1983-07-13 362 SVO
-20 9.3 2446323 1985-09-14 2445946 1984-09-02 377 SVO
-19 9.8 2446758 1986-11-23 2446363 1985-10-24 395 SVO
-18 9.4 2447185 1988-01-24 2446780 1986-12-15 405 SVO
-17 10.2 2447619 1989-04-02 2447197 1988-02-05 422 SVO
-16 9.8 2448020 1990-05-08 2447614 1989-03-28 406 SVO
-15 9.8 2448454 1991-07-16 2448031 1990-05-19 423 SVO
-14 9.6 2448879 1992-09-13 2448448 1991-07-10 431 SVO
-13 9.7 2449303 1993-11-11 2448865 1992-08-30 438 SVO
-12 9.7 2449708 1994-12-21 2449282 1993-10-21 426 SVO
-11 9.4 2450121 1996-02-07 2449699 1994-12-12 422 SVO
-10 9.5 2450536 1997-03-28 2450116 1996-02-02 420 SVO
-9 9.8 2450952 1998-05-18 2450533 1997-03-25 419 SVO
-8   2451392 1999-08-01 2450950 1998-05-16 442 AAVSO
-7 9.1 2451787 2000-08-30 2451367 1999-07-07 420 SVO
-6 8.5 2452206 2001-10-23 2451784 2000-08-27 422 SVO
-5 9.2 2452624 2002-12-15 2452201 2001-10-18 423 SVO
-4 8.8 2453039 2004-02-03 2452618 2002-12-09 421 SVO
-3 8.7 2453454 2005-03-24 2453035 2004-01-30 419 SVO
-2 9.4 2453879 2006-05-23 2453452 2005-03-22 427 SVO
-1 9.1 2454298 2007-07-16 2453869 2006-05-13 429 SVO
0 9.0 2454726 2008-09-16 2454286 2007-07-04 440 SVO
1 8.8 2455134 2009-10-29 2454703 2008-08-24 431 SVO
2   2455534 2010-12-03 2455120 2009-10-15 414 AAVSO
3   2455953 2012-01-26 2455537 2010-12-06 416 AAVSO
4 9.4 2456383 2013-03-31 2455954 2012-01-27 429 SVO
5 9.5 2456795 2014-05-17 2456371 2013-03-19 424 AAVSO
6 8.9 2457210 2015-07-06 2456788 2014-05-10 422 SVO
7 9.2 2457630 2016-08-29 2457205 2015-07-01 425 SVO
8 9.2 2458040 2017-10-13 2457622 2016-08-21 418 SVO
9 9.3 2458466 2018-12-13 2458039 2017-10-12 427 SVO
10 8.8 2458877 2020-01-28 2458456 2018-12-03 421 SVO
11 8.9 2459294 2021-03-20 2458873 2020-01-24 421 SVO
12 8.7 2459704 2022-05-04 2459290 2021-03-16 414 SVO


E Cycle number from the GCVS4 epoch.
Mag Magnitude at maximum.
O (JD) Julian date at observed time for maximum.
O (Dat) Same as above, expressed as date.
C (JD) Julian date at calculated time for maximum with elements from GCVS4.
C (Dat) Same as above, expressed as date.
O-C O (JD) minus C (JD).
Sorce Datasource for the maxima.