| The Analysis of 54 Lunar Eclipses by Byron Soulsby | |||||||||||||
| Table 1 - Summary of crater timings | |||||||||||||
| (I) = immersions, (E) = emersions | |||||||||||||
| Date | Eclipse | (I) | Mean error | ||||||||||
| Sequence | Type | No | (E) | %E | +/- | Participating Countries | |||||||
| 1972 Jan 30 | Total | 0 | (I) | - | - | Australia | |||||||
| 0 | 0 | (E) | - | - | |||||||||
| 1974 Nov 29 | Total | 64 | (I) | 1.741 | 0.0975 | Australia | |||||||
| 1 | 23 | (E) | 2.2921 | 0.668 | |||||||||
| 1978 Mar 24 | Total | 386 | (I) | 2.1966 | 0.1371 | Australia, South Africa | |||||||
| 2 | 64 | (E) | 2.1471 | 0.2289 | |||||||||
| 1978 Sep 16 | Total | 689 | (I) | 1.9906 | 0.1188 | Australia | |||||||
| 3 | 57 | (E) | 2.0246 | 0.1401 | |||||||||
| 1979 Mar 13 | Partial | 50 | (I) | 2.2303 | 0.135 | South Africa | |||||||
| 4 | 0 | (E) | |||||||||||
| 1979 Sep 6 | Total | 206 | (I) | 1.9591 | 0.1511 | Australia, NZ, USA | |||||||
| 5 | 265 | (E) | 1.862 | 0.1281 | |||||||||
| 1981 Jul 17 | Partial | 86 | (I) | 2.1073 | 0.2328 | South Africa, Brazil | |||||||
| 6 | 0 | (E) | |||||||||||
| 1982 Jan 9 | Total | 359 | (I) | 2.1047 | 0.1556 | Australia | |||||||
| 7 | 1 | (E) | 2.2044 | - | |||||||||
| 1982 Jul 6 | Partial | 65 | (I) | 2.0953 | 0.3286 | Australia, NZ, Brazil | |||||||
| 8 | 289 | (E) | 2.1825 | 0.1594 | |||||||||
| 1982 Dec 30 | Total | 45 | (I) | 1.8291 | 0.1372 | Australia, NZ | |||||||
| 9 | 88 | (E) | 1.7717 | 0.1083 | |||||||||
| 1983 Jun 25 | Partial | 99 | (I) | 2.0283 | 0.134 | Australia, NZ | |||||||
| 10 | 62 | (E) | 2.15 | 0.1901 | |||||||||
| 1985 May 4 | Total | 576 | (I) | 2.0363 | 0.1636 | Australia, Brazil, NZ, South Africa, Philippines, Spain, Austria | |||||||
| 11 | 202 | (E) | 1.9069 | 0.1197 | |||||||||
| 1985 Oct 28 | Total | 291 | (I) | 2.4873 | 0.1538 | Australia, Italy, South Africa, NZ, Zimbabwe, UK, Cyprus, Singapore | |||||||
| 12 | 84 | (E) | 1.9198 | 0.2609 | |||||||||
| 1986 Apr 24 | Total | 683 | (I) | 2.0062 | 0.0875 | Australia, Italy, NZ | |||||||
| 13 | 435 | (E) | 2.1028 | 0.1529 | |||||||||
| 1986 Oct 17 | Total | 462 | (I) | 2.1488 | 0.1777 | Australia, Italy, NZ, Brazil, Austria, UK, Netherlands, South Africa, Belgium, Spain | |||||||
| 14 | 273 | (E) | 2.1313 | 0.1368 | |||||||||
| 1988 Mar 3 | Partial | 5 | (I) | 2.6725 | 0.0294 | Australia, NZ, USA, Italy, UK | |||||||
| 15 | 5 | (E) | 2.061 | 0.0252 | |||||||||
| 1988 Aug 27 | Partial | 44 | (I) | 2.2655 | 0.2176 | Australia, NZ | |||||||
| 16 | 75 | (E) | 1.9514 | 0.0995 | |||||||||
| 1989 Feb 20 | Total | 334 | (I) | 2.2425 | 0.0846 | Australia, NZ | |||||||
| 17 | 239 | (E) | 2.0021 | 0.0902 | |||||||||
| 1989 Aug 17 | Total | 357 | (I) | 2.1589 | 0.145 | Australia, Italy, Brazil, Netherlands, Spain, South Africa, Portugal, UK, Belgium, Austria | |||||||
| 18 | 83 | (E) | 1.882 | 0.2906 | |||||||||
| 1990 Feb 9 | Total | 247 | (I) | 2.1511 | 0.1688 | Brazil, Belgium, Italy, Netherlands | |||||||
| 19 | 184 | (E) | 2.3116 | 0.097 | |||||||||
| 1990 Aug 6 | Partial | 59 | (I) | 2.5023 | 0.1714 | Australia | |||||||
| 20 | 48 | (E) | 2.063 | 0.1387 | |||||||||
| 1991 Dec 21 | Partial | 0 | (I) | Clouded out | Australia | ||||||||
| 21 | 0 | (E) | |||||||||||
| 1992 Jun 15 | Partial | 86 | (I) | 2.2488 | 0.1447 | NZ, Brazil | |||||||
| 22 | 76 | (E) | 1.947 | 0.187 | |||||||||
| 1992 Dec 9 | Total | 116 | (I) | 2.2998 | 0.1681 | UK, Brazil, Portugal, Spain | |||||||
| 23 | 40 | (E) | 2.4117 | 0.238 | |||||||||
| 1993 Jun 4 | Total | 194 | (I) | 1.9025 | 0.1095 | Australia | |||||||
| 24 | 129 | (E) | 2.0421 | 0.1582 | |||||||||
| 1993 Nov 29 | Total | 39 | (I) | 2.2812 | 0.1115 | Brazil | |||||||
| 25 | 8 | (E) | 2.1041 | 0.2464 | |||||||||
| 1994 May 25 | Partial | 5 | (I) | 2.8899 | 0.2111 | Brazil | |||||||
| 26 | 5 | (E) | 2.8709 | 0.1971 | |||||||||
| 1995 Apr 15 | Partial | 36 | (I) | 1.9147 | 0.115 | Australia | |||||||
| 27 | 42 | (E) | 2.2772 | 0.0542 | |||||||||
| 1996 Apr 4 | Total | 333 | (I) | 2.2382 | 0.1066 | Netherlands, Brazil, Belgium, Spain | |||||||
| 28 | 303 | (E) | 2.2927 | 0.113 | |||||||||
| 1996 Sep 27 | Total | 170 | (I) | 2.2734 | 0.1274 | Italy, Belgium, Netherlands | |||||||
| 29 | 95 | (E) | 1.9912 | 0.1921 | |||||||||
| 1997 Mar 24 | Partial | 101 | (I) | 2.2535 | 0.1265 | Italy, Brazil | |||||||
| 30 | 90 | (E) | 2.0053 | 0.0986 | |||||||||
| 1997 Sep 16 | Total | 328 | (I) | 2.1298 | 0.11 | Australia, Slovakia, Italy | |||||||
| 31, WC 1 | 212 | (E) | 1.9476 | 0.142 | |||||||||
| 1998 Mar 13 | Pen | Only images were analysed | Australia, France | ||||||||||
| 32 | |||||||||||||
| 1998 Aug 6 | Pen | Only images were analysed | Australia | ||||||||||
| 33 | |||||||||||||
| 1998 Sep 6 | Pen | Only images were analysed | Australia | ||||||||||
| 34 | |||||||||||||
| 1999 Jan 31 | Pen | Only images were analysed | Australia | ||||||||||
| 35, WC 2 | |||||||||||||
| 1999 Jul 28 | Partial | 25 | (I) | 2.3072 | 0.0994 | Australia | |||||||
| 36, WC 3 | 27 | (E) | 2.0066 | 0.0932 | |||||||||
| 2000 Jan 21 | Total | 235 | (I) | 2.3349 | 0.1444 | Australia, Brazil, South Africa, Italy | |||||||
| 37, WC 4 | 65 | (E) | 1.7922 | 0.1974 | |||||||||
| 2000 Jul 16 | Total | 233 | (I) | 1.9565 | 0.1272 | Australia | |||||||
| 38, WC 5 | 175 | (E) | 2.098 | 0.101 | |||||||||
| 2001 Jan 9 | Total | 221 | (I) | 2.1816 | 0.0894 | Australia, Poland, South Africa | |||||||
| 39 | 94 | (E) | 1.9828 | 0.1369 | |||||||||
| 2001 Jul 5 | Partial | 9 | (I) | 2.6765 | 0.2839 | Australia | |||||||
| 40 | 9 | (E) | 2.5488 | 0.3406 | |||||||||
| 2001 Dec 30 | Pen | Only images were analysed | Australia | ||||||||||
| 41 | |||||||||||||
| 2002 May 26 | Pen | Only images were analysed | Australia | ||||||||||
| 42 | |||||||||||||
| 2002 Jun 24 | Pen | Only images were analysed | Australia | ||||||||||
| 43 | |||||||||||||
| 2002 Nov 20 | Pen | Only images were analysed | Australia | ||||||||||
| 44 | |||||||||||||
| 2003 May 16 | Total | 163 | (I) | 2.0234 | 0.0986 | South Africa, Brazil, Italy | |||||||
| 45 | 76 | (E) | 1.8993 | 0.0508 | |||||||||
| 2003 Nov 9 | Total | 254 | (I) | 2.1845 | 0.1168 | South Africa, Brazil | |||||||
| 46 | 187 | (E) | 1.9282 | 0.1274 | (includes 116 predictions) | ||||||||
| 2004 May 4 | Total | 49 | (I) | 1.9331 | 0.1866 | South Africa, Brazil, UK | |||||||
| 47 | 46 | (E) | 1.9036 | 0.2197 | |||||||||
| 2004 Oct 28 | Total | 141 | (I) | 2.2338 | 0.153 | South Africa, Brazil, Austria, USA | |||||||
| 48 | 38 | (E) | 1.8746 | 0.1252 | |||||||||
| 2005 Apr 24 | Pen | Only images were analysed, penumbra not seen due to cloud. | Australia | ||||||||||
| 49 | |||||||||||||
| 2005 Oct 17 | Partial | Only 65 images were analysed for a "live" web-page, and to determine first and fourth contacts. | Australia | ||||||||||
| 50 | |||||||||||||
| 2006 Mar 14 | Penumbral | This eclipse was to be observed in Cairo, but was unsuccessful. | Australia | ||||||||||
| 51 | |||||||||||||
| 2006 Sep 7/8 | Partial | 9 | (I) | 1.2916 | 0.505 | Australia, South Africa | |||||||
| 1 | (E) | 1.6685 | |||||||||||
| Video records were made of this eclipse to determine the exact time of first primary contact. Analysis of the video images confirmed the Improved Lunar Eclipse Ephemerides time of 108 seconds later than other predictions, using the umbral oblateness of 1/102. | |||||||||||||
| 52 | |||||||||||||
| 2007 Mar 3 | Total | 33 | (I) | 2.3549 | 0.182 | South Africa, Brazil | |||||||
| 53 | 44 | (E) | 2.4712 | 0.152 | |||||||||
| 2007 Aug 28 | Total | 46 | (I) | 2.0268 | 0.048 | Australia, New Zealand | |||||||
| 54 | 46 | (E) | 1.6764 | 0.076 | |||||||||
| Multiple images from a web camera were measured to give the size of the umbra. An LPI camera was used to record primary contact images and digital crater timings. | |||||||||||||
| Mean Values | (I) | 2.212 | 0.148 | ||||||||||
| (E) | 2.121 | 0.167 | |||||||||||
| Legend for Table 1 | |||||||||||||
| Sequence is the number of the eclipse in the Soulsby series | |||||||||||||
| No is the number of crater timing observations statistically accepted for analysis | |||||||||||||
| Type of eclipse is Total, Partial or Penumbral. For the latter no crater timings are possible | |||||||||||||
| %E is the percent enlargement of the umbra, where 0<%E<4 for the current analysis | |||||||||||||
| Mean Error is the error of the mean, the standard deviation / (No)1/2 | |||||||||||||