1042 (MXLII) was a common year starting on Friday of the Julian calendar, the 1042nd year of the Common Era (CE) and Anno Domini (AD) designations, the 42nd year of the 2nd millennium, the 42nd year of the 11th century, and the 3rd year of the 1040s decade. As of the start of 1042, the Gregorian calendar was 6 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium: 2nd millennium
Centuries: 10th century11th century12th century
Decades: 1010s  1020s  1030s  – 1040s –  1050s  1060s  1070s
Years: 1039 1040 104110421043 1044 1045
1042 in other calendars
Gregorian calendar1042
MXLII
Ab urbe condita1795
Armenian calendar491
ԹՎ ՆՂԱ
Assyrian calendar5792
Balinese saka calendar963–964
Bengali calendar449
Berber calendar1992
English Regnal yearN/A
Buddhist calendar1586
Burmese calendar404
Byzantine calendar6550–6551
Chinese calendar辛巳(Metal Snake)
3738 or 3678
    — to —
壬午年 (Water Horse)
3739 or 3679
Coptic calendar758–759
Discordian calendar2208
Ethiopian calendar1034–1035
Hebrew calendar4802–4803
Hindu calendars
 - Vikram Samvat1098–1099
 - Shaka Samvat963–964
 - Kali Yuga4142–4143
Holocene calendar11042
Igbo calendar42–43
Iranian calendar420–421
Islamic calendar433–434
Japanese calendarChōkyū 3
(長久3年)
Javanese calendar945–946
Julian calendar1042
MXLII
Korean calendar3375
Minguo calendar870 before ROC
民前870年
Nanakshahi calendar−426
Seleucid era1353/1354 AG
Thai solar calendar1584–1585
Tibetan calendar阴金蛇年
(female Iron-Snake)
1168 or 787 or 15
    — to —
阳水马年
(male Water-Horse)
1169 or 788 or 16
Constantine IX (left).
Constantine IX (left).

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  NODES
Note 1