173 BC

Year 173 BC was a year of the pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Albinus and Laenas (or, less frequently, year 581 Ab urbe condita). The denomination 173 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

173 BC in various calendars

Gregorian calendar	173 BC CLXXIII BC
Ab urbe condita	581
Ancient Egypt era	XXXIII dynasty, 151
- Pharaoh	Ptolemy VI Philometor, 8
Ancient Greek Olympiad (summer)	151st Olympiad, year 4
Assyrian calendar	4578
Balinese saka calendar	N/A
Bengali calendar	−766 – −765
Berber calendar	778
Buddhist calendar	372
Burmese calendar	−810
Byzantine calendar	5336–5337
Chinese calendar	丁卯年 (Fire Rabbit) 2525 or 2318     — to — 戊辰年 (Earth Dragon) 2526 or 2319
Coptic calendar	−456 – −455
Discordian calendar	994
Ethiopian calendar	−180 – −179
Hebrew calendar	3588–3589
Hindu calendars
- Vikram Samvat	−116 – −115
- Shaka Samvat	N/A
- Kali Yuga	2928–2929
Holocene calendar	9828
Iranian calendar	794 BP – 793 BP
Islamic calendar	818 BH – 817 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	2161
Minguo calendar	2084 before ROC 民前2084年
Nanakshahi calendar	−1640
Seleucid era	139/140 AG
Thai solar calendar	370–371
Tibetan calendar	མེ་མོ་ཡོས་ལོ་ (female Fire-Hare) −46 or −427 or −1199     — to — ས་ཕོ་འབྲུག་ལོ་ (male Earth-Dragon) −45 or −426 or −1198

Events

By place

Parthian Empire

• The first known session of the Mahestan (a noble advisory council consisting of Zoroastrian priests and aristocrats) is believed to have taken place during Nowruz (the Persian New Year) in this year, under the reign of Mithridates I of Parthia. This council later played a key role in advising the king and, at times, selecting or deposing monarchs.^[1]

Egypt

• Ptolemy VI Philometor marries his sister, Cleopatra II.

Roman Republic

• Dedication of the Temple of Fortuna Equestris.^[2]

Seleucid Empire

• Antiochus IV pays the remainder of the war indemnity that has been imposed by the Romans on Antiochus III in the Treaty of Apamea (188 BC).

Births

• Antiochus V Eupator, ruler of the Seleucid Empire from 164 BC (d. 162 BC)
• Wang Zhi, Chinese empress of the Han dynasty (d. 126 BC)

Deaths

• Lucius Cornelius Lentulus, Roman consul and general