<Table> HE 1523 - 0901 <Tr> <Td_colspan="2"> Artist's Impression of the oldest star in the Milky Way galaxy </Td> </Tr> <Tr> <Th_colspan="2"> Observation data Epoch J2000 Equinox J2000 </Th> </Tr> <Tr> <Th> Constellation </Th> <Td> Libra </Td> </Tr> <Tr> <Th> Right ascension </Th> <Td> 15 26 01.2 </Td> </Tr> <Tr> <Th> Declination </Th> <Td> − 9 ° 11 ′ 38" </Td> </Tr> <Tr> <Th> Apparent magnitude (V) </Th> <Td> 11.1 </Td> </Tr> <Tr> <Th_colspan="2"> Astrometry </Th> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Td> Distance </Td> <Td> ~ 7500 ly (~ 2,300 pc) </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> Details </Th> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Td> Metallicity (Fe / H) </Td> <Td> − 2.95 dex </Td> </Tr> <Tr> <Td> Age </Td> <Td> 13.2 Gyr </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> Database references </Th> </Tr> <Tr> <Td> SIMBAD </Td> <Td> data </Td> </Tr> </Table> <Tr> <Td_colspan="2"> Artist's Impression of the oldest star in the Milky Way galaxy </Td> </Tr>

Where are the oldest stars in the galaxy located