Labour Leadership Candidates Net Approval Ratings (All Voters):

Keir Starmer: +5
Lisa Nandy: -1
Emily Thornberry: -11
Rebecca Long-Bailey: -16

For Reference:

Boris Johnson: -8
Jeremy Corbyn: -46

Via @IpsosMORI, 28-30 Jan. pic.twitter.com/sT0wOqHyS4

— Election Maps UK (@ElectionMapsUK) February 2, 2020