[bojan]

I also found it on one of my shots.... (crop atached, Canon FD 400mm F/2.8L @f/4 + Canon 450D, FSM)
CdC says (from two catalogs):

Planetary Nebula
PNG294.9-00.6 He 2- 72
Class:
Dimension: 68.0"
Magnitude:
Hbeta Magnitude: 15.75
Surface Brightness:
Central Star B Magnitude:
Central Star V Magnitude:

J2000 RA: 11h41m37.82s DE:-62°28'56.4"
Date RA: 11h42m30.30s DE:-62°35'01.2"

Melbourne 2018-4-5 11h41m ( TU + 10h00m )
Sideral Time : 0h15m
Hour Angle : 12h32m
Azimuth :+176°15'
Altitude :+10°02'

Circumpolar
Culmination : 23h09m
Distance to the last object : +00°00'00.0" PA:180

0h00m00.0s +00°00'00"


and:



Planetary Nebula
PK 294- 0.1 He2- 72
Constellation: Centaurus
Dimension: 1.1'x 1.1'
Magnitude: 14.70
Surface Brightness: 14.70
Description:


J2000 RA: 11h41m42.00s DE:-62°29'00.0"
Date RA: 11h42m34.49s DE:-62°35'04.8"

Melbourne 2018-4-5 11h41m ( TU + 10h00m )
Sideral Time : 0h15m
Hour Angle : 12h32m
Azimuth :+176°15'
Altitude :+10°02'

Circumpolar
Culmination : 23h09m
Distance to the last object : +00°00'29.2" PA:97

0h00m04.2s -00°00'04"