rcw 49 is a mm source in puchalla02 (0.2-0.9 deg resln)
and in feitzinger84's cat of nebulae
braz83 masers: 10:22:20 -57:32:00 - nothing apparent; and 20:22:20.9 -57:37:48, and 10:19:42 -57:50:06 (off edge)
harju 98SiO masers

new SF around rcw49

red cluster 284.230 -0.363
elephants in S WR bubble 284.316 -0.358 and base: 284.325 -0.365
284.305 -0.347
284.345 -0.346
yellow source in "red wall" between bubbles 284.296 -0.348
bow shock? 284.299 -0.336
other young sources 284.289 -0.348, 284.293 -0.335
is there a source out front? 284.272 -0.375
NE rim 284.244 -0.279
to 284.232 -0.286

SE region

streamer 283.919 to 284.068 -1.033
SFR? iras 10172-5754 283.919 -1.033
SFR?
HII region [CH87] 283.978-0.920
HII region [KC97c] G284.0-00.9
284.018 -0.862
WR 19a 283.900 -1.012
cluster, dutra sez in Hoffleit [H53] 8=G284.0-0.9, in GeGe283.9-0.6 283.881 -0.915
bow shocks
IRAS X1022-575 is just E 284.301 -0.371
bubbles
S 284.270 -1.145
wisp: iras 10187-5810 = LEDA 101322 = ZOAG G284.24-01.13 = galaxy = 10:20:35.0 -58:25:16
weinberger 1995, but detected in CS(2-1) at Vlsr=2.4, T(50arcsec)=0.57, FWHM=2.1 km/s by Bronfman 1996
284.243 -1.131

red knots

284.445 -0.571
IRAS 10227-5751, BRAN 305 284.525 -0.591
Xray source 2E 1021.5-5720 in belloni 284.106 -0.251
IRAS 10254-5706 - bow shock about star? 284.444 +0.239

dark filaments / extincted sources?

near IRAS 10216-5737, blue star is HD 302756, K5 284.258 -0.480
284.258 -0.480
284.339 -0.387
284.407 +0.011
284.276 -0.246

 

green galaxy? cluster? 284.059 -0.771

other stars

Hen 3-404, A2Iab:e, IRAS 10197-5750, Roberts 22 284.178 -0.790
green star; near iras src 284.222 -1.061
green star; iras 10242-5639 284.065 0.537

WR stars

SMSP 2,WR 20a 284.26668 -0.33806
SMSP 3,WR 20b 284.32887 -0.35172
Th35-42,WR 21a,WACK 2134
has rosat xrays
284.51557 -0.23963