... IC 2167 NGC 2237 NGC 2239 NGC 2244 NGC 2246 NGC 2245 IC 448 NGC 2247 NGC 2250 NGC 2252 NGC 2251 NGC 2254 NGC 2260 NGC 2259 NGC 2261 NGC 2262 NGC 2264 NGC 2269 NGC 2270 NGC 2282 IC 2172 NGC 2286 NGC 2299 NGC 2301 NGC 2302 NGC 2306 NGC 2309 NGC 2311 NGC ...
5. http://www.wro.org/neumann/RNGC_by_Constellation-Mon.pdf
... 13 Nov 25 2006 8" NGC 2259 11mmT6 H28-6 CB,S,LOSE,R=F Open Cluster 14.0 II 1 p n CL,CRI,EC,IF,ST ES Nov 25 2006 8" NGC 2261 11mmT6 H2-4 VF,VS,R=F,OIII Nebula E+R B,VME330,N COM=*11 Mar 28 2011 12" NGC 2262 11mmT6 H37-7 F,PS,R=F Open Cluster II 1 m CL,VC ...
6. http://www.wro.org/scodova/RNGC_by_Constellation-Mon.pdf
... CL,VL,P,VLC,ST L$S Mar 18 2007 31" VB,EL,APPROX 15*'S,FEW B*,MOST SAME MAG,VERY LITTLE CLUSTERING,LOOSE,R=P NGC 2261 H2-4 Nebula E+R B,VME330,N COM=*11 Oct 05 2002 12.5" 9mmT6 Oct 31 1980 12.5" 24mm Sep 10 1980 12.5" 24mm PB,ML,TRIANGLE SHAPE,F* AT HEAD ...
7. http://www.wro.org/neumann/RNGC_by_Caldwell.pdf
... Sep 19 2004 7.5mmW VF,EL,NND,R=F NGC 5248 Boo H34-1 8" May 04 2005 11mmT6 MB,ML,OVAL,FNUC,R=G NGC 2261 Mon H2-4 12" Mar 28 2011 11mmT6 VF,VS,R=F,OIII NGC 6934 Del 12" 31" 1.9" 1.9" 8" 8" H103-1 Oct 25 2009 Aug 31 2008 Oct 08 2006 Aug 20 2006 Jul 23 2006 ...
8. http://www.wro.org/neumann/RNGC_by_Herschel2.pdf
... 8" Nov 13 2007 8" Nov 25 2006 8" Mar 06 2005 8" Mar 10 2007 1.9" May 12 2005 31" B,S,STARS 12+,R=F NGC 7507 NGC 2261 NGC 2245 NGC 2269 NGC 1032 NGC 2236 NGC 3507 NGC 5053 12x50 7mm TV PF,PS,R,FNUC,R=G, LAST OBJECT FOR HERSCHEL 400 II LIST. 11mmT6 VF,VS,R ...
9. http://www.wro.org/scodova/RNGC_Objects_by_Constellation-Mon.pdf
... NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC SH2 2251 2252 2254 2259 2260 2261 2262 2264 2269 2282 2286 2301 2302 2306 2309 2311 2313 2316 2323 2324 2335 2338 2343 2346 2353 2364 2368 2377 2494 2506 ...
10. http://www.wro.org/neumann/RNGC_Objects_by_Constellation-Mon.pdf
... NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC NGC PGC 2236 2237 2244 2245 2250 2251 2252 2254 2259 2261 2262 2264 2269 2282 2286 2301 2302 2309 2311 2316 2323 2324 2335 2343 2346 2353 2368 2506 20274 37 69 Total ...