GCCS and 2MASS identifications (Re: [vsnet-id 275] Re: CU Vul and CS4490) > Although the magnitudes in the Stephenson carbon-star catalogue are > admittedly quite rough, I note that he lists CGCS 4490 as 'i' magnitude 8 > (i.e. photographic-infrared, about 8500A---should be called 'far-red' these > days). Would a carbon star have faded to mag. 10 at J even if variable? > (Presumably the variations are very small at JHK wavelengths.) I have looked through some GCCS stars in the 2MASS survey region. 194820.0 +305726 (2000.0) CS4492 - - 12.4 - No likely 2MASS counterpart? Position in error? 194839.5 +260845 (2000.0) CS4493 16.4 - 8.3 - Possibly identified with the object below: GSC2143.191 194844.58 +260820.3 (2000.0) 11.47 1 GSC2143.191 194844.64 +260820.3 (2000.0) 10.82 1 USNO1125.14498844 194844.626 +260820.32 (2000.0) 10.8 16.7 2MASS 194844.616 +260820.40 (2000.0) 0.000 0.000 0.000 IRAS19466+2600 194640.1 +260046 (1950.0) F12=10.96 F25=3.31 F60=3.02L F100=33.10L VAR=12 LRS= 1 low S/N blue possibly I: oxygen-rich non-variable star without circumstellar shell or VII: variable star with more evolved C-rich circumstellar shell or VIa: non-variable star with relatively cold dust at large distance, may be carbon-rich 194844.6 +260819 (2000.0) IRAS19466+2600 10.490 3.353 2.985L 32.010L 12% 2(LRS) 194844.6 +260819 (2000.0) SSC19466+2600 10.490 3.353 2.985L 32.010L GSC6899.2013 195039.26 -265242.0 (2000.0) 14.77 0 USNO0600.22644071 195039.274 -265242.01 (2000.0) 12.1 15.8 2MASS 195039.273 -265242.34 (2000.0) 9.659 8.861 8.491 195038.8 -265242 (2000.0) CS4494 14.5 - - - Likely identification. GSC1627.1353 194901.52 +222205.2 (2000.0) 13.95 1 N USNO1050.15370728 194902.064 +222200.78 (2000.0) 99.9 13.2 USNO1050.15370864 194902.136 +222200.50 (2000.0) 99.9 13.9 2MASS 194901.572 +222204.17 (2000.0) 8.454 7.235 6.731 194901.4 +222203 (2000.0) CS4499 - - 12.1 - Looks okay, but the GCCS magnitude looks too faint. GSC5146.618 195024.71 -013648.5 (2000.0) 12.08 0 GSC5146.618 195024.74 -013649.6 (2000.0) 11.94 0 N USNO0825.17158720 195024.736 -013649.21 (2000.0) 11.0 12.1 2MASS 195024.706 -013649.01 (2000.0) 9.099 8.510 8.379 195023.4 -013644 (2000.0) CS4502 - 11.4 - - 195024.6 -013648 (2000.0) 1109 1.48 TYC2-5146.618.1 (11.24 0.12) (12.99 0.39)