[vsnet-newvar 2606] New Hatayama variables (HykV1-HykV11)
Hiroyuki Maehara
mira at cetus-net.org
Mon Dec 3 17:40:34 JST 2007
K. Hatayama reports the discovery of new variable stars HykV1-HykV11.
------------------------------------------------------------------------
HykV1
= USNO-B1.0 0587-0626235 18 04 34.80 -31 12 17.2 (2000.0)
= IRAS 18013-3112 18 01 20.4 -31 12 29 (1950.0)
= ASAS 180435-3112.3 18 04 35.0 -31 12 18 (2000.0)
= 2MASS J18043478-3112165 18 04 34.79 -31 12 16.6 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV1 20070731.517 123C Hyk.VSOLJ
HykV1 20070811.494 119C Hyk.VSOLJ
HykV1 20070913.436 121C Hyk.VSOLJ
HykV1 20071018.401 102C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV2
= USNO-A2.0 0525-32166963 18 06 04.383 -31 12 44.08 (2000.0)
= USNO-B1.0 0587-0631965 18 06 04.41 -31 12 43.8 (2000.0)
= 2MASS J18060445-3112441 18 06 04.46 -31 12 44.1 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV2 20070731.517 135:C Hyk.VSOLJ
HykV2 20070811.494 133C Hyk.VSOLJ
HykV2 20070913.436 121C Hyk.VSOLJ
HykV2 20071018.401 123C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV3
= GSC 7395.468 18 05 24.25 -32 21 51.5 (2000.0)
= USNO=B1.0 0576-0851638 18 05 24.26 -32 21 51.9 (2000.0)
= 2MASS J18052424-3221514 18 05 24.24 -32 21 51.5 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV3 20070731.517 135C Hyk.VSOLJ
HykV3 20070815.484 134C Hyk.VSOLJ
HykV3 20070821.500 130C Hyk.VSOLJ
HykV3 20070823.452 130C Hyk.VSOLJ
HykV3 20070911.435 119C Hyk.VSOLJ
HykV3 20070913.436 118C Hyk.VSOLJ
HykV3 20070926.442 115C Hyk.VSOLJ
HykV3 20071018.401 115C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV4
= 2MASS J18053790-3322291 18 05 37.91 -33 22 29.2 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV4 20070731.517 <140C Hyk.VSOLJ
HykV4 20070921.457 138C Hyk.VSOLJ
HykV4 20070926.441 134C Hyk.VSOLJ
HykV4 20071002.454 123C Hyk.VSOLJ
HykV4 20071018.403 130:C Hyk.VSOLJ
HykV4 20071024.403 135C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV5
= USNO-B1.0 0557-0652916 18 06 27.45 -34 13 10.4 (2000.0)
= 2MASS J18062738-3413104 18 06 27.67 -34 13 10.1 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV5 20070731.517 140C Hyk.VSOLJ
HykV5 20070809.512 134C Hyk.VSOLJ
HykV5 20070812.490 137C Hyk.VSOLJ
HykV5 20070821.496 134C Hyk.VSOLJ
HykV5 20070823.456 135C Hyk.VSOLJ
HykV5 20070913.434 131C Hyk.VSOLJ
HykV5 20070926.440 125C Hyk.VSOLJ
HykV5 20071002.453 121C Hyk.VSOLJ
HykV5 20071018.399 119C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV6
= USNO-A2.0 0525-32480592 18 08 05.991 -30 00 46.54 (2000.0)
= USNO-B1.0 0599-0676150 18 08 05.98 -30 00 45.8 (2000.0)
= USNO-B1.0 0599-0676156 18 08 06.06 -30 00 45.8 (2000.0)
= 2MASS J18080598-3000455 18 08 05.98 -30 00 45.5 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV6 20070731.520 133C Hyk.VSOLJ
HykV6 20070811.594 136C Hyk.VSOLJ
HykV6 20070812.495 134C Hyk.VSOLJ
HykV6 20070823.454 135C Hyk.VSOLJ
HykV6 20070919.435 121C Hyk.VSOLJ
HykV6 20070926.443 122C Hyk.VSOLJ
HykV6 20071002.457 129:C Hyk.VSOLJ
HykV6 20071011.440 121C Hyk.VSOLJ
HykV6 20071014.398 123C Hyk.VSOLJ
HykV6 20071018.403 120C Hyk.VSOLJ
HykV6 20071023.406 123C Hyk.VSOLJ
HykV6 20071102.391 121C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV7
= USNO-A2.0 0525-32574704 18 08 41.348 -30 54 42.59 (2000.0)
= USNO-B1.0 0590-0638940 18 08 41.39 -30 54 42.4 (2000.0)
= 2MASS J18084142-3054426 18 08 41.43 -30 54 42.7 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV7 20070821.502 <145C Hyk.VSOLJ
HykV7 20070823.454 <140C Hyk.VSOLJ
HykV7 20070919.435 142C Hyk.VSOLJ
HykV7 20070926.443 139C Hyk.VSOLJ
HykV7 20071002.457 143:C Hyk.VSOLJ
HykV7 20071011.440 130C Hyk.VSOLJ
HykV7 20071014.398 129C Hyk.VSOLJ
HykV7 20071018.403 126C Hyk.VSOLJ
HykV7 20071023.406 124C Hyk.VSOLJ
HykV7 20071102.391 124C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV8
= USNO-B1.0 0591-0653217 18 10 51.05 -30 53 17.9 (2000.0)
= 2MASS J18105110-3053195 18 10 51.11 -30 53 19.6 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV8 20070821.502 <145C Hyk.VSOLJ
HykV8 20070919.435 <145C Hyk.VSOLJ
HykV8 20070921.459 <140C Hyk.VSOLJ
HykV8 20070926.443 132C Hyk.VSOLJ
HykV8 20071002.457 127:C Hyk.VSOLJ
HykV8 20071011.440 124C Hyk.VSOLJ
HykV8 20071014.398 126C Hyk.VSOLJ
HykV8 20071018.403 122C Hyk.VSOLJ
HykV8 20071023.406 122C Hyk.VSOLJ
HykV8 20071102.391 125C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV9
= 2MASS J18111125-3048251 18 11 11.25 -30 48 25.1 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV9 20070919.435 <145C Hyk.VSOLJ
HykV9 20070921.459 135C Hyk.VSOLJ
HykV9 20070926.443 130C Hyk.VSOLJ
HykV9 20071002.457 129:C Hyk.VSOLJ
HykV9 20071011.440 124C Hyk.VSOLJ
HykV9 20071014.398 127C Hyk.VSOLJ
HykV9 20071018.403 122C Hyk.VSOLJ
HykV9 20071023.406 122C Hyk.VSOLJ
HykV9 20071102.391 126C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV10
= USNO-B1.0 0594-0657030 18 10 14.97 -30 34 38.1 (2000.0)
= 2MASS J18101502-3034377 18 10 15.02 -30 34 37.8 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV10 20070919.435 <145C Hyk.VSOLJ
HykV10 20070921.459 <140C Hyk.VSOLJ
HykV10 20070926.443 <140C Hyk.VSOLJ
HykV10 20071002.457 134:C Hyk.VSOLJ
HykV10 20071011.440 121C Hyk.VSOLJ
HykV10 20071014.398 124C Hyk.VSOLJ
HykV10 20071018.403 120C Hyk.VSOLJ
HykV10 20071023.406 118C Hyk.VSOLJ
HykV10 20071102.391 118C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
HykV11
= 2MASS J18080433-3101203 18 08 04.34 -31 01 20.4 (2000.0)
CCD magnitude estimates by VSOLJ members
object YYYYMMDD(UT) mag code
HykV11 20070731.520 124C Hyk.VSOLJ
HykV11 20070811.594 126C Hyk.VSOLJ
HykV11 20070812.495 128C Hyk.VSOLJ
HykV11 20070821.502 136C Hyk.VSOLJ
HykV11 20070823.454 132C Hyk.VSOLJ
HykV11 20070919.435 129C Hyk.VSOLJ
HykV11 20070921.459 131C Hyk.VSOLJ
HykV11 20070926.443 140C Hyk.VSOLJ
HykV11 20071011.440 140C Hyk.VSOLJ
HykV11 20071018.403 142C Hyk.VSOLJ
HykV11 20071023.406 <140C Hyk.VSOLJ
Observer: K. Hatayama (Niigata, Japan)
Instruments: 25cmSCT + ST-9XE (unfiltered)
------------------------------------------------------------------------
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