September 2021 - vsnet-chat - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-chat 8856] GSC4434.1625: R
by Taichi Kato 15 Sep '21

15 Sep '21

GSC4434.1625: R P=0.336693(5) d from ZTF data. GSC4434.1625 184244.87 +695620.0 (2000.0) 15.34 1 2MASS 184245.068 +695620.22 (2000.0) 15.798 16.000 15.936 184245.0 +695620 (2000.0) ZTFJ184245.04+695620.1 susp g=15.078 r=15.489 amp=0.139 P=0.3367500 logfalse=-4.860 184245.0 +695620 (2000.0) ZTFJ184245.05+695620.1 r=15.490 (15.320-15.586) P=0.3367 184245.049 +695620.01 (2000.0) Gaia_DR2_2259393595039224960 plx=0.595(0.051) dismod=11.1 pmra=-1.879(0.092) pmdec=-4.304(0.092) G=15.243 BP=15.… [View More]

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[vsnet-chat 8855] WISEJ003429.0+733329: R
by Taichi Kato 15 Sep '21

15 Sep '21

WISEJ003429.0+733329: R P=0.291987(2) d from ZTF data. 2MASS 003429.011 +733330.17 (2000.0) 14.688 14.669 14.541 003429.0 +733329 (2000.0) PS1RRJ003429.02+733330.0 RR g=13.34(1.33) P=0.73557 0.25/0.03 003429.0 +733330 (2000.0) Gaia_DR2_537040928284437632 group_C2 g=14.616(0.088) Mowlavi2020 003429.0 +733330 (2000.0) ZTFJ003429.03+733330.0 susp g=14.591 r=14.776 amp=0.184 P=0.2920100 logfalse=-4.952 003429.0 +733330 (2000.0) ZTFJ003429.04+733330.1 r=14.756 (14.303-14.891) P=0.2919 … [View More]

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[vsnet-chat 8854] ATOJ004.2305+51.2304: R
by Taichi Kato 15 Sep '21

15 Sep '21

ATOJ004.2305+51.2304: R P=0.270970(3) d from ZTF data. 2MASS 001655.360 +511349.76 (2000.0) 16.427 16.578 17.238 001655.3 +511349 (2000.0) ATOJ004.2305+51.2304 NSINE c=16.326 o=16.613 P(LS)=0.270982 rms=0.08 001655.3 +511349 (2000.0) Gaia_DR2_394991241522199040 group_C2 g=16.358(0.060) Mowlavi2020 001655.3 +511349 (2000.0) PS1RRJ001655.34+511349.7 RR g=16.10(0.71) P=0.34024 0.02/0.09 001655.3 +511349 (2000.0) ZTFJ001655.32+511349.7 susp g=16.198 r=16.543 amp=0.133 P=0.2709500 logfalse=-… [View More]

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[vsnet-chat 8853] ATO J055.6444+50.2662, what is it?
by Sebastián Otero 15 Sep '21

15 Sep '21

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[vsnet-chat 8852] Gaia18bzi, what is this?
by Sebastián Otero 15 Sep '21

15 Sep '21

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[vsnet-chat 8851] ATOJ096.2674+36.4428: NL
by Taichi Kato 13 Sep '21

13 Sep '21

ATOJ096.2674+36.4428: NL Flickering in ZTF time-resolved data. 2MASS 062504.164 +362634.23 (2000.0) 16.102 16.357 15.581 062504.1 +362634 (2000.0) ATOJ096.2674+36.4428 dubious c=16.678 o=16.685 P(LS)=0.122339 rms=0.13 062504.1 +362634 (2000.0) PS1RRJ062504.18+362634.4 RR g=15.95(0.61) P=0.41126 0.02/0.04 062504.1 +362634 (2000.0) ZTFJ062504.19+362634.5 g=16.666 (16.469-16.829) P=0.0171 062504.192 +362634.38 (2000.0) Gaia_DR2_954810331284906496 plx=0.503(0.079) dismod=11.5 pmra=0.980(0.… [View More]

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[vsnet-chat 8850] ATOJ336.1027+43.0075: NL
by Taichi Kato 13 Sep '21

13 Sep '21

ATOJ336.1027+43.0075: NL Flickering in ZTF time-resolved data. 2MASS 222424.642 +430027.40 (2000.0) 16.633 16.575 15.948 222424.6 +430027 (2000.0) ATOJ336.1027+43.0075 dubious c=17.085 o=17.078 P(LS)=0.967777 rms=0.16 222424.6 +430027 (2000.0) Gaia_DR2_1958656033606852864 group_C3 g=17.130(0.091) Mowlavi2020 222424.670 +430027.22 (2000.0) Gaia_DR2_1958656033606852864 plx=0.643(0.090) dismod=11.0 pmra=-0.725(0.136) pmdec=-5.228(0.147) G=17.130 BP=17.193 RP=16.904 222424.670 +430027.22 (… [View More]

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[vsnet-chat 8849] MGAB-V1286: UGZ+E
by Taichi Kato 13 Sep '21

13 Sep '21

MGAB-V1286: UGZ+E Type from ZTF data. Porb=0.1472759(2) d. Eclipse epoch: BJD 2458657.449, depth 0.6 mag.

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[vsnet-chat 8848] GS Pav: UGSS+E
by Taichi Kato 13 Sep '21

13 Sep '21

GS Pav: UGSS+E In https://www.aavso.org/vsx/index.php?view=detail.top&oid=24921 Please be careful and check the data when correcting the well-established type. A. Bruch simply was not aware that AAVSO observations only referred to outbursts (non-detections were not reported). The reported magnitudes were naturally almost the same and he made a wrong classification of NL (strangely, he did not refer to the GCVS classification, which gave the correct outburst cycle length). Have a … [View More]

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[vsnet-chat 8846] CRTSJ091936.6-055519: period of polar
by Taichi Kato 10 Sep '21

10 Sep '21

CRTSJ091936.6-055519: period of polar From ZTF data. Rather noisy but likely Porb=0.0724273(4) d. Single maximum per period.

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vsnet-chat September 2021