V1006 Cyg unusual state with frequent, short outbursts Bright quiescence. YYYYMMDD(UT) mag observer 20230325.5615 16.121g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230327.5977 16.117g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230328.5917 15.631o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230328.5949 15.535o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230328.6009 15.566o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230328.6016 15.171g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230328.6081 15.605o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230328.8512 <152c (Yutaka Maeda) 20230329.4346 15.298zr (ZTF Alert DC mag (Masci+ 2019)) 20230329.4539 15.305zr (ZTF Alert DC mag (Masci+ 2019)) 20230329.8044 158C (Masayuki Moriyama) 20230402.7739 <152c (Yutaka Maeda) 20230402.8069 168C (Masayuki Moriyama) 20230406.5952 16.480o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230406.5984 16.594o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230406.6039 16.674o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230406.6193 16.753o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230407.7803 164:c (Yutaka Maeda) 20230407.8105 164:C (Masayuki Moriyama) 20230408.4737 16.315zr (ZTF Alert DC mag (Masci+ 2019)) 20230408.4746 16.356zr (ZTF Alert DC mag (Masci+ 2019)) 20230408.7621 <160c (Yutaka Maeda) 20230408.8218 170:C (Masayuki Moriyama) 20230409.7764 <157c (Yutaka Maeda) 20230410.4309 15.518zr (ZTF Alert DC mag (Masci+ 2019)) 20230410.4381 15.526zr (ZTF Alert DC mag (Masci+ 2019)) 20230410.4734 15.451zg (ZTF Alert DC mag (Masci+ 2019)) 20230410.4901 15.479zg (ZTF Alert DC mag (Masci+ 2019)) 20230410.6037 15.525o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230410.6244 15.600o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230410.6324 15.586o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230410.6362 15.585o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230410.7743 <144c (Yutaka Maeda) 20230410.8302 156C (Masayuki Moriyama) 20230412.4894 16.040zr (ZTF Alert DC mag (Masci+ 2019)) 20230412.7475 <158c (Yutaka Maeda) 20230414.5127 16.150g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230415.8223 <163C (Masayuki Moriyama) 20230416.5907 16.804o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230416.5941 16.780o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230416.6185 16.815o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230416.6234 16.858o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230416.7432 <158c (Yutaka Maeda) 20230417.4482 16.854zr (ZTF Alert DC mag (Masci+ 2019)) 20230417.4740 16.950zg (ZTF Alert DC mag (Masci+ 2019)) 20230417.7592 <153c (Yutaka Maeda) 20230418.6162 16.149g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230420.4685 16.918zr (ZTF Alert DC mag (Masci+ 2019)) 20230420.4840 16.865zr (ZTF Alert DC mag (Masci+ 2019)) 20230421.3636 16.145g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230421.7810 <157c (Yutaka Maeda) 20230422.4339 17.298c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230422.4543 16.937zg (ZTF Alert DC mag (Masci+ 2019)) 20230422.4558 17.040c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230422.4590 17.378c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230422.4774 16.803c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230422.4783 16.456zr (ZTF Alert DC mag (Masci+ 2019)) 20230422.7552 <152c (Yutaka Maeda) 20230423.4458 16.402zr (ZTF Alert DC mag (Masci+ 2019)) 20230423.4816 16.677zg (ZTF Alert DC mag (Masci+ 2019)) 20230423.4994 15.994g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230424.4516 15.456zr (ZTF Alert DC mag (Masci+ 2019)) 20230424.4785 15.387zg (ZTF Alert DC mag (Masci+ 2019)) 20230424.5636 15.608c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230424.5654 15.552c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230424.5692 15.592c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230424.5743 15.584c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230425.4479 16.363zr (ZTF Alert DC mag (Masci+ 2019)) 20230426.5466 17.031c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.5498 17.006c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.5560 16.864c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.5643 17.014c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230426.7541 <156c (Yutaka Maeda) 20230427.4683 16.816zr (ZTF Alert DC mag (Masci+ 2019)) 20230427.6071 16.139g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230427.7838 <142c (Yutaka Maeda) 20230429.4727 16.834zr (ZTF Alert DC mag (Masci+ 2019)) 20230430.7628 <152c (Yutaka Maeda) 20230501.4000 16.825zr (ZTF Alert DC mag (Masci+ 2019)) 20230501.7741 <164c (Yutaka Maeda) 20230502.4221 16.608o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230502.4447 16.677o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230502.4689 16.449o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230502.4822 16.569o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230502.7063 155:c (Yutaka Maeda) 20230507.4744 15.821g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230508.5571 16.707o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.5670 16.593o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230508.5747 16.548o (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230509.7009 158:c (Yutaka Maeda)