MGAB-V501 - MGAB-V550

light curves

MGAB-V501

Gaia EDR3 position: 53.790768 64.435335

Variability type: UG

Variability range: 17.7 - 21.5 r

MGAB-V502

Gaia EDR3 position: 301.459899 46.730986

Variability type: UGSU:

Variability range: 18.1 - 21.7 g

MGAB-V503

Gaia EDR3 position: 311.870461 36.336289

Variability type: UG

Variability range: 16.7 - 20.3 g

MGAB-V504

Gaia EDR3 position: 259.668949 -14.450200

Variability type: UG

Variability range: 17.6 - <21.0 r

MGAB-V505

Gaia EDR3 position: 283.014437 21.963339

Variability type: UG

Variability range: 18.3 - <21.7 g

MGAB-V506

Gaia EDR3 position: 289.483277 33.521428

Variability type: UG

Variability range: 18.0 - 22.1: g

MGAB-V507

Gaia EDR3 position: 283.055606 28.591023

Variability type: UGSU:

Variability range: 17.6 - 21.5 r

MGAB-V508

Gaia EDR3 position: 80.166414 -3.964840

Variability type: UG

Variability range: 17.9 - 21.2 g

MGAB-V509

Gaia EDR3 position: 302.622712 37.090021

Variability type: YSO

Variability range: 17.6 - 21.1 r

MGAB-V510

Gaia EDR3 position: 19.908831 55.791984

Variability type: UGSU:

Variability range: 18.3 - 21.8 r

MGAB-V511

Gaia EDR3 position: 90.120660 40.831522

Variability type: UG+E

Variability range: 18.0 - 21.3 g

Remarks: Sudden dimmings suggest eclipses.

MGAB-V512

Gaia EDR3 position: 304.785854 12.385198

Variability type: UG

Variability range: 17.7 - 21.1 g

MGAB-V513

Gaia EDR3 position: 85.808020 51.205316

Variability type: NL/VY

Variability range: 18.2 - 21.3 r

MGAB-V514

Gaia EDR3 position: 311.881127 43.860663

Variability type: YSO

Variability range: 17.7 - 20.9 r

MGAB-V515

Gaia EDR3 position: 283.735529 17.814614

Variability type: UG

Variability range: 18.2 - 21.8 g

Note: Not a discovery (MGAB-V515 was previously reported to Transient Name Server by the Zwicky Transient Facility with name ZTF18abcwzhs).

MGAB-V516

Gaia EDR3 position: 43.885692 22.017291

Variability type: UG

Variability range: 18.0 - 21.1 g

MGAB-V517

Gaia EDR3 position: 295.649658 2.847835

Variability type: UG

Variability range: 15.6 - 19.0 g

MGAB-V518

Gaia EDR3 position: 67.309146 45.409664

Variability type: YSO

Variability range: 16.7 - 20.5 r

MGAB-V519

Gaia EDR3 position: 294.779832 16.685515

Variability type: UGER

Variability range: 18.3 - 21.3 r

MGAB-V520

Gaia EDR3 position: 312.674161 30.509102

Variability type: UG

Variability range: 18.0 - 21.8 g

MGAB-V521

Gaia EDR3 position: 300.935754 36.379302

Variability type: YSO

Variability range: 17.4 - 20.8 r

MGAB-V522

Gaia EDR3 position: 291.583271 9.421313

Variability type: UGZ

Variability range: 18.2 - 21.6 r

MGAB-V523

Gaia EDR3 position: 304.013447 37.247406

Variability type: YSO

Variability range: 17.3 - 20.2 r

MGAB-V524

Gaia EDR3 position: 265.486513 2.069729

Variability type: UG

Variability range: 18.4 - 21.7: g

Note: Not a discovery (MGAB-V524 was previously reported to Transient Name Server by the Zwicky Transient Facility with name ZTF18abmpbtt).

MGAB-V525

Gaia EDR3 position: 336.675038 46.006837

Variability type: UGSU:

Variability range: 17.9 - <21.3 g

MGAB-V526

Gaia EDR3 position: 30.863423 32.934817

Variability type: UGER

Variability range: 17.4 - 20.7 g

Remarks: Superoutburst cycle is approximately 70 days.

MGAB-V527

Gaia EDR3 position: 88.489492 42.941561

Variability type: UG

Variability range: 17.5 - 21.2 g

MGAB-V528

Gaia EDR3 position: 106.926823 -2.034465

Variability type: UG

Variability range: 18.4 - <21.5 r

MGAB-V529

Gaia EDR3 position: 271.425934 -12.747479

Variability type: UG

Variability range: 16.6 - 20.9 g

MGAB-V530

Gaia EDR3 position: 93.840476 7.038696

Variability type: UG

Variability range: 18.4 - 21.7 r

MGAB-V531

Gaia EDR3 position: 294.319464 7.127443

Variability type: UG

Variability range: 16.5 - 20.7 r

MGAB-V532

Gaia EDR3 position: 275.495134 11.647073

Variability type: UG

Variability range: 17.0 - 21.2 g

MGAB-V533

Gaia EDR3 position: 295.267317 8.519494

Variability type: UG

Variability range: 16.7 - 20.7 g

MGAB-V534

Gaia EDR3 position: 7.965608 20.347493

Variability type: UG+E

Variability range: 13.5 - <20.1 r

Period: 0.08087103 d

HJD epoch: 2456214.756

Remarks: ASAS-SN has independently reported an outburst of this target shortly after the submission (ASASSN-19xq).

MGAB-V535

Gaia EDR3 position: 280.018274 18.198488

Variability type: UGZ:

Variability range: 17.1 - 20.5 g

MGAB-V536

Gaia EDR3 position: 282.694880 22.075828

Variability type: UGSU:

Variability range: 16.3 - <20.6 g

Note: Not a discovery (MGAB-V536 was previously reported to Transient Name Server by the MASTER with name MASTER OT J185046.76+220432.6).

MGAB-V537

Gaia EDR3 position: 312.347024 18.585801

Variability type: UG

Variability range: 15.1 - 19.1 g

MGAB-V538

Gaia EDR3 position: 304.905099 21.499959

Variability type: NL/VY

Variability range: 16.6 - 20.6 r

MGAB-V539

Gaia EDR3 position: 312.186298 19.505424

Variability type: NL

Variability range: 18.3 - 21.9 g

Period: 0.06486225 d

HJD epoch: 2458429.666

MGAB-V540

Gaia EDR3 position: 290.407101 23.007080

Variability type: UGZ

Variability range: 18.4 - 21.5 r

MGAB-V541

Gaia EDR3 position: 310.694261 23.817986

Variability type: UG

Variability range: 16.7 - 20.6 g

MGAB-V542

Gaia EDR3 position: 316.642625 22.706959

Variability type: UGSU:

Variability range: 16.0 - 20.9 g

MGAB-V543

Gaia EDR3 position: 333.955671 47.350378

Variability type: UG

Variability range: 15.8 - 21.5 g

MGAB-V544

Gaia EDR3 position: 327.760298 52.730351

Variability type: UGSU:

Variability range: 17.1 - 21.9 g

MGAB-V545

Gaia EDR3 position: 337.496655 52.252126

Variability type: UGSS+E

Variability range: 17.5 - 20.7 g

Period: 0.2465921 d

HJD epoch: 2458787.678

MGAB-V546

Gaia EDR3 position: 40.403917 60.793820

Variability type: YSO

Variability range: 17.0 - 20.1 r

MGAB-V547

Gaia EDR3 position: 354.684723 56.637517

Variability type: UG

Variability range: 17.4 - 20.7 g

MGAB-V548

Gaia EDR3 position: 47.204597 61.621722

Variability type: UGSS:

Variability range: 16.4 - 19.6 r

Remarks: Significant infrared excess. Might be a young cataclysmic variable.

MGAB-V549

Gaia EDR3 position: 356.599914 63.437684

Variability type: EXOR

Variability range: 16.0 - 20.1 g

MGAB-V550

Gaia EDR3 position: 349.604851 58.444150

Variability type: UGSS+E

Variability range: 17.9 - 21.9 g

Remarks: Two eclipses are seen between 3.99 days based on ZTF's time-series data. A possible solution is 0.147776 days (3.99/27; based on additional dimmings during outbursts), but needs a confirmation. Gaia detection (Gaia20dcz).

These discoveries were possible with publicly available ZTF data.

Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing, Products, and Archive (2019PASP..131a8003M)

Shappee, B. J.; et al., 2014, ASAS-SN Transients (2014ApJ...788...48S)

MGAB-V451 - MGAB-V500

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MGAB-V551 - MGAB-V600

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