AT 2019hhm
RA/DEC (2000)
10:44:50.088 +23:24:31.18
161.2087 +23.40866
Type
---
Redshift
Source Group
ASAS-SN
Discovery Date
2019-06-11 06:00:00
TNS AT
Y
Public
Y
Discovery Mag
11.9
Filter
g-Sloan
Discoverer/s
K. Z. Stanek, C. S. Kochanek, for the ASAS-SN team
Spectra
No Data
Light Curves
FilterTel / InstObs-date rangePhotometry
g-SloanASASSN-1_Brutus2019-06-11 06:00:00 - 2019-06-11 06:00:001
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
710152019-06-11 06:00:0011.9ABMagg-SloanASASSN-1_Brutus
g-SloanASASSN-5_Payne-Gaposchkin2019-06-06 18:28:48 - 2019-06-06 18:28:481
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
710142019-06-06 18:28:4817.3ABMagg-SloanASASSN-5_Payne-Gaposchkin[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
375352019-06-11 08:35:24KZStanekK. Z. Stanek, C. S. Kochanek, for the ASAS-SN teamASAS-SN10:44:50.088+23:24:31.182019-06-11 06:00:0011.9g-SloanOtherASASSN-19peASAS-SNVery bright CV outburst, matches to g=19.7 SDSS source
Classification Reportings
No Data

Comments

ASTROMETRICA LOG (Photometry)

2019 06 11, 21:31:29 UT  GAIA mag.: 11.91


2019 06 12, 21:09:04 UT  GAIA mag.: 12.11
2019 06 12, 21:11:08 UT  GAIA mag.: 12.12
2019 06 12, 21:11:59 UT  GAIA mag.: 12.15

2019 06 13, 21:25:24 UT  GAIA mag.: 12.25
2019 06 13, 21:26:26 UT  GAIA mag.: 12.21
2019 06 13, 21:27:13 UT  GAIA mag.: 12.23
2019 06 13, 21:28:01 UT  GAIA mag.: 12.25

2019 06 14, 21:03:15 UT  GAIA mag.: 12.37
2019 06 14, 21:04:11 UT  GAIA mag.: 12.39
2019 06 14, 21:05:00 UT  GAIA mag.: 12.37
2019 06 14, 21:05:48 UT  GAIA mag.: 12.37

2019 06 15, 20:53:39 UT  GAIA mag.: 12.59
2019 06 15, 20:56:43 UT  GAIA mag.: 12.56
2019 06 15, 21:04:21 UT  GAIA mag.: 12.55

Is a very blue object, I add spectrum (1.89 nm/pixel), from near UV to near IR, taken 2019-06-11, 21:48:57 U.T.m 300 s.

ASTROMETRICA LOG (Photometry)

2019 06 11, 21:31:29 UT  GAIA mag.: 11.91


2019 06 12, 21:09:04 UT  GAIA mag.: 12.11
2019 06 12, 21:11:08 UT  GAIA mag.: 12.12
2019 06 12, 21:11:59 UT  GAIA mag.: 12.15

ASTROMETRICA LOG

Observatorio "Norba Caesarina", MPC: Z71, Cáceres (Spain), Meade 203 mm f/6.3

Time Stamp 4.FIT: 2019 06 11, 21:31:29 UT


Gaia DR1: 291 Records read (25.6' x 21.6'), Center Coordinates: R.A. = 10h 44m 50.00s, Dec. = +23° 24' 31.0"
Object List for Image 4.fit: 130 Detections (20 Stars, 20 Ref. Stars)

Astrometry of Image 4.fit: 20 of 20 Reference Stars used, dRA = 0.25", dDec = 0.16"

Center Coordinates: RA = 10h 44m 52.28s, De = +23° 25' 55.0"
Focal Length = 1420.3 mm, Rotation = -179.89° Pixel Size: 1.25" x 1.21", Field of View: 15.7' x 11.7'
 
Photometry of Image 4.fit: 18 of 20 Reference Stars used, Dif.mag. = 0.083 mag,  Zero Point: 26.26 mag


     RA               dRA        Dec.           dDec        G          dif.      x        y      Flux      FWHM   Peak    Fit
   h  m   s            "       °  '   "       "                   mag        mag                        ADU        "      SNR    RMS
 ------------------------------------------------------------------------------------------------------------

  10 44 50.134   +0.72   +23 24 31.35   +0.31   11.91  (-7.88)   354.90   219.69  553183   3.4  164.0  0.118