2025iv

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Information

Transient

Name: AT2025iv
Right ascension: 2h07m27.25s
Declination: 19d11m36.68s
Discovery Date: Jan. 9, 2025, 7:40 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.097

Host

Name: 2025iv
Right ascension: 2h07m27.55s
Declination: 19d11m42.36s
Redshift: 0.016995
Photometric Redshift: 0.027
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 1.17
Cutout download processed 18.61
Global aperture construction processed 0.59
Local aperture photometry processed 6.44
Global aperture photometry processed 6.95
Validate local photometry processed 0.03
Validate global photometry processed 17.51
Host information processed 0.08
Global host SED inference processed 470.2
Local host SED inference processed 644.34
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.05
Processing status completed N/A N/A
 

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 2h07m27.25s, 19d11m36.68s
semi major axis, semi minor axis (arcsec) = 5.79, 5.79
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 100.34 5.77 18.896 0.062 AB
GALEX_NUV 119.7 3.62 18.705 0.033 AB
SDSS_u 291.66 7.07 17.738 0.026 AB
SDSS_g 544.79 6.31 17.059 0.013 AB
DES_g 582.74 1.16 16.986 0.002 AB
PanSTARRS_g 565.14 1.53 17.020 0.003 AB
SDSS_r 702.36 7.37 16.784 0.011 AB
PanSTARRS_r 724.33 2.15 16.750 0.003 AB
DES_r 750.11 2.77 16.712 0.004 AB
SDSS_i 770.28 7.97 16.683 0.011 AB
PanSTARRS_i 782.78 2.37 16.666 0.003 AB
PanSTARRS_z 873.99 3.63 16.546 0.005 AB
SDSS_z 866.76 14.71 16.555 0.018 AB
DES_z 905.64 6.26 16.508 0.008 AB
PanSTARRS_y 992.25 9.27 16.408 0.010 AB
2MASS_J 972.61 120.01 15.535 0.134 Vega
2MASS_H 952.39 162.38 15.085 0.185 Vega
2MASS_K 1007.62 216.52 14.554 0.233 Vega

Aperture details

RA, DEC (J2000) = 2h07m27.55s, 19d11m41.23s
semi major axis, semi minor axis (arcsec) = 19.88, 14.27
angle (degrees, anti-clockwise from east) = -147.82

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 436.92 7.46 17.299 0.019 AB
SDSS_g 1789.31 12.3 15.768 0.007 AB
DES_g 1905.47 2.23 15.700 0.001 AB
PanSTARRS_g 1859.69 4.38 15.726 0.003 AB
SDSS_r 2460.77 15.16 15.422 0.007 AB
PanSTARRS_r 2362.59 6.08 15.467 0.003 AB
DES_r 2574.24 5.37 15.373 0.002 AB
SDSS_i 2826.19 17.12 15.272 0.007 AB
PanSTARRS_i 2659.16 6.77 15.338 0.003 AB
PanSTARRS_z 2997.28 10.37 15.208 0.004 AB
SDSS_z 3117.51 39.62 15.165 0.014 AB
DES_z 3177.15 12.18 15.145 0.004 AB
PanSTARRS_y 3152.85 26.48 15.153 0.009 AB
2MASS_J 3293.13 381.54 14.211 0.126 Vega
2MASS_H 3537.82 514.26 13.661 0.158 Vega
2MASS_K 2589.15 689.64 13.529 0.289 Vega
WISE_W1 1749.49 31.46 13.094 0.020 Vega
WISE_W2 999.98 49.09 13.061 0.053 Vega
WISE_W3 3300.13 196.14 9.930 0.065 Vega
WISE_W4 9802.82 1456.32 7.302 0.161 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.119 8.485 8.796
{\rm log}_{10}({\rm SFR}) -0.055 0.205 0.483
{\rm log}_{10}({\rm sSFR}) -8.746 -8.112 -7.914
{\rm stellar\ age} 0.066 0.851 6.338

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.607 -1.169 -0.625
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.585 -0.001 0.283

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.176 0.588 0.946
\delta -0.660 -0.136 0.032
\tau_1/\tau_2 0.547 1.092 1.587
Q_{PAH} 0.255 1.111 2.593
U_{min} 3.665 10.160 18.238
{\rm log}_{10}(\gamma_e)\, -3.494 -2.123 -0.958

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.388 -3.141 -0.823
{\rm log}_{10}(\tau_{AGN})\, 0.924 1.363 1.910

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.341 -1.040 -0.757
0.03-0.10 Gyr 0.099 0.362 0.641
0.10-0.33 Gyr -3.538 -1.946 -0.550
0.33-1.10 Gyr -5.932 -3.194 -1.304
1.10-3.67 Gyr -7.222 -3.580 -1.434
3.67-12.18 Gyr -8.175 -3.639 -1.454
12.18-13.53 Gyr -8.401 -3.330 -1.078

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.858 9.103 9.267
{\rm log}_{10}({\rm SFR}) -0.319 0.079 0.394
{\rm log}_{10}({\rm sSFR}) -9.491 -9.071 -8.564
{\rm stellar\ age} 1.383 4.763 6.770

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.938 -0.701 -0.506
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.913 -1.719 -1.291

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.085 0.162 0.278
\delta -0.562 -0.008 0.306
\tau_1/\tau_2 0.531 0.924 1.337
Q_{PAH} 0.478 1.174 2.792
U_{min} 3.335 8.660 15.559
{\rm log}_{10}(\gamma_e)\, -3.304 -2.437 -1.664

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.209 -3.209 -2.418
{\rm log}_{10}(\tau_{AGN})\, 0.926 1.320 1.837

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.354 -0.775 -0.566
0.03-0.10 Gyr -0.221 0.222 0.551
0.10-0.33 Gyr -1.067 -0.091 0.288
0.33-1.10 Gyr -2.075 -0.755 -0.333
1.10-3.67 Gyr -2.216 -0.925 -0.585
3.67-12.18 Gyr -2.799 -1.110 -0.709
12.18-13.53 Gyr -2.860 -1.113 -0.483