2025qiv

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Information

Transient

Name: AT2025qiv
Right ascension: 12h44m14.47s
Declination: 4d24m22.54s
Discovery Date: April 26, 2025, 7:35 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.024

Host

Name:
Right ascension: 12h44m14.40s
Declination: 4d24m22.52s
Redshift: None
Photometric Redshift: 0.151
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 36.48
Transient MWEBV processed 0.06
Host match processed 6.56
Host information processed 0.18
Host MWEBV processed 0.1
Global aperture construction processed 0.62
Global aperture photometry processed 6.08
Validate global photometry processed 16.13
Global host SED inference processed 392.57
Local aperture photometry processed 6.58
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

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) = 12h44m14.47s, 4d24m22.54s
semi major axis, semi minor axis (arcsec) = 0.76, 0.76
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 12h44m14.39s, 4d24m22.63s
semi major axis, semi minor axis (arcsec) = 6.49, 2.27
angle (degrees, anti-clockwise from east) = -69.69

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.64 1.8 21.558 0.226 AB
GALEX_NUV 9.23 0.59 21.487 0.069 AB
SDSS_u 13.45 3.41 21.078 0.275 AB
SDSS_g 37.87 2.01 19.954 0.058 AB
DES_g 33.54 0.45 20.086 0.015 AB
PanSTARRS_g 35.44 0.76 20.026 0.023 AB
SDSS_r 54.86 2.69 19.552 0.053 AB
PanSTARRS_r 54.22 1.03 19.565 0.021 AB
DES_r 53.12 1.01 19.587 0.021 AB
SDSS_i 73.18 3.99 19.239 0.059 AB
PanSTARRS_i 65.81 0.94 19.354 0.016 AB
PanSTARRS_z 65.06 2.09 19.367 0.035 AB
SDSS_z 48.98 11.31 19.675 0.251 AB
DES_z 67.34 2.48 19.329 0.040 AB
PanSTARRS_y 68.8 4.34 19.306 0.068 AB
2MASS_J -75.68 133.57 Vega
2MASS_H -50.01 209.41 Vega
2MASS_K 232.38 252.74 16.147 1.181 Vega
WISE_W1 36.08 7.64 17.308 0.230 Vega
WISE_W2 17.22 10.6 17.471 0.668 Vega
WISE_W3 -4.02 68.86 Vega
WISE_W4 -160.02 432.94 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.398 9.517 9.641
{\rm log}_{10}({\rm SFR}) -0.112 0.116 0.370
{\rm log}_{10}({\rm sSFR}) -9.677 -9.404 -9.104
{\rm stellar\ age} 3.087 4.891 6.099

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.239 -0.555 -0.138
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.519 -1.214 -0.135

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.143 0.279 0.517
\delta -0.569 -0.085 0.184
\tau_1/\tau_2 0.727 1.060 1.388
Q_{PAH} 0.873 2.427 4.604
U_{min} 2.789 7.879 14.566
{\rm log}_{10}(\gamma_e)\, -2.616 -1.572 -0.520

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.919 -1.766 -0.768
{\rm log}_{10}(\tau_{AGN})\, 1.077 1.515 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.125 0.091 0.261
0.03-0.10 Gyr -0.158 0.137 0.430
0.10-0.32 Gyr -0.133 0.136 0.419
0.32-1.03 Gyr -0.388 -0.064 0.192
1.03-3.32 Gyr -0.679 -0.326 -0.103
3.32-10.67 Gyr -0.930 -0.480 -0.238
10.67-11.85 Gyr -1.149 -0.486 -0.024