2025actg

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Information

Transient

Name: SN2025actg
Right ascension: 11h49m36.89s
Declination: 20d23m58.53s
Discovery Date: Nov. 8, 2025, 11:38 a.m.
Classification: SN II
Redshift: 0.036172
MW E(B-V): 0.028

Host

Name: 1626188
Right ascension: 11h49m36.66s
Declination: 20d23m59.65s
Redshift: 0.036339
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download not processed 16.04
Transient MWEBV not processed 0.13
Host match not processed 4.92
Host information not processed 0.06
Host MWEBV not processed 0.08
Global aperture construction not processed 0.62
Global aperture photometry not processed 6.54
Validate global photometry not processed 16.3
Global host SED inference not processed 409.4
Local aperture photometry not processed 6.54
Validate local photometry not processed 0.02
Local host SED inference not processed 466.37
 

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) = 11h49m36.89s, 20d23m58.53s
semi major axis, semi minor axis (arcsec) = 2.77, 2.77
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 116.24 3.56 18.737 0.033 AB
SDSS_g 315.84 4.69 17.651 0.016 AB
DES_g 325.89 0.97 17.617 0.003 AB
PanSTARRS_g 295.62 0.68 17.723 0.002 AB
SDSS_r 524.71 6.08 17.100 0.013 AB
PanSTARRS_r 490.78 0.92 17.173 0.002 AB
DES_r 579.74 1.97 16.992 0.004 AB
SDSS_i 702.24 7.26 16.784 0.011 AB
PanSTARRS_i 618.53 1.06 16.922 0.002 AB
PanSTARRS_z 747.17 1.96 16.716 0.003 AB
SDSS_z 888.44 11.07 16.528 0.014 AB
DES_z 885.52 6.22 16.532 0.008 AB
PanSTARRS_y 855.2 3.63 16.570 0.005 AB

Aperture details

RA, DEC (J2000) = 11h49m36.70s, 20d23m59.81s
semi major axis, semi minor axis (arcsec) = 13.5, 11.75
angle (degrees, anti-clockwise from east) = -125.58

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 463.63 11.84 17.235 0.028 AB
SDSS_g 1469.29 10.68 15.982 0.008 AB
DES_g 1538.42 2.24 15.932 0.002 AB
PanSTARRS_g 1531.76 2.74 15.937 0.002 AB
SDSS_r 2600.36 14.44 15.362 0.006 AB
PanSTARRS_r 2694.66 3.71 15.324 0.001 AB
DES_r 2835.78 4.59 15.268 0.002 AB
SDSS_i 3543.17 18.75 15.027 0.006 AB
PanSTARRS_i 3433.15 4.43 15.061 0.001 AB
PanSTARRS_z 4182.77 8.47 14.846 0.002 AB
SDSS_z 4409.72 40.07 14.789 0.010 AB
DES_z 4478.91 14.44 14.772 0.003 AB
PanSTARRS_y 4966.2 16.25 14.660 0.004 AB
2MASS_J 5714.32 298.75 13.613 0.057 Vega
2MASS_H 7392.73 410.14 12.860 0.060 Vega
2MASS_K 6300.38 524.94 12.564 0.090 Vega
WISE_W1 3032.85 36.3 12.496 0.013 Vega
WISE_W2 2104.74 41.08 12.253 0.021 Vega
WISE_W3 8330.29 166.97 8.924 0.022 Vega
WISE_W4 18122.14 1279.05 6.634 0.077 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})\, 9.494 9.587 9.692
{\rm log}_{10}({\rm SFR}) -0.850 -0.311 0.202
{\rm log}_{10}({\rm sSFR}) -10.461 -9.931 -9.395
{\rm stellar\ age} 6.120 7.438 9.114

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.009 -0.535 -0.290
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.597 0.196 0.394

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.160 0.398 0.769
\delta -0.639 -0.199 0.102
\tau_1/\tau_2 0.584 0.910 1.278
Q_{PAH} 0.610 2.240 4.249
U_{min} 2.815 8.143 15.287
{\rm log}_{10}(\gamma_e)\, -3.086 -1.731 -0.679

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.982 -1.713 -0.732
{\rm log}_{10}(\tau_{AGN})\, 1.061 1.519 1.955

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.740 -0.517 -0.239
0.03-0.10 Gyr -0.951 -0.242 0.314
0.10-0.33 Gyr -1.330 -0.717 -0.191
0.33-1.09 Gyr -1.427 -0.764 -0.384
1.09-3.61 Gyr -1.233 -0.549 -0.227
3.61-11.94 Gyr -0.640 -0.326 -0.168
11.94-13.27 Gyr -0.763 -0.220 0.382

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.233 10.327 10.422
{\rm log}_{10}({\rm SFR}) -0.684 0.355 0.720
{\rm log}_{10}({\rm sSFR}) -11.078 -9.957 -9.530
{\rm stellar\ age} 6.842 7.835 9.763

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.659 -0.470 -0.348
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.153 0.307 0.427

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.157 0.306 0.491
\delta -0.839 -0.597 -0.158
\tau_1/\tau_2 0.604 0.984 1.412
Q_{PAH} 0.284 0.761 2.435
U_{min} 2.768 7.639 14.501
{\rm log}_{10}(\gamma_e)\, -3.072 -2.157 -1.365

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.991 -1.622 -1.201
{\rm log}_{10}(\tau_{AGN})\, 1.174 1.556 1.832

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.349 0.047 0.265
0.03-0.10 Gyr -1.128 0.431 0.841
0.10-0.33 Gyr -1.250 -0.066 0.396
0.33-1.09 Gyr -1.142 -0.298 0.118
1.09-3.61 Gyr -0.692 0.005 0.364
3.61-11.94 Gyr 0.144 0.434 0.588
11.94-13.27 Gyr 0.063 0.593 1.219