2025acga

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Information

Transient

Name: AT2025acga
Right ascension: 12h49m56.54s
Declination: 49d43m03.08s
Discovery Date: Nov. 2, 2025, 2:47 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name: 2351313
Right ascension: 12h49m56.99s
Declination: 49d43m05.21s
Redshift: 0.038865
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 15.03
Transient MWEBV processed 0.04
Host match processed 4.15
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.7
Global aperture photometry processed 6.53
Validate global photometry processed 17.52
Global host SED inference processed 382.81
Local aperture photometry processed 6.14
Validate local photometry processed 0.03
Local host SED inference processed 515.69
 

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) = 12h49m56.54s, 49d43m03.08s
semi major axis, semi minor axis (arcsec) = 2.6, 2.6
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 45.97 2.37 19.744 0.056 AB
SDSS_g 152.54 3.26 18.442 0.023 AB
DES_g 155.09 1.28 18.424 0.009 AB
PanSTARRS_g 152.55 0.6 18.441 0.004 AB
SDSS_r 279.39 4.47 17.784 0.017 AB
PanSTARRS_r 274.3 0.74 17.804 0.003 AB
PanSTARRS_i 369.77 0.85 17.480 0.003 AB
PanSTARRS_z 455.88 2.02 17.253 0.005 AB
SDSS_z 519.23 9.32 17.112 0.019 AB
DES_z 519.43 3.32 17.111 0.007 AB
PanSTARRS_y 566.53 3.78 17.017 0.007 AB

Aperture details

RA, DEC (J2000) = 12h49m57.00s, 49d43m05.62s
semi major axis, semi minor axis (arcsec) = 26.09, 9.72
angle (degrees, anti-clockwise from east) = -91.34

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 119.23 8.01 18.709 0.073 AB
GALEX_NUV 162.13 5.62 18.375 0.038 AB
SDSS_u 519.11 11.76 17.112 0.025 AB
SDSS_g 1499.98 10.83 15.960 0.008 AB
DES_g 1527.33 4.08 15.940 0.003 AB
PanSTARRS_g 1570.74 3.48 15.910 0.002 AB
SDSS_r 2586.61 14.85 15.368 0.006 AB
PanSTARRS_r 2688.87 4.22 15.326 0.002 AB
PanSTARRS_i 3608.18 4.99 15.007 0.002 AB
PanSTARRS_z 4219.67 12.05 14.837 0.003 AB
SDSS_z 4987.07 48.13 14.655 0.010 AB
DES_z 4484.05 10.64 14.771 0.003 AB
PanSTARRS_y 5477.34 23.07 14.554 0.005 AB
2MASS_J 5997.69 372.09 13.560 0.067 Vega
2MASS_H 8217.1 558.39 12.746 0.074 Vega
2MASS_K 6900.05 550.4 12.465 0.087 Vega
WISE_W1 3763.2 40.97 12.262 0.012 Vega
WISE_W2 2342.31 43.62 12.137 0.020 Vega
WISE_W3 8405.28 159.56 8.915 0.021 Vega
WISE_W4 8605.21 1145.61 7.443 0.145 Vega
 

Imaging data

 

Spectral Energy Distribution

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Click the image to load the interactive plot.


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.416 9.539 9.655
{\rm log}_{10}({\rm SFR}) -1.150 -0.478 0.118
{\rm log}_{10}({\rm sSFR}) -10.707 -10.010 -9.371
{\rm stellar\ age} 5.341 7.479 9.354

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.192 -0.490 -0.090
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.383 0.147 0.368

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.140 0.887 1.428
\delta -0.566 -0.024 0.275
\tau_1/\tau_2 0.692 1.028 1.425
Q_{PAH} 0.337 1.434 3.467
U_{min} 2.737 7.785 14.699
{\rm log}_{10}(\gamma_e)\, -3.128 -1.816 -0.815

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.192 -2.053 -0.096
{\rm log}_{10}(\tau_{AGN})\, 0.954 1.343 1.856

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.434 -0.682 -0.184
0.03-0.10 Gyr -1.209 -0.436 0.219
0.10-0.33 Gyr -1.395 -0.675 0.015
0.33-1.09 Gyr -1.629 -0.843 -0.249
1.09-3.61 Gyr -1.404 -0.651 -0.251
3.61-11.91 Gyr -0.903 -0.381 -0.205
11.91-13.24 Gyr -0.993 -0.252 0.379

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.374 10.430 10.484
{\rm log}_{10}({\rm SFR}) 0.215 0.490 0.790
{\rm log}_{10}({\rm sSFR}) -10.236 -9.932 -9.596
{\rm stellar\ age} 6.534 7.311 8.392

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.561 -0.389 -0.249
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.146 0.270 0.381

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.418 0.575 0.734
\delta -0.184 -0.056 0.059
\tau_1/\tau_2 0.555 0.874 1.189
Q_{PAH} 0.464 1.120 2.055
U_{min} 2.599 7.193 13.754
{\rm log}_{10}(\gamma_e)\, -3.249 -2.485 -1.827

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.761 -2.702 -1.953
{\rm log}_{10}(\tau_{AGN})\, 1.011 1.466 1.882

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.345 0.133 0.354
0.03-0.10 Gyr 0.218 0.586 0.931
0.10-0.33 Gyr 0.021 0.411 0.679
0.33-1.09 Gyr -0.172 0.168 0.379
1.09-3.61 Gyr 0.027 0.369 0.576
3.61-11.91 Gyr 0.371 0.547 0.653
11.91-13.24 Gyr 0.151 0.616 1.076