2025yvn

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Information

Transient

Name: AT2025yvn
Right ascension: 7h50m56.26s
Declination: 39d09m42.16s
Discovery Date: Sept. 28, 2025, 4:27 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.043

Host

Name: 3129297
Right ascension: 7h50m56.16s
Declination: 39d09m41.36s
Redshift: None
Photometric Redshift: 0.085
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.2
Transient MWEBV processed 0.09
Host match processed 3.91
Host information processed 0.04
Host MWEBV processed 0.07
Global aperture construction processed 0.62
Global aperture photometry processed 5.2
Validate global photometry processed 15.32
Global host SED inference processed 407.49
Local aperture photometry processed 5.17
Validate local photometry processed 0.02
Local host SED inference processed 528.2
 

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) = 7h50m56.26s, 39d09m42.16s
semi major axis, semi minor axis (arcsec) = 1.26, 1.26
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 183.84 0.5 18.239 0.003 AB
SDSS_i 255.41 4.24 17.882 0.018 AB
PanSTARRS_i 256.98 0.37 17.875 0.002 AB
PanSTARRS_z 339.89 0.99 17.572 0.003 AB
PanSTARRS_y 363.92 2.09 17.497 0.006 AB

Aperture details

RA, DEC (J2000) = 7h50m56.23s, 39d09m41.62s
semi major axis, semi minor axis (arcsec) = 4.69, 3.91
angle (degrees, anti-clockwise from east) = -70.81

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.5 1.32 22.539 0.409 AB
GALEX_NUV 3.13 0.47 22.663 0.164 AB
SDSS_u 35.21 3.45 20.033 0.106 AB
SDSS_g 172.07 3.66 18.311 0.023 AB
PanSTARRS_g 200.47 1.1 18.145 0.006 AB
SDSS_r 370.68 5.47 17.477 0.016 AB
PanSTARRS_r 378.55 1.48 17.455 0.004 AB
SDSS_i 549.04 6.81 17.051 0.013 AB
PanSTARRS_i 542.62 1.1 17.064 0.002 AB
PanSTARRS_z 682.17 2.98 16.815 0.005 AB
SDSS_z 686.2 14.36 16.809 0.023 AB
PanSTARRS_y 781.3 6.83 16.668 0.009 AB
2MASS_J 964.28 102.69 15.545 0.116 Vega
2MASS_H 1266.29 145.21 14.776 0.124 Vega
2MASS_K 1305.82 177.96 14.272 0.148 Vega
WISE_W2 286.15 16.47 14.420 0.063 Vega
WISE_W3 70.37 58.32 14.107 0.900 Vega
WISE_W4 958.72 528.11 9.826 0.598 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.896 10.057 10.201
{\rm log}_{10}({\rm SFR}) -2.401 -1.036 -0.046
{\rm log}_{10}({\rm sSFR}) -12.339 -11.046 -10.009
{\rm stellar\ age} 4.631 7.355 10.598

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.220 -0.633 -0.312
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.463 -0.750 -0.092

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.167 0.436 0.862
\delta -0.673 -0.332 0.129
\tau_1/\tau_2 0.579 0.990 1.420
Q_{PAH} 1.191 3.190 5.390
U_{min} 3.422 9.005 16.995
{\rm log}_{10}(\gamma_e)\, -3.241 -1.971 -0.605

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.224 -1.114 -0.429
{\rm log}_{10}(\tau_{AGN})\, 1.058 1.514 1.919

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.611 -1.620 -0.842
0.03-0.10 Gyr -2.674 -0.999 0.089
0.10-0.33 Gyr -2.277 -0.783 0.137
0.33-1.07 Gyr -2.150 -0.549 0.257
1.07-3.48 Gyr -2.053 -0.260 0.304
3.48-11.38 Gyr -1.226 0.046 0.338
11.38-12.64 Gyr -0.834 0.273 1.207

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.160 10.277 10.414
{\rm log}_{10}({\rm SFR}) -2.447 -0.933 -0.184
{\rm log}_{10}({\rm sSFR}) -12.520 -11.193 -10.369
{\rm stellar\ age} 4.431 6.476 7.894

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.198 -0.787 -0.529
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.434 -0.768 -0.122

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.320 0.479 0.657
\delta -0.862 -0.626 -0.238
\tau_1/\tau_2 0.568 0.914 1.258
Q_{PAH} 0.972 2.561 4.874
U_{min} 2.528 7.718 15.172
{\rm log}_{10}(\gamma_e)\, -3.135 -1.983 -0.868

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.308 -3.295 -2.300
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.536 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.775 -0.925 -0.358
0.03-0.10 Gyr -3.217 -1.043 -0.129
0.10-0.33 Gyr -2.678 -0.675 0.335
0.33-1.07 Gyr -1.825 0.003 0.542
1.07-3.48 Gyr -0.171 0.405 0.725
3.48-11.38 Gyr -0.291 0.350 0.597
11.38-12.64 Gyr -0.800 0.282 0.914