2025iyi

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Information

Transient

Name: AT2025iyi
Right ascension: 15h10m24.36s
Declination: 3d42m36.54s
Discovery Date: May 1, 2025, 9:36 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name: 2025iyi
Right ascension: 15h10m24.80s
Declination: 3d42m38.08s
Redshift: 0.056040
Photometric Redshift: 0.066
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.83
Transient MWEBV processed 0.05
Host match processed 3.98
Host information processed 0.08
Host MWEBV processed 0.05
Global aperture construction processed 0.61
Global aperture photometry processed 6.6
Validate global photometry processed 17.03
Global host SED inference processed 688.98
Local aperture photometry processed 6.74
Validate local photometry processed 0.02
Local host SED inference processed 416.92
 

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) = 15h10m24.36s, 3d42m36.54s
semi major axis, semi minor axis (arcsec) = 1.84, 1.84
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 9.06 1.76 21.508 0.210 AB
SDSS_g 25.54 1.44 20.382 0.061 AB
DES_g 26.88 0.28 20.326 0.011 AB
PanSTARRS_g 25.69 0.52 20.375 0.022 AB
SDSS_r 46.15 1.99 19.739 0.047 AB
PanSTARRS_r 49.77 0.74 19.658 0.016 AB
DES_r 51.64 0.6 19.617 0.013 AB
SDSS_i 65.41 2.57 19.361 0.043 AB
PanSTARRS_i 70.31 0.85 19.282 0.013 AB
PanSTARRS_z 83.89 1.16 19.091 0.015 AB
SDSS_z 82.16 7.67 19.113 0.101 AB
DES_z 83.62 2.06 19.094 0.027 AB
PanSTARRS_y 106.23 2.61 18.834 0.027 AB

Aperture details

RA, DEC (J2000) = 15h10m24.83s, 3d42m39.15s
semi major axis, semi minor axis (arcsec) = 18.31, 6.23
angle (degrees, anti-clockwise from east) = -124.06

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 29.03 1.51 20.243 0.057 AB
GALEX_NUV 41.18 1.14 19.863 0.030 AB
SDSS_u 192.02 10.03 18.192 0.057 AB
DES_g 429.68 1.29 17.317 0.003 AB
PanSTARRS_g 615.47 3.06 16.927 0.005 AB
DES_r 1002.88 2.78 16.397 0.003 AB
PanSTARRS_i 1851.27 5.07 15.731 0.003 AB
PanSTARRS_z 2338.73 6.76 15.478 0.003 AB
SDSS_z 2786.65 44.66 15.287 0.017 AB
DES_z 2029.53 10.45 15.632 0.006 AB
PanSTARRS_y 2997.89 15.21 15.208 0.006 AB
2MASS_J 4048.82 264.74 13.987 0.071 Vega
2MASS_H 6068.19 347.56 13.075 0.062 Vega
2MASS_K 5069.76 556.53 12.800 0.119 Vega
WISE_W1 2718.32 35.56 12.615 0.014 Vega
WISE_W2 1829.42 42.42 12.405 0.025 Vega
WISE_W3 5508.79 98.57 9.373 0.019 Vega
WISE_W4 7057.02 673.6 7.658 0.104 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})\, 9.011 9.131 9.258
{\rm log}_{10}({\rm SFR}) -1.841 -1.280 -0.715
{\rm log}_{10}({\rm sSFR}) -11.026 -10.423 -9.756
{\rm stellar\ age} 5.233 7.093 8.729

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.555 -0.895 -0.310
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.641 -0.091 0.345

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.349 0.883 1.253
\delta -0.349 0.007 0.265
\tau_1/\tau_2 0.623 0.974 1.307
Q_{PAH} 0.518 2.132 5.213
U_{min} 2.749 7.549 14.221
{\rm log}_{10}(\gamma_e)\, -3.079 -1.977 -0.852

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.211 -1.116 -0.101
{\rm log}_{10}(\tau_{AGN})\, 1.016 1.447 1.906

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.920 -1.267 -0.819
0.03-0.10 Gyr -2.044 -1.331 -0.655
0.10-0.33 Gyr -2.025 -1.279 -0.659
0.33-1.08 Gyr -1.911 -1.149 -0.570
1.08-3.56 Gyr -1.589 -0.900 -0.593
3.56-11.71 Gyr -1.212 -0.775 -0.585
11.71-13.01 Gyr -1.350 -0.727 -0.103

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.701 10.784 10.832
{\rm log}_{10}({\rm SFR}) 0.305 0.769 1.194
{\rm log}_{10}({\rm sSFR}) -10.502 -9.991 -9.559
{\rm stellar\ age} 8.204 11.732 12.271

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.468 -0.226 -0.031
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.197 -0.001 0.273

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.544 0.733 0.982
\delta -0.224 -0.089 0.045
\tau_1/\tau_2 0.514 0.940 1.389
Q_{PAH} 0.369 1.011 2.084
U_{min} 2.442 7.515 14.677
{\rm log}_{10}(\gamma_e)\, -3.663 -3.079 -2.132

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.448 -1.857 -1.516
{\rm log}_{10}(\tau_{AGN})\, 1.020 1.354 1.717

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.411 0.201 0.705
0.03-0.10 Gyr 0.375 0.875 1.310
0.10-0.33 Gyr -3.620 -2.361 -0.840
0.33-1.08 Gyr -6.439 -3.437 -1.170
1.08-3.56 Gyr -4.113 -2.094 -0.726
3.56-11.71 Gyr -1.427 0.112 0.928
11.71-13.01 Gyr 1.000 1.872 1.950