2025vnu

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Information

Transient

Name: AT2025vnu
Right ascension: 7h11m47.18s
Declination: 37d38m23.75s
Discovery Date: Aug. 23, 2025, noon
Classification: None
Redshift: None
MW E(B-V): 0.049

Host

Name:
Right ascension: 7h11m47.35s
Declination: 37d38m26.24s
Redshift: None
Photometric Redshift: 0.085
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.49
Transient MWEBV processed 0.04
Host match processed 6.82
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 4.73
Validate global photometry processed 12.4
Global host SED inference processed 398.89
Local aperture photometry processed 5.06
Validate local photometry processed 0.02
Local host SED inference processed 426.26
 

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) = 7h11m47.18s, 37d38m23.75s
semi major axis, semi minor axis (arcsec) = 1.25, 1.25
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 3.11 0.1 22.667 0.036 AB
PanSTARRS_r 3.56 0.42 22.522 0.127 AB
PanSTARRS_i 5.73 0.29 22.005 0.056 AB
PanSTARRS_z 3.45 0.85 22.556 0.268 AB
DES_z 5.48 0.42 22.052 0.083 AB
PanSTARRS_y 9.54 2.06 21.451 0.234 AB

Aperture details

RA, DEC (J2000) = 7h11m47.36s, 37d38m26.66s
semi major axis, semi minor axis (arcsec) = 5.3, 4.8
angle (degrees, anti-clockwise from east) = -113.14

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.93 2.29 21.523 0.278 AB
DES_g 59.7 0.45 19.460 0.008 AB
PanSTARRS_g 67.48 1.21 19.327 0.019 AB
PanSTARRS_r 98.14 1.66 18.920 0.018 AB
PanSTARRS_i 127.51 1.18 18.636 0.010 AB
PanSTARRS_z 124.5 3.4 18.662 0.030 AB
DES_z 128.85 1.9 18.625 0.016 AB
PanSTARRS_y 129.13 8.19 18.622 0.069 AB
2MASS_J 271.01 153.68 16.923 0.616 Vega
2MASS_H 56.13 261.41 18.159 5.056 Vega
2MASS_K -351.26 213.92 Vega
WISE_W1 92.07 17.28 16.291 0.204 Vega
WISE_W3 74.69 68.88 14.043 1.001 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})\, 7.433 7.877 8.125
{\rm log}_{10}({\rm SFR}) -1.299 -0.894 -0.483
{\rm log}_{10}({\rm sSFR}) -9.275 -8.695 -8.001
{\rm stellar\ age} 0.186 2.885 6.056

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.608 -1.112 -0.514
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.647 -0.240 0.003

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.683 1.112 1.587
\delta -0.122 0.128 0.291
\tau_1/\tau_2 0.809 1.180 1.615
Q_{PAH} 0.804 2.497 5.008
U_{min} 2.912 8.588 15.881
{\rm log}_{10}(\gamma_e)\, -3.029 -2.096 -0.891

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.814 -0.667 0.069
{\rm log}_{10}(\tau_{AGN})\, 0.940 1.354 1.767

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.083 -0.673 -0.239
0.03-0.10 Gyr -2.221 -1.194 -0.602
0.10-0.33 Gyr -3.130 -1.570 -0.994
0.33-1.07 Gyr -4.044 -1.974 -1.452
1.07-3.48 Gyr -5.155 -2.408 -1.749
3.48-11.37 Gyr -5.976 -2.692 -1.859
11.37-12.64 Gyr -6.090 -2.726 -1.753

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.399 9.509 9.600
{\rm log}_{10}({\rm SFR}) -0.602 -0.323 -0.042
{\rm log}_{10}({\rm sSFR}) -10.115 -9.832 -9.555
{\rm stellar\ age} 5.797 7.034 8.230

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.466 -1.021 -0.587
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.565 -0.736 0.076

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.127 0.259 0.449
\delta -0.479 -0.035 0.237
\tau_1/\tau_2 0.834 1.206 1.557
Q_{PAH} 1.286 3.290 5.356
U_{min} 3.003 7.764 14.292
{\rm log}_{10}(\gamma_e)\, -2.819 -1.829 -0.802

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.509 -1.859 -0.995
{\rm log}_{10}(\tau_{AGN})\, 0.990 1.390 1.809

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.556 -0.353 -0.174
0.03-0.10 Gyr -0.695 -0.312 0.033
0.10-0.33 Gyr -0.941 -0.535 -0.237
0.33-1.07 Gyr -1.133 -0.673 -0.359
1.07-3.48 Gyr -0.968 -0.565 -0.315
3.48-11.37 Gyr -0.609 -0.366 -0.213
11.37-12.64 Gyr -0.736 -0.256 0.219