2025ynh

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Information

Transient

Name: AT2025ynh
Right ascension: 21h44m21.15s
Declination: 8d13m23.95s
Discovery Date: Sept. 23, 2025, 5:17 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.055

Host

Name:
Right ascension: 21h44m20.93s
Declination: 8d13m22.59s
Redshift: None
Photometric Redshift: 0.102
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.25
Transient MWEBV processed 0.07
Host match processed 4.63
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.86
Validate global photometry processed 18.18
Global host SED inference processed 448.26
Local aperture photometry failed 0.03
Validate local photometry not processed None
Local host SED inference not processed None
 

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) = 21h44m21.15s, 8d13m23.95s
semi major axis, semi minor axis (arcsec) = 1.07, 1.07
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 21h44m20.92s, 8d13m22.74s
semi major axis, semi minor axis (arcsec) = 6.74, 3.31
angle (degrees, anti-clockwise from east) = -72.46

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.42 2.55 21.165 0.223 AB
GALEX_NUV 10.19 1.73 21.379 0.185 AB
SDSS_u 38.88 5.31 19.926 0.148 AB
SDSS_g 60.34 2.4 19.449 0.043 AB
DES_g 59.08 0.6 19.471 0.011 AB
PanSTARRS_g 57.74 1.07 19.496 0.020 AB
SDSS_r 82.6 3.23 19.108 0.042 AB
PanSTARRS_r 85.28 1.28 19.073 0.016 AB
DES_r 86.76 0.92 19.054 0.012 AB
SDSS_i 107.05 4.12 18.826 0.042 AB
PanSTARRS_i 99.06 1.3 18.910 0.014 AB
PanSTARRS_z 108.19 4.0 18.815 0.040 AB
SDSS_z 79.11 17.25 19.154 0.237 AB
DES_z 117.14 2.64 18.728 0.025 AB
PanSTARRS_y 114.43 9.59 18.754 0.091 AB
2MASS_J 203.69 106.5 17.233 0.568 Vega
2MASS_H 87.72 164.82 17.675 2.040 Vega
2MASS_K 162.26 222.51 16.537 1.489 Vega
WISE_W1 51.95 9.53 16.912 0.199 Vega
WISE_W2 44.82 15.34 16.432 0.372 Vega
WISE_W3 70.74 68.2 14.102 1.047 Vega
WISE_W4 138.57 403.57 11.926 3.162 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.283 9.433 9.590
{\rm log}_{10}({\rm SFR}) -0.547 -0.104 0.344
{\rm log}_{10}({\rm sSFR}) -9.986 -9.543 -9.025
{\rm stellar\ age} 3.555 5.548 7.116

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.513 -0.996 -0.441
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.199 -0.019 0.315

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.056 0.148 0.325
\delta -0.755 -0.338 0.071
\tau_1/\tau_2 0.557 0.968 1.403
Q_{PAH} 1.475 3.376 5.354
U_{min} 2.669 8.036 15.628
{\rm log}_{10}(\gamma_e)\, -2.585 -1.450 -0.423

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.337 -1.404 -0.823
{\rm log}_{10}(\tau_{AGN})\, 1.181 1.594 1.921

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.317 -0.789 -0.477
0.03-0.10 Gyr -0.469 0.026 0.496
0.10-0.33 Gyr -0.641 -0.045 0.276
0.33-1.06 Gyr -1.054 -0.371 -0.032
1.06-3.44 Gyr -1.026 -0.497 -0.243
3.44-11.19 Gyr -1.115 -0.579 -0.304
11.19-12.43 Gyr -1.363 -0.578 0.028