2025ngd

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Information

Transient

Name: AT2025ngd
Right ascension: 9h00m56.00s
Declination: 23d02m58.54s
Discovery Date: June 11, 2025, 4:11 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name: 2025ngd
Right ascension: 9h00m56.42s
Declination: 23d02m56.90s
Redshift: 0.036454
Photometric Redshift: 0.048
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.1
Cutout download processed 16.41
Global aperture construction processed 0.68
Local aperture photometry processed 6.71
Global aperture photometry processed 6.92
Validate local photometry processed 0.03
Validate global photometry processed 20.71
Host information processed 0.08
Global host SED inference processed 464.83
Local host SED inference processed 437.88
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

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) = 9h00m56.00s, 23d02m58.54s
semi major axis, semi minor axis (arcsec) = 2.76, 2.76
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 11.23 2.06 21.274 0.199 AB
SDSS_g 50.26 1.98 19.647 0.043 AB
DES_g 54.56 0.33 19.558 0.007 AB
PanSTARRS_g 57.55 0.72 19.500 0.014 AB
SDSS_r 98.25 2.84 18.919 0.031 AB
PanSTARRS_r 107.37 0.89 18.823 0.009 AB
DES_r 110.86 1.13 18.788 0.011 AB
SDSS_i 138.01 3.77 18.550 0.030 AB
PanSTARRS_i 144.56 0.9 18.500 0.007 AB
PanSTARRS_z 173.61 2.1 18.301 0.013 AB
SDSS_z 184.0 8.53 18.238 0.050 AB
DES_z 184.24 3.59 18.237 0.021 AB
PanSTARRS_y 207.06 5.45 18.110 0.029 AB

Aperture details

RA, DEC (J2000) = 9h00m56.42s, 23d02m56.89s
semi major axis, semi minor axis (arcsec) = 10.44, 5.97
angle (degrees, anti-clockwise from east) = -64.07

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 146.95 6.25 18.482 0.046 AB
SDSS_g 632.23 6.86 16.898 0.012 AB
DES_g 684.08 1.13 16.812 0.002 AB
PanSTARRS_g 672.48 2.09 16.831 0.003 AB
SDSS_r 1267.29 9.86 16.143 0.008 AB
PanSTARRS_r 1306.82 2.61 16.109 0.002 AB
DES_r 1418.68 3.96 16.020 0.003 AB
SDSS_i 1810.3 12.74 15.756 0.008 AB
PanSTARRS_i 1806.24 2.59 15.758 0.002 AB
PanSTARRS_z 2237.39 6.06 15.526 0.003 AB
SDSS_z 2375.93 25.52 15.460 0.012 AB
DES_z 2433.51 12.89 15.434 0.006 AB
PanSTARRS_y 2629.97 15.53 15.350 0.006 AB
2MASS_J 3752.67 158.43 14.069 0.046 Vega
2MASS_H 4543.45 213.62 13.389 0.051 Vega
2MASS_K 3676.17 263.28 13.149 0.078 Vega
WISE_W1 1399.82 26.91 13.336 0.021 Vega
WISE_W2 794.26 31.91 13.311 0.044 Vega
WISE_W3 207.0 119.05 12.936 0.624 Vega
WISE_W4 90.76 559.53 12.385 6.693 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.940 9.064 9.200
{\rm log}_{10}({\rm SFR}) -2.235 -1.401 -0.827
{\rm log}_{10}({\rm sSFR}) -11.328 -10.493 -9.870
{\rm stellar\ age} 6.279 7.842 10.219

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.530 -0.946 -0.563
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.765 -0.416 0.290

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.286 0.749 1.105
\delta -0.619 -0.239 0.139
\tau_1/\tau_2 0.711 1.051 1.422
Q_{PAH} 0.664 2.301 5.063
U_{min} 2.862 7.715 14.274
{\rm log}_{10}(\gamma_e)\, -3.336 -2.309 -1.046

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.142 -1.070 -0.358
{\rm log}_{10}(\tau_{AGN})\, 0.970 1.367 1.764

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.167 -1.357 -0.885
0.03-0.10 Gyr -2.562 -1.475 -0.788
0.10-0.33 Gyr -2.707 -1.566 -0.885
0.33-1.09 Gyr -2.760 -1.579 -0.980
1.09-3.61 Gyr -2.435 -1.263 -0.838
3.61-11.94 Gyr -1.313 -0.840 -0.655
11.94-13.27 Gyr -1.371 -0.676 0.040

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.131 10.191 10.301
{\rm log}_{10}({\rm SFR}) -3.333 -1.472 -0.234
{\rm log}_{10}({\rm sSFR}) -13.393 -11.678 -10.386
{\rm stellar\ age} 7.770 8.870 12.447

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.034 -0.777 -0.631
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.213 -0.086 0.311

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.212 0.345 0.503
\delta -0.887 -0.651 -0.306
\tau_1/\tau_2 0.570 0.949 1.379
Q_{PAH} 0.577 1.765 4.255
U_{min} 2.384 7.281 14.668
{\rm log}_{10}(\gamma_e)\, -3.346 -2.239 -1.079

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.506 -3.664 -2.731
{\rm log}_{10}(\tau_{AGN})\, 1.063 1.544 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.754 -1.400 -0.491
0.03-0.10 Gyr -4.419 -1.605 -0.141
0.10-0.33 Gyr -5.170 -1.790 -0.405
0.33-1.09 Gyr -4.702 -1.731 -0.575
1.09-3.61 Gyr -3.374 -1.067 -0.206
3.61-11.94 Gyr -1.124 0.287 0.448
11.94-13.27 Gyr -0.128 0.731 1.418