Candidate List 20250218

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Section 1: New Sources (age<1d)    

Section 2: Old (1-5d) sources observed last night
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Section 1: New Afterglow/FBOT Cands Last Night (2)
1. ZTF25aafujof (Afterglow?FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 128.88786, 49.80483     8h35m33.09s, 49d48m17.37s
Galactic (l, b): 169.41422, 36.89541    ext(g-r) = 0.039


Milliquas v6 (2 arcsec):Found Q (description), name = SDSS J083533.10+494817.5, QSO probability: 0 %
SDSS (10 arcsec):Found SDSS spec-z: z=0.20; peak abs mag = -21.39

PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 0.31 arcsec, 124.8 deg (east of north)
    photoz=0.51 (68% bounds 0.13, 0.58), type=REX    peak abs mag = -23.67 (68% bounds -20.33, -24.0)

Extinction-corrected gr color:
From alerts: -0.09 +/- 0.11 mag
Consistent with synchrotron, g-r>0!
Rise Rate:
g: 0.25 mag/day
r: 0.11 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: -99 mag/day
i: -99 mag/day


2. ZTF25aafvbeq (Afterglow?FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 151.16072, 37.07627    10h 4m38.57s, 37d 4m34.59s
Galactic (l, b): 186.40513, 53.61725    ext(g-r) = 0.016



SDSS (10 arcsec):Found SDSS spec-z: z=0.04; peak abs mag = -18.17

PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 2.87 arcsec, 316.8 deg (east of north)
    photoz=0.04 (68% bounds 0.03, 0.05), type=REX    peak abs mag = -18.03 (68% bounds -17.62, -18.44)

Extinction-corrected gr color:
From alerts: -0.3 +/- 0.11 mag

Rise Rate:
g: 0.6 mag/day
r: 84.51 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: 67.12 mag/day
i: -99 mag/day





Section 2: Older Sources Observed Last Night (5)
0. ZTF25aafnwkc (Afterglow?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 102.83226, 16.48236     6h51m19.74s, 16d28m56.50s
Galactic (l, b): 198.16762, 7.40987    ext(g-r) = 0.136





PS1: 1 source in 3 arcsec    Closest: d = 6.77 arcsec    photoz=-999.00+/--999.00    peak abs mag = nan
LegacySurvey: 0 sources in 3 arcsec



Rise Rate:
g: 0.11 mag/day
r: 0.04 mag/day
i: -99 mag/day

Fade Rate:
g: 0.24 mag/day
r: -99 mag/day
i: -99 mag/day


1. ZTF25aafofmu (FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 234.63019, 40.07669    15h38m31.25s, 40d 4m36.07s
Galactic (l, b): 64.46458, 53.27091    ext(g-r) = 0.022




SDSS (10 arcsec):Found SDSS spec-z: z=0.06; peak abs mag = -20.15

PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 0.44 arcsec, 330.5 deg (east of north)
    photoz=0.08 (68% bounds 0.07, 0.1), type=SER    peak abs mag = -20.67 (68% bounds -20.27, -21.05)

Extinction-corrected gr color:
From alerts: -0.13 +/- 0.08 mag

Rise Rate:
g: 0.27 mag/day
r: 0.38 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: -99 mag/day
i: -99 mag/day


2. ZTF25aafpotv (FBOT?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 62.47651, -12.41285     4h 9m54.36s, -12d-24m-46.24s
Galactic (l, b): 205.48669, -41.38796    ext(g-r) = 0.045





PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 0.31 arcsec, 288.0 deg (east of north)
    photoz=0.17 (68% bounds 0.12, 0.23), type=EXP    peak abs mag = -22.39 (68% bounds -21.56, -23.13)

Extinction-corrected gr color:
From alerts: -0.28 +/- 0.06 mag

Rise Rate:
g: 0.17 mag/day
r: 0.29 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: -99 mag/day
i: -99 mag/day


3. ZTF25aafuppk (Afterglow?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 142.508, 36.96104     9h30m1.92s, 36d57m39.73s
Galactic (l, b): 186.73915, 46.7133    ext(g-r) = 0.013



SDSS (10 arcsec):Found SDSS spec-z: z=0.09; peak abs mag = -18.65

PS1: 0 sources in 3 arcsec

LegacySurvey: 1 sources in 3 arcsec    Closest: d = 3.01 arcsec, 92.1 deg (east of north)
    photoz=0.09 (68% bounds 0.07, 0.1), type=SER    peak abs mag = -18.6 (68% bounds -18.18, -18.89)

Extinction-corrected gr color:
From alerts: 1.4 +/- 99 mag
Extinction-corrected gi color:
From alerts: 0.96 +/- 99 mag

Rise Rate:
g: 0.09 mag/day
r: 0.1 mag/day
i: -99 mag/day

Fade Rate:
g: 1.26 mag/day
r: -99 mag/day
i: -99 mag/day


4. ZTF25aafwbhf (Afterglow?)    [Back to Top]    [Share]    [Trigger Swift]
    [Fritz]    [Lasair]
RA, Dec: 182.70322, 39.47434    12h10m48.77s, 39d28m27.61s
Galactic (l, b): 154.75495, 75.04063    ext(g-r) = 0.029





PS1: 0 sources in 3 arcsec

LegacySurvey: 0 sources in 3 arcsec


Extinction-corrected gr color:
From alerts: -1.67 +/- 99 mag
Extinction-corrected gi color:
From alerts: -0.92 +/- 99 mag

Rise Rate:
g: 1.28 mag/day
r: 0.17 mag/day
i: -99 mag/day

Fade Rate:
g: -99 mag/day
r: 1.44 mag/day
i: -99 mag/day