2007AJ....133.1441M


Query : 2007AJ....133.1441M

2007AJ....133.1441M - Astron. J., 133, 1441-1446 (2007/April-0)

High and low galactic latitude radio transients in the Nasu 1.4 GHz wide-field survey.

MATSUMURA N., DAISHIDO T., KUNIYOSHI M., ASUMA K., TAKEFUJI K., NIINUMA K., KIDA S., TAKEUCHI A., NAKAMURA R., SHIGEHIRO S. and TANAKA T.

Abstract (from CDS):

We report the detection of two radio transients in the Nasu 1.4 GHz wide-field survey. In the survey, we use four pairs of the two-element interferometer aligned east-west to monitor the wide-field sky and simultaneously survey the region at +32°<δ<+42° in drift scanning. In 27 days of continuous observation at a declination between +41° and +42°, we have detected two radio transients of 1 Jy intensity. Since they appeared on only a single day during the 27 days, we consider these detections to be 1 Jy class bursts that brightened and faded within 2 days and have constant emission smaller than 200 mJy, the detection limit of the 27 days of integrated data. While one transient was in low Galactic latitudes, the other transient was detected in high Galactic latitudes and has counterparts only in γ-ray databases. Therefore, the high Galactic latitude transient might be one of the active galactic nuclei that are normally very faint in X-ray and quiet in radio wavelengths.

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Journal keyword(s): Radio Continuum: General - Stars: Variables: Other - Techniques: Interferometric

Simbad objects: 15

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Number of rows : 15
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 LS I +61 303 HXB 02 40 31.6644419688 +61 13 45.593918580 11.27 11.61 10.75 10.19 9.55 B0Ve 903 2
2 NGC 1275 Bla 03 19 48.1599902040 +41 30 42.108850836   13.10 12.48 11.09   ~ 4243 3
3 3B 931016 gB 04 25.6 -46 55           ~ 5 0
4 NVSS J044424+414005 Rad 04 44 24.12 +41 40 03.1           ~ 5 2
5 1RXS J044434.9+410331 X 04 44 34.9 +41 03 31           ~ 1 0
6 3B 940222 gB 04 59.4 +44 04           ~ 8 0
7 4B 950523 gB 06 03.4 +38 10           ~ 6 0
8 1B 910912 gB 07 18 26 -10 18.6           ~ 13 0
9 4C 41.19 Rad 09 07 34.149 +41 34 49.19           ~ 23 2
10 3B 940504 gB 10 52.2 +41 26           ~ 8 0
11 NAME Galactic Center reg 17 45 39.60213 -29 00 22.0000           ~ 16269 0
12 Granat 1915+105 HXB 19 15 11.55576 +10 56 44.9052           ~ 2810 0
13 MCG+07-41-003 Bla 19 59 28.35656837 +40 44 02.0972325   16.22 15.10     ~ 2537 2
14 V* V1521 Cyg HXB 20 32 25.78 +40 57 27.9           WN4/5-6/7 2035 2
15 4B 960803 gB 22 49.3 -54 49           ~ 13 0

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