1994ApJ...422L..51B


Query : 1994ApJ...422L..51B

1994ApJ...422L..51B - Astrophys. J., 422, L51-L54 (1994/February-2)

The "drop-off" frequency in the X-ray variability power spectrum of active galactic nuclei: a possible characteristic timescale in X-ray emission of NGC 4051.

BAO G. and OSTGAARD E.

Abstract (from CDS):


Abstract Copyright: ∼

Journal keyword(s): Galaxies: Nuclei - Galaxies: Individual NGC Number: NGC 4051 - X-Rays: Galaxies

Simbad objects: 1

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Number of rows : 1
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 NGC 4051 Sy1 12 03 09.6101337312 +44 31 52.682601288   11.08 12.92 9.94   ~ 2270 1

Query : 1994ApJ...422L..51B

Basic data :
NGC 4051 -- Seyfert 1 Galaxy
Other object types:
otypes_help
X (2012ApJS,2E,...), G (2015ApJS,CASG,...), Rad (B3,BWE,...), AGN (2019MNRAS,[HB91],...), * (BD,CSI,...), Sy1 (2010A&A), IR (IRAS,PSCz,...), QSO (2016ApJ,QSO), smm (JCMTSE,JCMTSF), UV (2EUVE,EUVE), GiG ([CHM2007]), AG? (2020MNRAS), Em* (EM*), V* (AAVSO), gam (INTREF), MIR (WISE), Opt (SDSS), var (2021Sci)
ICRS coord. (ep=J2000) :
12 03 09.6101337312 +44 31 52.682601288 (Optical) [ 0.0379 0.0304 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) :
12 00 36.3985163630 +44 48 34.647477459 [ 0.0379 0.0304 90 ]
Gal coord. (ep=J2000) :
148.8831147230166 +70.0851695512800 [ 0.0379 0.0304 90 ]
Proper motions mas/yr :
0.052 -0.063 [0.049 0.043 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz :
V(km/s) 612 [150] / z(emission) 0.00204310 [0.0005] / cz 612.5060 [150]
   (Opt) C 2022ApJS..261....2K
Parallaxes (mas):
0.0369 [0.1619] A 2018yCat.1345....0G
Morphological type:
SABc C 2015ApJS..217...27A
Angular size (arcmin):
5.33923 2.93658 129 (Opt) B 2023ApJS..269....3M
Fluxes (12) :
B 11.08 [0.02] C 2016MNRAS.460..689R
V 12.92 [~] D 2010A&A...518A..10V
R 9.94 [0.02] C 2016MNRAS.460..689R
G 14.724078 [0.007492] C 2020yCat.1350....0G
J 8.578 [0.024] C 2006AJ....131.1163S
H 8.059 [0.032] C 2006AJ....131.1163S
K 7.670 [0.035] C 2006AJ....131.1163S
u (AB) 14.587 [0.005] C 2009ApJS..182..543A
g (AB) 11.2317 [0.0059] B 2023ApJS..269....3M
r (AB) 10.6236 [0.0032] B 2023ApJS..269....3M
i (AB) 11.594 [0.002] C 2009ApJS..182..543A
z (AB) 10.5897 [0.0020] B 2023ApJS..269....3M
SIMBAD within arcmin
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notes:


Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 3
: 4
: 75 Display criteria :

Identifiers (75) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

NGC 4051 IRAS F12006+4448 RX J1203.1+4431 [CHM2007] LDC 867 J120309.68+4431525
B3 1200+448 JCMTSE J120309.7+443150 1RXS J120308.9+443155 [DML87] 650
BD+45 1987 JCMTSF J120309.7+443150 SDSS J120309.61+443152.6 [HB91] 1200+448
BWE 1200+4448 LEDA 38068 SRGA J120310.6+443139 [HSN2016] J180.79+44.53
6C 120036+444841 2MASX J12030968+4431525 SWIFT J1203.0+4433 [KRL2007b] 105
7C 120036.00+444828.00 2MAXI J1203+445 SWIFT J1203.0+4432 [LB2005] NGC 4051 X1
CASG 1500 MCG+08-22-059 SWIFT J1203.0+4431 [M98c] 120035.9+444848
CSI+44-12006 MY 120032.0+444851.5 TC 760 [NKB95] N4051
2E 2578 MY 120032.0+443209.5 UGC 7030 [SMM2006b] J120309.59+443152.5
2E 1200.6+4448 NVSS J120309+443154 UZC J120309.5+443155 [VV2000c] J120309.6+443153
EM* StHA 85 PBC J1203.1+4430 WISE J120309.61+443152.7 [VV2003c] J120309.6+443153
1ES 1200+44.8 PLX 2779 WN B1200.6+4448 [VV2006c] J120309.6+443153
2EUVE J1203+44.5 PLX 2779.00 2XMM J120309.5+443152 [VV2010c] J120309.6+443153
EUVE J1203+44.5 PSCz Q12005+4448 XSS J12032+4424 [VV98c] J120309.6+443153
GB6 B1200+4449 QDOT B1200359+444836 Z 243-38 [ZEH2003] RX J1203.1+4431 1
87GB 120038.5+444901 QSO J1203+4431 Z 1200.6+4448 AAVSO 1158+44
1H 1205+440 RBS 1060 [BAG2012] 180.7713+44.5210 Gaia DR3 1537908427262118912
INTREF 473 1RXP J120310.2+443156 [CAB95] IRAS F12006+4448 Gaia DR2 1537908427262118912
IRAS 12005+4448 RX J1203.1+4432 [CHM2007] HDC 706 J120309.68+4431525

References (2270 between 1850 and 2026) (Total 2270)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Velocities : 20    Distance : 12    Plx : 2    PM : 2   

   

Observing logs
Herschel : 10    ISO : 9    IUE : 30    XMM : 2   

   


External archives :

Archive data at HEASARC - High-Energy Astrophysics Science Archive Research Center

Data at NED - NASA/IPAC Extragalactic Database : NGC 4051

Link by name to the catalogue in VizieR :

NGC 4051 BD+45 1987 BWE 1200+4448 2E 2578 EUVE J1203+44.5
IRAS 12005+4448 IRAS F12006+4448 2MASX J12030968+4431525 NVSS J120309+443154 PLX 2779
1RXS J120308.9+443155 SDSS J120309.61+443152.6 UGC 7030 WISE J120309.61+443152.7 WN B1200.6+4448
[DML87] 650 Gaia DR3 1537908427262118912 Gaia DR2 1537908427262118912

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