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Simple Target
List Of Targets
Fast Xmatch with large catalogs or Simbad
Target
Name (resolved by
Sesame
) or
Position
:
J2000
B1975
B1950
B1900
B1875
B1855
Galactic
Supergal.
Ecl.J2000
Target dimension:
deg
arcmin
arcsec
NB: The epoch used for the query is the original epoch of the table(s)
Radius
Box size
J/AN/321/81
1995
Orion Trapezium area ROSAT PSPC obs. II. (Lohother/mann+, 2000)
ReadMe+ftp
2000AN....321...81L
Similar Catalogs
Post annotation
1.
J/AN/321/81/table1
Properties of ROSAT PSPC X-ray sources in the Orion Trapezium area
(316 rows)
meta
J/AN/321/81/table1
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
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Column
Constraint
Explain
(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
ROS-ORI
(i)
[1/316] Sequential number
(Note 1)
(
meta.id;meta.main
)
(
ID_MAIN
)
n_ROS-ORI
(char)
[*] indicates a note in notes.dat file
(
meta.note
)
(
NOTE
)
RAJ2000
"h:m:s"
(i)
Right ascension (J2000.0)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEJ2000
"d:m:s"
(i)
Declination (J2000.0)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
phi
arcmin
Off-axis angle
(
instr.offset
)
(
INST_ANG_OFFAXIS
)
eta
ct/ks
Source count rate
(
phot.count;em.X-ray
)
(
PHOT_COUNT-RATE_X
)
S/N
Signal to noise ratio
(
stat.snr
)
(
INST_S/N
)
RX
arcsec
Apparent source radius
(Note 2)
(
phys.angSize
)
(
EXTENSION_FWHM_CIRC
)
HR2
Hardness ratio HR2
(Note 3)
(
phot.flux;arith.ratio
)
(
SPECT_HARDNESS-RATIO
)
e_HR2
rms uncertainty on HR2
(
stat.error
)
(
ERROR
)
Var
(char)
[PV] Variablity type
(Note 4)
(
meta.note
)
(
VAR_CLASS
)
Rem
(char)
Remarks
(Note 5)
(
meta.note
)
(
REMARKS
)
ALL
cols
(i)
indexed column
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UCD1+
UCD1
http://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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