Lunar occultation of double stars - Project OLED


OBSERVING PROGRAMME - JUNE 25


The programme for this month includes targets from the following campaigns:


DOUBLE STAR WDS PROGRAMME

The table below (check here for key) Urg: Degree of urgency of the observation. A: High. B: Low.
Day: Day of occultation.
UTC: UTC of occultation in Madrid (in black), Barcelona (green), La Laguna (red) and Marseille (blue).
Note that some events might be visible in some places and not in others (check column "OLED").
Star (WDS): ID number of star in WDS (Washington Double Star) catalogue.
RA: J2000.0 right ascension (hh mm ss.ss).
DEC: J2000.0 declination (dd mm ss.s).
Mags: Magnitude of components and total magnitude.
Year: Year of last observation.
# obs: Total number of observations.
Sep: Last measurement of separation between components, in arcseconds.
PA: Last measurement of position angle, in degrees.
Type: Type of occultation. I: ingress. E: egress.
Flux: Fractional change of flux in reference to combined flux. The two values refer to ingress or egress of each component.
Illum: % fraction of illuminated area of Moon (positive, waxing Moon; negative, waning Moon).
Def: Distance from contact to Moon terminator, in arcseconds.
γ: Position angle of contact in ° (from N to E).
hSun: Height of Sun above horizon in reference location at contact time, in °.
hMoon: Height of Moon above horizon in reference location at contact time, in °.
OLED: Circumstances for OLED observers with a user acronym.
shows the occultations of the WDS programmme for JUNE 25. Please report observations by writing an email to enrique.velasco@uam.es. For more accurate predictions on these occultations for your position, visit this link and choose "WDS (double stars)" as the "Object catalogue". A summary of these predictions with detailed information for each observer of the project, as well as an ics calendar file, can be found here. To quickly check for visibility of an occultation from your particular station, click on column "OLED", look for your acronym and have a look at the contact map.

Urg
Day
UTC
Star (WDS)
RA
DEC
Mags
Year
# obs
Sep
PA
Type
Flux
Illum
Def
γ
hSun
hMoon
OLED
B
3
20:24:49 UTC in Madrid
J11268+0301AB    J11268+0301AB

   The following information on this star is extracted from the Washington Double Star (WDS) catalogue.

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
11268+0301AB STF154017802019 145 28.6Orbital pair with known orbit

   Notes:
   Click here to obtain more information on this star from the Simbad CDS web tool.
   Extra information may be obtained at the www.stelledoppie.it web tool by searching for J11268+0301
11 26 45.32
+ 3 0 47.2
6.5/ 7.5/ 6.2
2019
144
28.6
146
I
0.71/0.29
57.0
757
146
-8
48
B
3
21:15:32 UTC in Madrid
J11279+0251AB    J11279+0251AB

   The following information on this star is extracted from the Washington Double Star (WDS) catalogue.

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
11279+0251AB STFA 1917802019 77 89.2Uncertain nature

   Notes:
   Click here to obtain more information on this star from the Simbad CDS web tool.
   Extra information may be obtained at the www.stelledoppie.it web tool by searching for J11279+0251
11 27 56.23
+ 2 51 22.5
5.0/ 7.5/ 4.9
2019
77
89.2
181
I
0.90/0.10
57.3
769
129
-15
41
B
3
21:17:54 UTC in Madrid
J11279+0251BD    J11279+0251BD

   The following information on this star is extracted from the Washington Double Star (WDS) catalogue.

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
11279+0251BD STFA 1918752019 9767.5

   Notes:
   Click here to obtain more information on this star from the Simbad CDS web tool.
   Extra information may be obtained at the www.stelledoppie.it web tool by searching for J11279+0251
11 27 56.17
+ 2 49 53.5
7.5/ 9.5/ 7.3
2019
9
767.5
86
I
0.87/0.13
57.3
765
133
-15
41
A
5
20:34:08 UTC in Madrid
J12521-0831    J12521-0831

   The following information on this star is extracted from the Washington Double Star (WDS) catalogue.

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
12521-0831 OCC 45119761976 0 0.2

   Notes:
   Click here to obtain more information on this star from the Simbad CDS web tool.
   Extra information may be obtained at the www.stelledoppie.it web tool by searching for J12521-0831
12 52 4.05
- 8 31 24.9
9.6/ 9.6/ 8.8
1976
0
0.2
-
I
0.50/0.50
75.0
191
175
-9
42
B
13
03:25:29 UTC in Madrid
J18560-2808    J18560-2808

   The following information on this star is extracted from the Washington Double Star (WDS) catalogue.

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
18560-2808 SEE 36418972016 21 0.9

   Notes:
   Click here to obtain more information on this star from the Simbad CDS web tool.
   Extra information may be obtained at the www.stelledoppie.it web tool by searching for J18560-2808
18 55 58.83
-28 7 49.0
8.5/ 9.2/ 8.1
2016
21
0.9
127
E
0.66/0.34
-96.6
43
311
-12
18
A
17
02:39:30 UTC in Madrid
J22281-1153    J22281-1153

   The following information on this star is extracted from the Washington Double Star (WDS) catalogue.

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
22281-1153 RST410519372008 9 0.3

   Notes:
   Click here to obtain more information on this star from the Simbad CDS web tool.
   Extra information may be obtained at the www.stelledoppie.it web tool by searching for J22281-1153
22 28 8.36
-11 53 25.1
9.0/ 9.4/ 8.4
2008
9
0.3
116
E
0.59/0.41
-68.4
378
307
-18
29
A
18
02:17:18 UTC in Madrid
J23166-0558    J23166-0558

   The following information on this star is extracted from the Washington Double Star (WDS) catalogue.

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
23166-0558 OCC 73119871987 0 0.1

   Notes:
   Click here to obtain more information on this star from the Simbad CDS web tool.
   Extra information may be obtained at the www.stelledoppie.it web tool by searching for J23166-0558
23 16 38.64
- 5 58 25.2
9.6/ 9.6/ 8.8
1987
0
0.1
-
E
0.50/0.50
-58.0
800
249
-20
24
B
22
03:05:12 UTC in Madrid
J02475+1922AB    J02475+1922AB

   The following information on this star is extracted from the Washington Double Star (WDS) catalogue.

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
02475+1922AB STF 30518292022 331 3.6Orbital pair with known orbit

   Notes:
   Click here to obtain more information on this star from the Simbad CDS web tool.
   Extra information may be obtained at the www.stelledoppie.it web tool by searching for J02475+1922
2 47 27.35
+19 22 20.0
7.5/ 8.2/ 7.1
2020
330
3.5
306
E
0.66/0.34
-15.2
-
224
-15
14

ACKNOWLEDGEMENTS

Information on the stars in the tables above has been collected with the help of

       




Last revised 01 JUN 25
E. Velasco
Agrupación Astronómica de Madrid
Universidad Autónoma de Madrid
Spain