Lunar occultation of double stars - Project OLED


OBSERVING PROGRAMME - SEPTEMBER 25


The programme for this month includes targets from the WDS and Gaia NSS campaigns.


DOUBLE STAR WDS and Gaia DR3 NSS PROGRAMMEs

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 "Times").
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 °.
Times: Circumstances for OLED observers with a user acronym and particular cities.
shows the occultations of the WDS and Gaia NSS programmmes for SEPTEMBER 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)" or "Gaia non-single stars" as the "Object catalogue". A summary of these predictions with detailed information for each observer of the project and particular cities across Europe and Algerie can be found here. To quickly check for visibility of an occultation from your particular station, click on column "Times" and look for your acronym or city.

Urg
Day
UTC
Star (WDS/Gaia DR3)
Star (XZ)
RA
DEC
Mags
Year
# obs
Sep
PA
Type
Flux
Illum
Def
γ
hSun
hMoon
Times
6
01:56:04 UTC in Madrid
29896
21 37 56.33
-17 12 34.8
7.3
-
I
96.4
66
76
-38
19
A
12
01:11:26 UTC in Madrid
J02551+2048    J02551+2048

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
02551+2048 OCC 74919881988 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 J02551+2048
3859
2 55 5.10
+20 48 0.8
9.5/ 9.5
1988
0
0.1
-
E
0.50/0.50
-76.4
439
231
-43
52
12
03:31:49 UTC in Madrid
3931
02 58 45.94
+21 28 13.8
9.4
-
E
-75.4
474
262
-26
71
B
12
03:33:29 UTC in Madrid
J02589+2137    J02589+2137

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
02589+2137 BU 52518772022 194 0.5Orbital 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 J02589+2137
3937
2 58 53.11
+21 37 3.9
7.5/ 7.5
2019
189
0.5
276
E
0.50/0.50
-75.4
374
292
-26
71
B
12
03:37:14 UTC in Madrid
J02592+2120AB    J02592+2120AB

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
02592+2120AB STF 33318272023 470 1.3Orbital 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 J02592+2120
3943
2 59 12.73
+21 20 25.6
5.2/ 5.6
2020
466
1.4
210
E
0.59/0.41
-75.4
450
228
-25
71
A
12
22:26:54 UTC in Madrid
J03494+2423Aa,Ab    J03494+2423Aa,Ab

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
03494+2423Aa,AbOCC 25319711987 0 1.6

   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 J03494+2423
4964
3 49 21.74
+24 22 51.8
7.3/ 7.4
1987
0
1.6
-
E
0.52/0.48
-67.1
637
246
-40
15
B
12
22:26:54 UTC in Madrid
J03494+2423AB    J03494+2423AB

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
03494+2423AB STTA 4018752020 33 86.8

   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 J03494+2423
4964
3 49 21.74
+24 22 51.8
6.6/ 7.5
2020
33
86.8
309
E
0.71/0.29
-67.1
637
246
-40
15
A
12
22:48:54 UTC in Madrid
J03503+2440    J03503+2440

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
03503+2440 OCC 73519881988 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 J03503+2440
4990
3 50 15.65
+24 40 0.4
9.8/ 9.8
1988
0
0.1
-
E
0.50/0.50
-66.9
587
290
-42
19
A
12
22:53:32 UTC in Madrid
J03505+2430    J03505+2430

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
03505+2430 OCC 25219711987 0 15.5

   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 J03505+2430
4995
3 50 28.05
+24 29 43.7
7.6/ 8.8
1987
0
15.5
-
E
0.75/0.25
-66.9
643
249
-42
19
B
14
01:26:39 UTC in Madrid
J04599+2720AB    J04599+2720AB

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
04599+2720AB STF 62318292018 42 20.5Orbital pair without a known orb

   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 J04599+2720
6393
4 59 53.75
+27 19 32.2
7.0/ 8.7
2018
42
20.5
207
E
0.83/0.17
-54.4
823
210
-43
37
14
04:37:20 UTC in Madrid
6517
05 05 59.66
+28 07 16.9
9.9
-
E
-52.9
878
314
-15
71
14
23:13:19 UTC in Berlin
80146
05 56 33.63
+27 50 23.3
9.9
-
E
-44.2
-
252
-34
21
A
17
03:09:44 UTC in Madrid
J08082+2341    J08082+2341

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

WDSComponentsDesignationYear of discoveryYear of last measurement# obs.RhoFlags
08082+2341 OCC 74119881988 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 J08082+2341
12268
8 8 11.89
+23 41 17.5
9.5/ 9.5
1988
0
0.1
-
E
0.50/0.50
-22.0
-
221
-31
22


ACKNOWLEDGEMENTS

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

       




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