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Doubles in session


Current system
20499+2547
GRV 386


Nearby doubles
13' : 20490+2544
J 3111

13' : 20497+2535
J 3112

15' : 20490+2540
HDS2966

17' : 20501+2604
HL 9002

21' : 20485+2540
TDT2553

22' : 20497+2526
POU5028

24' : 20507+2527
POU5042

25' : 20507+2525
BKO 876

27' : 20515+2533
COU 829

30' : 20503+2518
POU5040

32' : 20495+2516
POU5025

35' : 20487+2517
POU5015

35' : 20507+2621
KPP3362

36' : 20501+2512
POU5038

37' : 20506+2512
POU5041

38' : 20499+2510
POU5029

39' : 20492+2510
POU5021

39' : 20483+2515
POU5004

40' : 20499+2508
POU5030

41' : 20491+2509
BKO 865

41' : 20478+2519
BUP 218AB

41' : 20513+2511
POU5045

41' : 20503+2507
POU5039

42' : 20497+2507
BKO 868

42' : 20482+2622
TDT2548AB

42' : 20500+2508
BKO 874



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20499+2547 GRV 386

 
 
20h 49m 54.58s +25° 47' 38.5" P.A. 200.00 sep 14.5 mag 12.60,13.10
 
 
Coord 2000 20499+2547 Discov num GRV 386 Comp Coord arcsec 2000 20 49 54.58 +25 47 38.5
Date first 1999 Date last 2015 Obs 7
Pa first 200 Pa last 199.5 P.A. Now (θ) 199.5°
Sep first 14.5 Sep last 14.492 Sep. Now (ρ) 14.492"
Mag pri 12.60 Mag sec 13.10 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +022 Sec motion ra -001
Pri motion dec +027 Sec motion dec +011
Notes
rPM=0.804
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1843877529448222080
 
 
WDS 20499+2547 GRV 386 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Grv2004 Eu - Greaves, J. 2004MNRAS.355..585G
Grv2004 MNRAS 355, 585, 2004
Grv2005a Es - Greaves, J. ...................
Grv2005a +C Webb Soc., Double Star Circ. 13, 2005 (GRV 973 - 1147)
Grv2005a (Note: RA for all WDS designations inadvertently truncated to integer minute)
Grv2005b Pa - Greaves, J. ...................
Grv2005b private communication
Grv2005c C - Greaves, J. 2005JDSO....1...41G
Grv2005c JDSO 1, 41, 2005
Grv2006 - Greaves, J. ...................
Grv2006 private communication, 2006
Grv2006 (measures done using LSPM-north, see Vizier On-line Data Catalog I/298;
Grv2006 Lepine & Shara 2005)
Grv2006b Es - Greaves, J. ...................
Grv2006b private Communication, 2006
Grv2006b (Reduction of SDSS data. Calculated position is to J2000, but actual observation
Grv2006b epoch is unknown and proper motion may or may not have been applied.)
Grv2006c Ey - Greaves, J. ...................
Grv2006c private Communication, 2006
Grv2006c (Reduction of SPM3.3 data. Calculated position is to 1991.25, but actual
Grv2006c observation epoch is unknown and proper motion may or may not have been applied.)
Grv2008 Es - Greaves, J. ...................
Grv2008 Webb Soc., Double Star Circ. 16, 2008
Grv2011 C - Greaves, J. ...................
Grv2011 Webb Soc., Double Star Circ. 19, 2011
Grv2011 These carry a discovery designation of SPM and come from the SPM4 Catalog 2011AJ....142...15G
Grv2019a Hg u Greaves, J. 2019JDSO...15...59G
Grv2019a JDSO 15, 59, 2019
Grv2019b Hg u Greaves, J. 2019JDSO...15...77G
Grv2019b JDSO 15, 59, 2019
Grv2019c Hg u Greaves, J. ...................
Grv2019c private communication, 2019 (17 April 2019 email)
Grv2019d Hg - Greaves, J. .
Grv2019d private communication, 2019 (4 Nov 2019 email)
Grv2020a not - Greaves, J. .
Grv2020a private communication, 2020 (14 Mar 2020 email)
Grv2020b Hg j Greaves, J. .
Grv2020b Webb Soc., Double Star Circ. 28, 23, 2020
Grv2020c Hg j Greaves, J. .
Grv2020c Webb Soc., Double Star Circ. 28, 35, 2020
Grv2020d Hg j Greaves, J. .
Grv2020d Webb Soc., Double Star Circ. 28, 39, 2020
Grv2020e Hg u Greaves, J. 2020JDSO...16..317G
Grv2020e JDSO 16, 317, 2020
Grv2020f Hg Greaves, J. 2020JDSO...16..362G
Grv2020f JDSO 16, 362, 2020
Grv2020g Hg - Greaves, J. .
Grv2020g private communication, 2020 (29 Nov 2020 email)
Grv2020h Hg - Greaves, J. .
Grv2020h private communication, 2020 (10 Dec 2020 email)
Grv2020i Hg - Greaves, J. .
Grv2020i private communication, 2020 (12 Dec 2020 email)
Grv2020j Hg - Greaves, J. .
Grv2020j private communication, 2020 (21 Dec 2020 email)
Grv2021a not - Greaves, J. .
Grv2021a private communication, 2021 (18 Feb 2021 email)
Grv2021b not - Greaves, J. .
Grv2021b private communication, 2021 (23 Feb 2021 email)
Grv2021c Hg+ - Greaves, J., Rica Romero, F.M. & Otero, S. 2021JDSO...17..137G
Grv2021c +orb JDSO 17, 137, 2021
Grv2021d Hg - Greaves, J. .
Grv2021d private communication, 2021 (23 Aug 2021 email)
Grv2021e Hg - Greaves, J. .
Grv2021e private communication, 2021 (24 Aug 2021 email)
Grv2022 Hg j Greaves, J. .
Grv2022 Webb Soc., Double Star Circ. 30, 27, 2022
Grv2023a Hg - Greaves, J. .
Grv2023a private communication, 2023 (15 Feb 2023 email)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20499+2547 GRV 386 2000 2 200 14.5 12.60 13.10 D 204954.58+254738.5
20499+2547 GRV 386 2002 4 200 14.5 12.60 13.10 D 204954.58+254738.5
20499+2547 GRV 386 2010 4 200 14.4 12.60 13.10 204954.58+254738.5
20499+2547 GRV 386 2015 5 200 14.5 12.60 13.10 204954.58+254738.5

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 20499+2547 GRV 386 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20499+2547 GRV 386 : MEASURES
 
 
No records found.

 
 
WDS 20499+2547 : VIRTUAL EYEPIECE
 
 

20499+2547 GRV 386A mag 12.6 20499+2547 GRV 386B sep 14.3 P.A. 197.70 mag 13.1 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20499+2547 : ALADIN DSS IMAGE @ 20h 49m 54.58s +25° 47' 38.5"
 
 
 
 
WDS 20499+2547 GRV 386 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20499+2547 GRV 386 distance=0' 20490+2544 J 3111 distance=13' 20497+2535 J 3112 distance=13' 20490+2540 HDS2966 distance=15' 20501+2604 HL 9002 distance=17' 20485+2540 TDT2553 distance=21' 20497+2526 POU5028 distance=22' 20507+2527 POU5042 distance=24' 20507+2525 BKO 876 distance=25' 20515+2533 COU 829 distance=27' 20503+2518 POU5040 distance=30' 20495+2516 POU5025 distance=32' 20487+2517 POU5015 distance=35' 20507+2621 KPP3362 distance=35' 20501+2512 POU5038 distance=36' 20506+2512 POU5041 distance=37' 20499+2510 POU5029 distance=38' 20492+2510 POU5021 distance=39' 20483+2515 POU5004 distance=39' 20499+2508 POU5030 distance=40' 20478+2519 WSI 49BE distance=40' 20478+2519 BKO 856FG distance=40' 20491+2509 BKO 865 distance=41' 20478+2519 BUP 218AB distance=41' 20478+2519 BUP 218AC distance=41' 20478+2519 BUP 218AD distance=41' 20478+2519 DAM 514AF distance=41' 20513+2511 POU5045 distance=41' 20503+2507 POU5039 distance=41' 20497+2507 BKO 868 distance=42' 20482+2622 COU 827Aa,Ab distance=42' 20482+2622 TDT2548AB distance=42' 20500+2508 BKO 874 distance=42' 20482+2624 STF2728AB distance=43' 20482+2624 STF2728AC distance=43' 20482+2624 FYM 66AF distance=43' 20482+2624 FYM 66AD distance=43' 20482+2624 FYM 66AE distance=43' 20478+2519 POU4996DH distance=43' 20487+2507 BKO 862 distance=44' 20503+2631 WSI 119 distance=44' 20525+2522 POU5052 distance=44' 20482+2624 FYM 66EF distance=45' 20492+2504 POU5020 distance=45' 20471+2525 BU 364 distance=45' 20482+2508 POU5003 distance=46' 20511+2630 TDT2579 distance=46' 20490+2504 BKO 864 distance=46' 20518+2509 POU5050 distance=47' 20480+2504 POU5001 distance=50' 20485+2501 POU5008 distance=51' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 20499+2547 GRV 386 200 14.5
Show 20490+2544 J 3111 138 6.3 13
Show 20497+2535 J 3112 75 5.8 13
Show 20490+2540 HDS2966 229 0.5 15
Show 20501+2604 HL 9002 138 16.0 17
Show 20485+2540 TDT2553 347 0.6 21
Show 20497+2526 POU5028 336 14.8 22
Show 20507+2527 POU5042 344 7.4 24
Show 20507+2525 BKO 876 65 8.2 25
Show 20515+2533 COU 829 218 2.3 27
Show 20503+2518 POU5040 290 18.9 30
Show 20495+2516 POU5025 80 8.6 32
Show 20487+2517 POU5015 78 14.6 35
Show 20507+2621 KPP3362 277 3.9 35
Show 20501+2512 POU5038 342 16.2 36
Show 20506+2512 POU5041 177 14.2 37
Show 20499+2510 POU5029 20 12.3 38
Show 20492+2510 POU5021 355 6.0 39
Show 20483+2515 POU5004 324 15.0 39
Show 20499+2508 POU5030 343 4.5 40
Show 20478+2519 WSI 49 BE 141 5.1 40
Show 20478+2519 BKO 856 FG 178 9.1 40
Show 20491+2509 BKO 865 101 8.9 41
Show 20478+2519 BUP 218 AB 37 49.4 41
Show 20478+2519 BUP 218 AC 99 102.9 41
Show 20478+2519 BUP 218 AD 252 154.0 41
Show 20478+2519 DAM 514 AF 100 44.2 41
Show 20513+2511 POU5045 314 13.7 41
Show 20503+2507 POU5039 84 10.8 41
Show 20497+2507 BKO 868 276 9.7 42
Show 20482+2622 COU 827 Aa,Ab 332 0.6 42
Show 20482+2622 TDT2548 AB 148 0.6 42
Show 20500+2508 BKO 874 254 12.5 42
Show 20482+2624 STF2728 AB 25 10.5 43
Show 20482+2624 STF2728 AC 213 19.4 43
Show 20482+2624 FYM 66 AF 295 129.1 43
Show 20482+2624 FYM 66 AD 193 59.8 43
Show 20482+2624 FYM 66 AE 294 114.1 43
Show 20478+2519 POU4996 DH 127 12.0 43
Show 20487+2507 BKO 862 55 7.9 44
Show 20503+2631 WSI 119 189 4.6 44
Show 20525+2522 POU5052 323 15.8 44
Show 20482+2624 FYM 66 EF 301 15.1 45
Show 20492+2504 POU5020 68 4.0 45
Show 20471+2525 BU 364 75 0.7 45
Show 20482+2508 POU5003 208 14.4 46
Show 20511+2630 TDT2579 35 1.9 46
Show 20490+2504 BKO 864 313 9.1 46
Show 20518+2509 POU5050 326 18.5 47
Show 20480+2504 POU5001 197 7.7 50
Show 20485+2501 POU5008 312 7.8 51

 
 
WDS 20499+2547 : COMPONENTS
 
 
  A
B pa=197.7°
sep=14.34"
 
 
20499+2547 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204954.58+254738.5 Mag 12.6 PmRA 22.00
PmDE 27.0
 
 
20499+2547 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204954.26+254724.8 Mag 13.1 PmRA -1.00
PmDE 11.0 Calc delta mag 0.5 Calc coord yes