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Doubles in session


Current system
22018+1628
YSC 165


Nearby doubles
13' : 22010+1626
BPM2418

25' : 22029+1647
GWP3116

27' : 22018+1654
LDS1055

43' : 22046+1615
TDT3327

45' : 22029+1547
HDS3129

54' : 22045+1551
BU 696AB

60' : 21577+1629
BPM2416

62' : 22061+1623
BPM2426

62' : 21594+1719
COU 433

63' : 22043+1720
BPM2424

69' : 21571+1619
UC 4609

69' : 22022+1520
STE 16

69' : 21598+1731
LDS1486

72' : 21581+1541
BPM2417

77' : 21567+1607
STT 455

79' : 22029+1511
BPM2422

84' : 21563+1604
BPM2414

85' : 21583+1521
CVR 926

90' : 21564+1712
LDS1483

94' : 22082+1645
BPM2430

98' : 22080+1709
CVR 931

100' : 21559+1536
BAT 1AB

107' : 21544+1621
HEI 82

107' : 21579+1759
GWP3109

108' : 21545+1644
HEI 191

109' : 21545+1615
J 1897



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

22018+1628 YSC 165

 
 
22h 01m 49.05s +16° 28' 02.7" P.A. 250.00 sep 0.4 mag 11.30,11.60 Sp M2 dist. 16.18 pc (52.78 l.y.)
 
 
Coord 2000 22018+1628 Discov num YSC 165 Comp Coord arcsec 2000 22 01 49.05 +16 28 02.7
Date first 2008 Date last 2021 Obs 10
Pa first 232 Pa last 250.2 P.A. Now (θ) 271.4°
Sep first 0.4 Sep last 0.354 Sep. Now (ρ) 0.341"
Mag pri 11.30 Mag sec 11.60 delta mag (ΔM) 0.3 Spectral class M2 (red)
Pri motion ra +392 Sec motion ra
Pri motion dec +156 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus HIP 108752 Tycho2 1680-00561-1 GL Gl 844
Distance 16.18 Distance ly 52.78
 
 
ORBITAL ELEMENTS
 
 
Period (P)11.798y± 0.067 Periastron (T)57032.7d (2015.026y)± 9.4 Semi-major axis (a)306.7m± 2.6
Eccentricity (e)0.4838± 0.0075 Inclination (i)38.21°± 0.89 Longitude of periastron (ω)267.2°± 1.1
Node (Ω)151.8°± 1.1 Notes ReferenceMnA2019
Equinox Last observation Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 281.8 0.330
2001 301.6 0.299
2002 328.8 0.237
2003 30.8 0.135
2004 130.4 0.189
2005 166.4 0.279
2006 187.8 0.326
2007 205.0 0.348
2008 220.9 0.357
2009 236.3 0.358
2010 251.8 0.354
2011 268.0 0.344
2012 285.5 0.325
2013 306.2 0.289
2014 336.5 0.218
2015 54.9 0.125
2016 140.4 0.212
2017 171.3 0.291
2018 191.5 0.332
2019 208.3 0.350
2020 224.0 0.358
2021 239.4 0.358
2022 255.0 0.352
2023 271.4 0.341
2024 289.4 0.320
2025 311.2 0.279
2026 345.8 0.198
2027 80.2 0.129
2028 148.5 0.232
2029 175.9 0.302
2030 195.0 0.337


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds22018%2B1628a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 22018+1628 YSC 165 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
MnA2019 C j Mann, A.W., Dupuy, T., Kraus, A.L., Gaidos, E., Ansdell, M., Ireland, M., Rizzuto, 2019ApJ...871...63M
MnA2019 +orb A.C., Hung, C..-L., Dittmann, J., Factor, S., Feiden, G., Martinez, R.A.,
MnA2019 Ruiz-Rodriguez, D. & Chia Thao, P.
MnA2019 ApJ 871, 63, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 YSC Yale-Southern Connecticut (from additional DD list - see HOR)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22018+1628 YSC 165 2008 1 232 0.4 11.30 11.60 M2 D 220148.81+162801.5
22018+1628 YSC 165 2011 3 284 0.3 11.30 11.60 M2 220149.05+162802.7
22018+1628 YSC 165 2018 4 25 0.3 11.30 11.60 M2 220149.05+162802.7
22018+1628 YSC 165 2019 6 36 0.4 11.30 11.60 M2 220149.05+162802.7
22018+1628 YSC 165 2021 10 250 0.4 11.30 11.60 M2 220149.05+162802.7

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

 
 
WDS 22018+1628 YSC 165 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22018+1628 YSC 165 : MEASURES
 
 
No records found.

 
 
WDS 22018+1628 : VIRTUAL EYEPIECE
 
 

22018+1628 YSC 165A mag 11.3 Sp M2 22018+1628 YSC 165B sep 0.3 P.A. 249.40 mag 11.6 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 22018+1628 : ALADIN DSS IMAGE @ 22h 01m 49.05s +16° 28' 02.7"
 
 
 
 
WDS 22018+1628 YSC 165 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22018+1628 YSC 165 distance=1' 22010+1626 BPM2418 distance=13' 22029+1647 GWP3116 distance=25' 22018+1654 LDS1055 distance=27' 22046+1615 TDT3327 distance=43' 22029+1547 HDS3129 distance=45' 22045+1551 BU 696CE distance=53' 22045+1551 BU 696AB distance=54' 22045+1551 BU 696AC distance=54' 22045+1551 BU 696AE distance=54' 21577+1629 BPM2416 distance=60' 22061+1623 BPM2426 distance=62' 21594+1719 COU 433 distance=62' 22043+1720 BPM2424 distance=63' 21571+1619 UC 4609 distance=69' 22022+1520 STE 16 distance=69' 21598+1731 LDS1486 distance=69' 21581+1541 BPM2417 distance=72' 21567+1607 STT 455 distance=77' 22029+1511 BPM2422 distance=79' 21563+1604 BPM2414 distance=84' 21583+1521 CVR 926 distance=85' 21564+1712 LDS1483 distance=90' 22082+1645 BPM2430 distance=94' 22080+1709 CVR 931 distance=98' 21559+1536 BAT 1AB distance=100' 21559+1536 BU 1508AC distance=100' 21544+1621 HEI 82 distance=107' 21579+1759 GWP3109 distance=107' 21545+1644 HEI 191 distance=108' 21545+1615 J 1897 distance=109' 22084+1721 CVR 932 distance=109' 22068+1505 HJ 1726 distance=111' 22073+1509 HJ 1727 distance=112' 22064+1759 GWP3123 distance=113' 22089+1539 BPM2431 distance=114' 22084+1522 GWP3127 distance=116' 21540+1553 HJ 288 distance=118' 21557+1752 BPM2413 distance=121' 22069+1807 BPM2429 distance=124' 21535+1551 LDS4921 distance=126' 22094+1730 BPM2432 distance=126' 22068+1444 BPM2427 distance=127' 21527+1650 BPM2410 distance=133' 21526+1609 J 1725 distance=134' 22111+1624 BPM2434 distance=134' 21536+1735 J 288 distance=136' 21598+1843 UC 4623 distance=139' 22109+1545 J 1793 distance=139' 22110+1543 J 1794 distance=140' 21531+1731 J 3150AB distance=141' 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 22018+1628 YSC 165 250 0.4 1
Show 22010+1626 BPM2418 249 84.6 13
Show 22029+1647 GWP3116 29 3.7 25
Show 22018+1654 LDS1055 298 46.3 27
Show 22046+1615 TDT3327 204 0.5 43
Show 22029+1547 HDS3129 98 0.1 45
Show 22045+1551 BU 696 CE 33 84.3 53
Show 22045+1551 BU 696 AB 174 0.2 54
Show 22045+1551 BU 696 AC 322 63.9 54
Show 22045+1551 BU 696 AE 3 120.3 54
Show 21577+1629 BPM2416 307 75.9 60
Show 22061+1623 BPM2426 123 109.7 62
Show 21594+1719 COU 433 118 0.6 62
Show 22043+1720 BPM2424 91 104.9 63
Show 21571+1619 UC 4609 122 24.7 69
Show 22022+1520 STE 16 287 17.0 69
Show 21598+1731 LDS1486 112 10.1 69
Show 21581+1541 BPM2417 105 99.5 72
Show 21567+1607 STT 455 271 10.0 77
Show 22029+1511 BPM2422 124 92.3 79
Show 21563+1604 BPM2414 172 83.9 84
Show 21583+1521 CVR 926 113 9.8 85
Show 21564+1712 LDS1483 292 68.7 90
Show 22082+1645 BPM2430 9 100.2 94
Show 22080+1709 CVR 931 165 15.1 98
Show 21559+1536 BAT 1 AB 152 1.1 100
Show 21559+1536 BU 1508 AC 306 42.4 100
Show 21544+1621 HEI 82 73 1.6 107
Show 21579+1759 GWP3109 338 7.2 107
Show 21545+1644 HEI 191 24 6.0 108
Show 21545+1615 J 1897 20 8.6 109
Show 22084+1721 CVR 932 225 10.5 109
Show 22068+1505 HJ 1726 24 18.8 111
Show 22073+1509 HJ 1727 40 29.3 112
Show 22064+1759 GWP3123 197 11.2 113
Show 22089+1539 BPM2431 287 89.3 114
Show 22084+1522 GWP3127 76 10.8 116
Show 21540+1553 HJ 288 234 14.0 118
Show 21557+1752 BPM2413 343 97.0 121
Show 22069+1807 BPM2429 99 103.5 124
Show 21535+1551 LDS4921 138 51.2 126
Show 22094+1730 BPM2432 217 75.0 126
Show 22068+1444 BPM2427 213 86.5 127
Show 21527+1650 BPM2410 239 60.8 133
Show 21526+1609 J 1725 52 8.5 134
Show 22111+1624 BPM2434 237 70.0 134
Show 21536+1735 J 288 309 6.7 136
Show 21598+1843 UC 4623 183 42.9 139
Show 22109+1545 J 1793 85 4.4 139
Show 22110+1543 J 1794 229 5.2 140
Show 21531+1731 J 3150 AB 335 4.6 141

 
 
WDS 22018+1628 : COMPONENTS
 
 
  A
B pa=249.4°
sep=0.34"
 
 
22018+1628 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 220149.05+162802.7 Mag 11.3 Spectral class M2 (red)
PmRA 392.00 PmDE 156.0 HIP 108752 Tycho2 1680-00561-1
Tycho2
Tycho2 1680-00561-1 Pflag RAmdeg 330.45438166 DEmdeg 16.46744319
PmRA 403.5 PmDE 143.6 E RAmdeg 42 E DEmdeg 47
E pmRA 1.7 E pmDE 1.7 EpRAm 1982.98 EpDEm 1980.75
Num 5 Q RAmdeg 1.1 Q DEmdeg 1.9 Q pmRA 1.1
Q pmDE 1.8 BTmag 13.119 E BTmag 0.319 VTmag 10.906
E VTmag 0.067 Prox 999 TYC HIP 108752
CCDM RAdeg 330.45340333 DEdeg 16.46710806 EpRA 1990 1.62
EpDE 1990 1.73 E RAdeg 55.9 E DEdeg 59.0 Posflg
Corr -0.3
Hipparcos
Catalog H HIP 108752 Proxy RAhms 22 01 48.81
DEdms +16 28 01.5 Vmag 10.65 VarFlag R Vmag G
RAdeg 330.453 DEdeg 16.4671 AstroRef Plx 60.94
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD BD
CD CP Dm number VIred 2.05
SpType M2 R SpType Coord arcsec 2000 220148.81+162801.5
Hipparcos 2
HIP 108752 Sn 5 So 0 Nc 1
RArad 5.7674992059 DErad 0.28740472 Plx 61.79 PmRA 391.82
PmDE 156.08 E RArad 1.54 E DErad 1.72 E Plx 2.23
E pmRA 2.08 E pmDE 2.21 Hpmag 10.7087 E Hpmag 0.0043
SHp 0.027 VA 0 BV 1.498 E BV 0.048
VI 2.05
 
 
22018+1628 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 220149.03+162802.6 Mag 11.6 Calc delta mag 0.3
Calc coord yes