21069+3845 STF 2758 AF

 
 
21h 06m 53.95s +38° 44' 57.9" P.A. 240.00 sep 371.2 mag 5.35,11.30 Sp K5V
 
 
Coord 2000 21069+3845 Discov num STF2758 Comp AF Coord arcsec 2000 21 06 53.95 +38 44 57.9
Date first 1918 Date last 2016 Obs 11
Pa first 31 Pa last 240.1 P.A. Now (θ) 240.1°
Sep first 157.1 Sep last 371.228 Sep. Now (ρ) 371.228"
Mag pri 5.35 Mag sec 11.30 delta mag (ΔM) 5.95 Spectral class K5V (yellow-orange)
Pri motion ra +417 Sec motion ra +002
Pri motion dec +326 Sec motion dec -000
Notes N L P (See Notes, Linear solution, 100-year proper motion)
rPM=0.997
This double is not physical.
 
 
21069+3845 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 61 Cyg 70919 21 06 54 +38 44 58 STF 2758 AB 2022 1809 154 32.0 5.35 6.10 0.75 Y
Show 21 06 54 +38 44 58 STF 2758 AC 2016 7 219 839.8 5.35 10.23 4.88
Show 70919 21 06 54 +38 44 58 STF 2758 AD 2016 5 250 748.0 5.35 10.45 5.10
Show 70919 21 06 54 +38 44 58 STF 2758 AE 2016 13 267 340.8 5.35 9.63 4.28
Show 21 06 54 +38 44 58 STF 2758 AF 2016 11 240 371.2 5.35 11.30 5.95 <===
Show 21 06 54 +38 44 58 STF 2758 AG 2016 14 236 260.4 5.35 11.30 5.95
Show 21 06 54 +38 44 58 STF 2758 AH 2021 34 263 134.0 5.35 9.97 4.62
Show 21 06 54 +38 44 58 SMR 1 AI 2021 16 236 49.3 5.35 10.74 5.39
Show 21 06 54 +38 44 58 HZE 4 AJ 2015 4 241 17.5 5.35
Show 21 06 54 +38 44 58 HZE 4 AK 2006 1 83 7.8 5.35
Show 21 06 54 +38 44 58 SMR 40 AO 2021 12 275 176.6 5.35 12.65 7.30
Show 21 06 54 +38 44 58 SMR 40 AP 2021 11 284 166.5 5.35 12.84 7.49
Show 21 06 54 +38 44 58 SMR 40 AQ 2021 7 295 76.1 5.35 13.19 7.84
Show 21 06 55 +38 44 32 STF 2758 BC 2016 7 221 827.6 6.10 10.03 3.93
Show 21 06 55 +38 44 32 HZE 4 BL 2006 1 145 9.9 6.10
Show 21 06 55 +38 44 32 FYM 106 BM 2016 4 238 100.7 6.10 14.30 8.20
Show 21 06 55 +38 44 32 FYM 106 BN 2016 4 152 48.3 6.05 14.40 8.35
Show 21 06 55 +38 44 32 TNN 15 BR 2005 1 77 11.5 6.10
18-fold system
18 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1872047227813442688
 
 
WDS 21069+3845 STF 2758 AF : NOTES
 
 
discov_num notes refcode
STF2758 61 Cyg. According to R.G. Aitken, this was discovered in 1753 by A__1935f
Bradley. Premature orbits have been computed for AB. This is an Bdy1832A
example of a binary known by its common parallax and proper motion
rather than the orbital motion, which has completed approximately
one-sixth of an orbit in the past 200 years. The extremely large
proper motion of this pair has led to some confusion in identification
of others stars measured relative to the primary. Precise epoch-2000
coordinates and UCAC2 catalog cross-identifications are listed below:
A = UCAC2 50084730 = 2106539+384457 pm = +5328 +3258
B = UCAC2 50084732 = 2106552+384431 pm = +5267 +3143
C = UCAC2 45407969 = 2106142+383502 +007+006
D = UCAC2 45407870 = 2105597+384133 +002-006
E = UCAC2 45408060 = 2106306+384532 +012-007
F = UCAC2 45408067 = 2106322+384246 +019-002
G = UCAC2 45408111 = 2106413+384325 +000-002
H = UCAC2 45408157 = 2106502+384551 -004-006
The Aa pair was renamed AF. The G and H components were both initially
believed to be the C component. B is BD+38@4344.
AB: Statistically the same parallax within the errors would indicate
the components are physical.
AB: H 4 18. MEv2010
An estimated mass has been used by Josties (1981) to compute the Jti1981
otherwise nearly indeterminate orbit; thus the orbit should not be
used to compute the mass. The RV difference from which the ascending
node is inferred is quite small. Various small variations, formerly
suspected in the period range of about 5-10 years, are absent in the
strong photographic coverage of the last decades.
See Baize & Petit (1989) catalog of doubles with variable component. Baz1989d
Resulting component masses are 0.74 +/- 0.13 and 0.46 +/- 0.07 Msun. PkO2006b
HIP 104214. See Allen et al. (2000) for information on metallicity, AlC2000
age, galactic orbital parameters, etc.
CHARA Array Limb-darkened diameter of A,B: CIA2008e
1.775 +/- 0.013, 1.581 +/- 0.022 mas.
R = 0.665 +/- 0.005, 0.595 +/- 0.008 \rsun,
L = 0.153 +/- 0.010, 0.085 +/- 0.007 \lsun,
Teff = 4400 +/- 100, 4040 +/- 80 K.
AB: NLTT 50559/50560 Chm2004
BC: Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
Inclination of orbit flipped by 180 deg in accordance with available Pko2017b
data by cataloger.
Analysis of long term photometric variability of both components PkO2019a
reliable photometric variability with periods of about 15 years and
variation of 0.05(0.02) magnitudes for both components as well as a
9 year variation for B.
HZE 4 Heinze et al. (2010) determine that the J, K, and L components are all
background objects. Hze2010
STF2758 AC, AE, AF, AG, AH: Rectilinear solutions by Mason & Hartkopf (2016). Msn2016a
SMR 1 AI: Rectilinear solution by Mason & Hartkopf (2016). Msn2016a
SMR 40 AO, AP: Rectilinear solutions by Mason & Hartkopf (2016). Msn2016a
STF2758 BC: Rectilinear solution by Mason & Hartkopf (2016). Msn2016a
FYM 106 BN: Rectilinear solution by Mason & Hartkopf (2016). Msn2016a
 
 
REFERENCES
 
 
refcode metd author reference
A__1935f - Aitken, R.G. 1935QB821.A3.......
A__1935f The Binary Stars, 1935
AlC2000 Po - Allen, C., Poveda, A., & Herrera, M 2000A&A...356..529A
AlC2000 A&A 356, 529, 2000
Baz1989d - Baize, P. & Petit, M. 1989A&AS...77..497B
Baz1989d A&AS 77, 497, 1989
Bdy1832A Ma - Bradley, J. 1833MmRAS...5...13H
Bdy1832A Memoirs, Oxford, 1832
Bdy1832A (as cited by Herschel, MemRAS 5, 13, 1833)
Chm2004 E - Chaname, J. & Gould, A. 2004ApJ...601..289C
Chm2004 ApJ 601, 289, 2004
Chm2004 (Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004 versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004 identical to discovery observations - predominantly close pairs - were assumed
Chm2004 not new observations, so not included in WDS. Similar concerns when primary and
Chm2004 secondary magnitudes or proper motions were the same.)
CIA2008e not j Kervella, P., Merand, A., Pichon, B., Thevenin, F., Heiter, U., Bigot, L., 2008A&A...488..667K
CIA2008e ten Brummelaar, T.A., McAlister, H.A., Ridgway, S.T., Turner, N., Sturmann, J., .
CIA2008e Sturmann, L., Goldfinger, P.J. & Farrington, C. .
CIA2008e A&A 488, 667, 2008 .
Hze2010 A j Heinze, A.N., Hinz, P.M., Sivanandam, S., Kenworthy, M., Meyer, M., & Miller, D. 2010ApJ...714.1551H
Hze2010 ApJ 714, 1551, 2010
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
Msn2016a lin - Mason, B.D. & Hartkopf, W.I. 2016IAUDS.189....1M
Msn2016a Inf. Circ. 189, 1, 2016
PkO2006b orb - Gorshanov, D.L., Shakht, N.A. & Kisselev, A.A. 2006SvA....49..386K
PkO2006b SvA 49, 386, 2006
PkO2017b Po - Shakht, N.A., Gorshanov, D.L. & Vasilkova, O.O. 2017Ap.....60..507S
PkO2017b +orb Astrophysics 60, 507, 2017
PkO2017b Note: Published J2000 PA precessed to epoch of observation for consistency.
 
 
DISCOVERER
 
 
idgroup discov author
1 FYM Fay, M.
28 SMR Schlimmer, J.
83 STF Struve, F.G.W.
116 TNN Tanner, A.M., Gelino, C.R., & Law, N.M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21069+3845 STF2758 AF 1921 2 30 140.6 5.20 11.32 K5V N P 210653.94+384457.8
21069+3845 STF2758 AF 2008 4 242 329.1 5.20 11.32 K5V N DP 210653.94+384457.8
21069+3845 STF2758 AF 2009 5 241 333.8 5.20 11.32 K5V N DP 210653.94+384457.8
21069+3845 STF2758 AF 2011 6 241 346.4 5.20 11.32 K5V N DP 210653.94+384457.8
21069+3845 STF2758 AF 2013 8 240 357.0 5.35 11.30 K5V N P 210653.95+384457.9
21069+3845 STF2758 AF 2014 9 240 360.7 5.35 11.30 K5V N P 210653.95+384457.9
21069+3845 STF2758 AF 2016 10 240 371.2 5.35 11.30 K5V NL P 210653.95+384457.9

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

 
 
WDS 21069+3845 STF 2758 AF : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21069+3845 STF 2758 AF : MEASURES
 
 
No records found.

 
 
WDS 21069+3845 : VIRTUAL EYEPIECE
 
 

21069+3845 STF2758A mag 5.35 Sp K5V 21069+3845 STF2758B sep 29.5 P.A. 153.10 mag 6.1 Sp K7V 21069+3845 STF2758C sep 771.3 P.A. 212.60 mag 10.23 21069+3845 STF2758D sep 605.6 P.A. 244.70 mag 10.45 21069+3845 STF2758E sep 266.1 P.A. 265.80 mag 9.63 21069+3845 STF2758F sep 311.9 P.A. 233.60 mag 11.3 21069+3845 STF2758G sep 222.7 P.A. 229.00 mag 11.3 21069+3845 STF2758H sep 105.0 P.A. 261.10 mag 9.97 21069+3845 SMR   1I sep 42.2 P.A. 228.80 mag 10.74 21069+3845 HZE   4J sep 14.7 P.A. 234.30 21069+3845 HZE   4K sep 6.1 P.A. 81.30 21069+3845 HZE   4L sep 38.7 P.A. 152.80 21069+3845 FYM 106M sep 96.1 P.A. 213.50 mag 14.3 21069+3845 FYM 106N sep 75.7 P.A. 155.90 mag 14.4 21069+3845 SMR  40O sep 138.1 P.A. 276.90 mag 12.65 21069+3845 SMR  40P sep 132.1 P.A. 287.10 mag 12.84 21069+3845 SMR  40Q sep 62.7 P.A. 301.20 mag 13.19 21069+3845 TNN  15R sep 32.5 P.A. 137.10 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 21069+3845 : ALADIN DSS IMAGE @ 21h 06m 53.95s +38° 44' 57.9"
 
 
 
 
WDS 21069+3845 STF 2758 AF : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


21069+3845  STF2758AF distance=0' 21069+3845  HZE   4BL distance=1' 21069+3845  TNN  15BR distance=1' 21069+3845  STF2758BC distance=1' 21069+3845  FYM 106BM distance=1' 21069+3845  FYM 106BN distance=1' 21070+3839  ES 2059 distance=6' 21072+3841  MLB1018 distance=6' 21074+3841  MLB1019 distance=7' 21071+3852  MLB 888 distance=9' 21074+3853  MLB 890 distance=11' 21068+3834  TDT2758 distance=12' 21073+3857  MLB 889 distance=14' 21075+3831  SEI1408 distance=16' 21078+3834  BRT2233 distance=16' 21071+3905  ALI 960 distance=21' 21052+3838  ALI 958 distance=22' 21091+3844  S   779 distance=27' 21083+3816  SEI1411 distance=34' 21091+3822  SEI1417 distance=35' 21047+3908  SEI1393 distance=35' 21040+3854  TDT2723 distance=35' 21097+3856  COU1967 distance=35' 21094+3905  GUR   1 distance=36' 21051+3914  ES 1987 distance=37' 21037+3842  SEI1384 distance=39' 21095+3822  GUR   2 distance=39' 21102+3844  SEI1426 distance=40' 21037+3857  TDT2720 distance=40' 21105+3851  SEI1429 distance=43' 21035+3825  SEI1381 distance=46' 21076+3757  ES 2060AB distance=46' 21076+3757  ES 2060AC distance=46' 21058+3929  A  2691AB distance=47' 21058+3929  A  2691AC distance=47' 21058+3929  A  2691CD distance=47' 21110+3859  GUR   5 distance=50' 21109+3830  ES  254 distance=50' 21108+3906  GUR   4 distance=51' 21042+3924  SEI1389 distance=51' 21083+3757  TDT2778 distance=51' 21112+3855  ES 1991 distance=52' 21113+3841  GUR   7AB distance=52' 21113+3841  GUR   7AC distance=52' 21025+3844  SEI1374 distance=52' 21111+3831  GUR   6 distance=52' 21108+3818  ALI 682 distance=54' 21114+3840  GUR   8 distance=54' 21102+3923  ALI 963 distance=55' 21108+3814  TDT2806 distance=56' 21054+3937  CRB 137 distance=56' 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 21069+3845 STF2758 AB 154 32.0
Show 21069+3845 STF2758 AD 250 748.0
Show 21069+3845 STF2758 AE 267 340.8
Show 21069+3845 STF2758 AF 240 371.2
Show 21069+3845 STF2758 AG 236 260.4
Show 21069+3845 STF2758 AH 263 134.0
Show 21069+3845 SMR 1 AI 236 49.3
Show 21069+3845 STF2758 AC 219 839.8
Show 21069+3845 HZE 4 AJ 241 17.5
Show 21069+3845 HZE 4 AK 83 7.8
Show 21069+3845 SMR 40 AO 275 176.6
Show 21069+3845 SMR 40 AP 284 166.5
Show 21069+3845 SMR 40 AQ 295 76.1
Show 21069+3845 HZE 4 BL 145 9.9 1
Show 21069+3845 TNN 15 BR 77 11.5 1
Show 21069+3845 STF2758 BC 221 827.6 1
Show 21069+3845 FYM 106 BM 238 100.7 1
Show 21069+3845 FYM 106 BN 152 48.3 1
Show 21070+3839 ES 2059 267 6.8 6
Show 21072+3841 MLB1018 252 4.4 6
Show 21074+3841 MLB1019 226 4.3 7
Show 21071+3852 MLB 888 55 4.0 9
Show 21074+3853 MLB 890 250 5.3 11
Show 21068+3834 TDT2758 236 2.0 12
Show 21073+3857 MLB 889 5 7.0 14
Show 21075+3831 SEI1408 54 9.3 16
Show 21078+3834 BRT2233 38 3.9 16
Show 21071+3905 ALI 960 110 12.9 21
Show 21052+3838 ALI 958 146 8.1 22
Show 21091+3844 S 779 9 110.5 27
Show 21083+3816 SEI1411 4 5.1 34
Show 21091+3822 SEI1417 140 31.3 35
Show 21047+3908 SEI1393 132 25.7 35
Show 21040+3854 TDT2723 122 2.6 35
Show 21097+3856 COU1967 192 0.8 35
Show 21094+3905 GUR 1 150 8.3 36
Show 21051+3914 ES 1987 354 7.0 37
Show 21037+3842 SEI1384 95 26.4 39
Show 21095+3822 GUR 2 67 4.0 39
Show 21102+3844 SEI1426 20 17.6 40
Show 21037+3857 TDT2720 214 0.5 40
Show 21105+3851 SEI1429 351 25.1 43
Show 21035+3825 SEI1381 170 16.9 46
Show 21076+3757 ES 2060 AB 249 5.7 46
Show 21076+3757 ES 2060 AC 265 18.1 46
Show 21058+3929 A 2691 AB 217 2.7 47
Show 21058+3929 A 2691 AC 313 27.4 47
Show 21058+3929 A 2691 CD 275 6.4 47
Show 21110+3859 GUR 5 2 0.2 50
Show 21109+3830 ES 254 325 2.2 50
Show 21108+3906 GUR 4 106 5.2 51

 
 
WDS 21069+3845 : COMPONENTS
 
 
  A B C D E F G H I J K L M N O P Q
B pa=153.1°
sep=29.49"
 
C pa=212.6°
sep=771.27"
pa=214.5°
sep=756.74"
 
D pa=244.7°
sep=605.56"
pa=247.5°
sep=607.15"
pa=341.2°
sep=413.52"
 
E pa=265.8°
sep=266.12"
pa=271.4°
sep=278.82"
pa=13.4°
sep=647.78"
pa=49.8°
sep=369.59"
 
F pa=233.6°
sep=311.90"
pa=239.0°
sep=308.42"
pa=19.5°
sep=492.94"
pa=76.1°
sep=305.62"
pa=175.0°
sep=166.06"
 
G pa=229.0°
sep=222.73"
pa=236.6°
sep=217.46"
pa=26.1°
sep=561.19"
pa=73.5°
sep=395.84"
pa=142.4°
sep=159.46"
pa=64.8°
sep=91.62"
 
H pa=261.1°
sep=105.01"
pa=274.9°
sep=117.50"
pa=26.2°
sep=705.99"
pa=61.4°
sep=505.60"
pa=88.8°
sep=161.70"
pa=41.1°
sep=223.98"
pa=26.4°
sep=144.80"
 
I pa=228.8°
sep=42.19"
pa=268.1°
sep=45.12"
pa=31.7°
sep=730.85"
pa=65.9°
sep=565.12"
pa=92.0°
sep=233.79"
pa=54.4°
sep=269.88"
pa=49.1°
sep=180.54"
pa=99.0°
sep=72.88"
 
J pa=234.3°
sep=14.70"
pa=305.0°
sep=30.86"
pa=32.2°
sep=757.63"
pa=65.0°
sep=591.12"
pa=87.5°
sep=253.71"
pa=53.6°
sep=297.20"
pa=48.7°
sep=208.10"
pa=85.2°
sep=92.13"
pa=45.9°
sep=27.60"
 
K pa=81.3°
sep=6.09"
pa=345.0°
sep=28.19"
pa=33.0°
sep=775.31"
pa=64.9°
sep=611.40"
pa=85.7°
sep=272.19"
pa=54.1°
sep=317.31"
pa=49.9°
sep=227.91"
pa=81.1°
sep=111.10"
pa=52.8°
sep=47.45"
pa=62.1°
sep=20.32"
 
L pa=152.8°
sep=38.69"
pa=151.7°
sep=9.21"
pa=35.2°
sep=752.58"
pa=68.4°
sep=608.16"
pa=93.0°
sep=283.50"
pa=60.7°
sep=308.13"
pa=59.0°
sep=216.84"
pa=98.5°
sep=122.77"
pa=97.6°
sep=49.90"
pa=131.1°
sep=39.30"
pa=161.7°
sep=37.21"
 
M pa=213.5°
sep=96.10"
pa=231.0°
sep=85.48"
pa=32.5°
sep=675.18"
pa=70.2°
sep=525.81"
pa=105.9°
sep=220.81"
pa=62.1°
sep=224.11"
pa=60.2°
sep=132.66"
pa=141.5°
sep=81.47"
pa=202.1°
sep=56.52"
pa=209.9°
sep=82.52"
pa=216.1°
sep=100.30"
pa=237.1°
sep=84.25"
 
N pa=155.9°
sep=75.65"
pa=157.7°
sep=46.22"
pa=37.6°
sep=732.48"
pa=71.9°
sep=608.81"
pa=99.5°
sep=300.38"
pa=67.6°
sep=304.89"
pa=68.9°
sep=213.44"
pa=111.4°
sep=144.56"
pa=123.4°
sep=75.01"
pa=144.7°
sep=74.09"
pa=160.5°
sep=74.26"
pa=159.2°
sep=37.07"
pa=82.5°
sep=84.66"
 
O pa=276.9°
sep=138.12"
pa=285.9°
sep=156.47"
pa=22.7°
sep=722.17"
pa=56.2°
sep=494.05"
pa=74.2°
sep=133.28"
pa=29.5°
sep=231.61"
pa=10.8°
sep=165.55"
pa=314.6°
sep=46.92"
pa=292.8°
sep=114.34"
pa=281.4°
sep=127.71"
pa=276.3°
sep=144.00"
pa=288.2°
sep=163.02"
pa=319.0°
sep=128.17"
pa=297.0°
sep=188.58"
 
P pa=287.1°
sep=132.09"
pa=295.0°
sep=154.04"
pa=22.8°
sep=746.89"
pa=54.8°
sep=515.60"
pa=67.2°
sep=150.92"
pa=29.1°
sep=256.33"
pa=12.8°
sep=189.55"
pa=337.8°
sep=59.61"
pa=305.2°
sep=115.63"
pa=292.5°
sep=123.77"
pa=286.0°
sep=137.60"
pa=297.0°
sep=161.52"
pa=328.4°
sep=139.70"
pa=304.5°
sep=190.61"
pa=26.1°
sep=24.76"
 
Q pa=301.2°
sep=62.72"
pa=311.3°
sep=89.13"
pa=28.0°
sep=772.29"
pa=59.5°
sep=573.25"
pa=76.2°
sep=218.06"
pa=42.2°
sep=293.77"
pa=32.7°
sep=212.09"
pa=45.7°
sep=69.96"
pa=340.1°
sep=64.13"
pa=314.6°
sep=58.55"
pa=297.9°
sep=67.50"
pa=313.2°
sep=97.81"
pa=359.7°
sep=112.63"
pa=320.2°
sep=132.12"
pa=79.2°
sep=84.98"
pa=95.0°
sep=72.88"
 
R pa=137.1°
sep=32.47"
pa=74.0°
sep=9.11"
pa=35.0°
sep=763.80"
pa=67.6°
sep=616.21"
pa=90.8°
sep=287.53"
pa=59.5°
sep=317.24"
pa=57.3°
sep=226.18"
pa=93.4°
sep=126.05"
pa=85.8°
sep=54.01"
pa=114.1°
sep=37.27"
pa=147.0°
sep=29.48"
pa=22.5°
sep=11.49"
pa=53.2°
sep=93.94"
pa=349.1°
sep=46.12"
pa=104.2°
sep=164.27"
pa=112.9°
sep=161.03"
pa=126.6°
sep=94.36"
 
 
21069+3845 A
 
 
Name 61 Cyg Coord arcsec 2000 210653.95+384457.9 Mag 5.35 Spectral class K5V (yellow-orange)
PmRA 417.00 PmDE 326.0
 
 
21069+3845 B
 
 
Coord arcsec 2000 210655.09+384431.6 Coord calc 210655.09+384431.6 Mag 6.1 Spectral class K7V (yellow-orange)
PmRA 411.00 PmDE 314.0 HIP 104217 Tycho2 3168-02798-1
HD 201092 HR 8086 BD BD+38 4344 Flamsteed 61 Cygni
Flamsteed name 61 Cyg Calc delta mag 0.75
Tycho2
Tycho2 3168-02798-1 Pflag RAmdeg 316.73028966 DEmdeg 38.74202151
PmRA 4117.1 PmDE 3128.0 E RAmdeg 4 E DEmdeg 4
E pmRA 2.0 E pmDE 2.0 EpRAm 1991.60 EpDEm 1991.70
Num 4 Q RAmdeg 1.5 Q DEmdeg 2.0 Q pmRA 1.5
Q pmDE 2.0 BTmag 7.636 E BTmag 0.015 VTmag 6.097
E VTmag 0.009 Prox 306 TYC T HIP 104217
CCDM RAdeg 316.71804806 DEdeg 38.73485306 EpRA 1990 1.65
EpDE 1990 1.75 E RAdeg 3.7 E DEdeg 3.7 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 104217 Proxy RAhms 21 06 52.19
DEdms +38 44 03.9 Vmag 6.05 VarFlag 2 R Vmag G
RAdeg 316.717 DEdeg 38.7344 AstroRef Plx 285.42
CCDM 21069+3844 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 201092 BD BD+38 4344
CD CP Dm number +38 4344 VIred 1.56
SpType K7V R SpType Coord arcsec 2000 210652.19+384403.9
Hipparcos 2
HIP 104217 Sn 5 So 0 Nc 1
RArad 5.5277626237 DErad 0.6760430551 Plx 285.88 PmRA 4106.9
PmDE 3144.68 E RArad 0.31 E DErad 0.39 E Plx 0.54
E pmRA 0.32 E pmDE 0.44 Hpmag 6.1467 E Hpmag 0.001
SHp 0.013 VA 2 BV 1.309 E BV 0.012
VI 1.27
 
 
21069+3845 C
 
 
Coord arcsec 2000 210618.49+383408.0 Mag 10.23 PmRA 1.00 PmDE 1.0
Calc delta mag 4.88 Calc coord yes
 
 
21069+3845 D
 
 
Coord arcsec 2000 210607.15+384039.6 Mag 10.45 PmRA 0.00 PmDE -1.0
Calc delta mag 5.1 Calc coord yes
 
 
21069+3845 E
 
 
Coord arcsec 2000 210631.26+384438.3 Mag 9.63 PmRA 1.00 PmDE -1.0
Calc delta mag 4.28 Calc coord yes
 
 
21069+3845 F
 
 
Coord arcsec 2000 210632.50+384152.8 Mag 11.3 PmRA 2.00 PmDE 0.0
Calc delta mag 5.95 Calc coord yes
 
 
21069+3845 G
 
 
Coord arcsec 2000 210639.57+384231.9 Mag 11.3 PmRA 0.00 PmDE 0.0
Calc delta mag 5.95 Calc coord yes
 
 
21069+3845 H
 
 
Coord arcsec 2000 210645.08+384441.6 Mag 9.97 PmRA 0.00 PmDE -1.0
Calc delta mag 4.62 Calc coord yes
 
 
21069+3845 I
 
 
Coord arcsec 2000 210651.24+384430.1 Mag 10.74 PmRA -1.00 PmDE -2.0
Calc delta mag 5.39 Calc coord yes
 
 
21069+3845 J
 
 
Coord arcsec 2000 210652.93+384449.3 Calc delta mag 5.35 Calc coord yes
 
 
21069+3845 K
 
 
Coord arcsec 2000 210654.47+384458.8 Calc delta mag 5.35 Calc coord yes
 
 
21069+3845 L
 
 
Coord arcsec 2000 210655.46+384423.5 Calc delta mag 5.35 Calc coord yes
 
 
21069+3845 M
 
 
Coord arcsec 2000 210649.41+384337.8 Mag 14.3 PmRA -2.00 PmDE -1.0
Calc delta mag 8.95 Calc coord yes
 
 
21069+3845 N
 
 
Coord arcsec 2000 210656.59+384348.8 Mag 14.4 PmRA -1.00 PmDE 0.0
Calc delta mag 9.05 Calc coord yes
 
 
21069+3845 O
 
 
Coord arcsec 2000 210642.23+384514.5 Mag 12.65 PmRA 0.00 PmDE 0.0
Calc delta mag 7.3 Calc coord yes
 
 
21069+3845 P
 
 
Coord arcsec 2000 210643.16+384536.8 Mag 12.84 PmRA 0.00 PmDE -2.0
Calc delta mag 7.49 Calc coord yes
 
 
21069+3845 Q
 
 
Coord arcsec 2000 210649.37+384530.4 Mag 13.19 PmRA 0.00 PmDE 0.0
Calc delta mag 7.84 Calc coord yes
 
 
21069+3845 R
 
 
Coord arcsec 2000 210655.84+384434.1 Calc delta mag 5.35 Calc coord yes