21128+1223 KPP 4228

Coord 2000	21128+1223		Discov num	KPP4228		Comp			Coord arcsec 2000	21 12 48.20 +12 22 54.3
Date first	2012		Date last	2016		Obs	3
Pa first	147		Pa last	148.5		P.A. Now (θ)	148.5°
Sep first	2.4		Sep last	2.283		Sep. Now (ρ)	2.283"
Mag pri	13.10		Mag sec	13.00		delta mag (ΔM)	0.1		Spectral class
Pri motion ra	-027		Sec motion ra	-023
Pri motion dec	-047		Sec motion dec	-044
Notes	T (Parallax indicates physical)

rPM=0.092 (< 0.3, Physical double) This double is physical.

Constellation

Pegasus

No records found.

refcode	metd	author	reference
Kpp2015	C j	Knapp, W.	2015JDSO...11..384K
Kpp2015		JDSO 11, 384, 2015
Kpp2015b	C j	Knapp, W.	2015JDSO...11..125K
Kpp2015b		JDSO 11, 125, 2015
Kpp2015c	C j	Knapp, W. & Thuemen, C.	2015JDSO...11..125K
Kpp2015c		JDSO 11, 139, 2015
Kpp2015d	C -	Knapp, W., Nanson, J. & Thuemen, C.	2015JDSO...11..154K
Kpp2015d		JDSO 11, 154, 2015
Kpp2015e	C j	Knapp, W., Nanson, J. & Smith, S.C.	2015JDSO...11..390K
Kpp2015e		JDSO 11, 390, 2015
Kpp2015f	C j	Knapp, W., Thurmen, C. & Gould, R.	2015JDSO...11..418K
Kpp2015f		JDSO 11, 418, 2015
Kpp2016a	C j	Knapp, W.R.A., Nanson, J. & Thueman, C.	2016JDSO...12..107K
Kpp2016a		JDSO 12, 107, 2016
Kpp2016b	C j	Knapp, W.R.A., Nanson, J. & Smitch, S.C.	2016JDSO...12..111K
Kpp2016b		JDSO 12, 111, 2016
Kpp2016c	C j	Knapp, W.R.A. & Nanson, J.	2016JDSO...12..128K
Kpp2016c		JDSO 12, 128, 2016
Kpp2016d	C j	Knapp, W.R.A. & Nanson, J.	2016JDSO...12..168K
Kpp2016d		JDSO 12, 168, 2016
Kpp2016e	C j	Knapp, W.R.A.	2016JDSO...12..180K
Kpp2016e		JDSO 12, 180, 2016
Kpp2016f	C j	Knapp, W.R.A. & Thueman, C.	2016JDSO...12..184K
Kpp2016f		JDSO 12, 184, 2016
Kpp2016g	C j	Knapp, W.R.A.	2016JDSO...12..327K
Kpp2016g		JDSO 12, 327, 2016
Kpp2016h	C j	Knapp, W.R.A. & Thueman, C.	2016JDSO...12..347K
Kpp2016h		JDSO 12, 347, 2016
Kpp2016i	C j	Knapp, W.R.A.	2016JDSO...12..351K
Kpp2016i		JDSO 12, 351, 2016
Kpp2016j	C j	Knapp, W.R.A. & Nanson, J.	2016JDSO...12..361K
Kpp2016j		JDSO 12, 361, 2016
Kpp2016k	C j	Knapp, W.R.A.	2016JDSO...12..420K
Kpp2016k		JDSO 12, 420, 2016
Kpp2016l	C j	Knapp, W.R.A. & Gould, R.	2016JDSO...12..427K
Kpp2016l	+V	JDSO 12, 427, 2016
Kpp2016m	C j	Knapp, W.R.A. & Nanson, J.	2016JDSO...12..474K
Kpp2016m		JDSO 12, 474, 2016
Kpp2016n	C j	Knapp, W.R.A.	.
Kpp2016n		private comm.
Kpp2016o	C j	Knapp, W.R.A.	2016JDSO...12..507K
Kpp2016o		JDSO 12, 507, 2016
Kpp2016p	C j	Knapp, W.R.A. & Nanson, J.	2016JDSO...12..519K
Kpp2016p		JDSO 12, 519, 2016
Kpp2016q	C j	Knapp, W.R.A. & McPhee, M.	2016JDSO...12..541K
Kpp2016q		JDSO 12, 541, 2016
Kpp2016r	C j	Knapp, W.R.A.	2016JDSO...12..589K
Kpp2016r		JDSO 12, 589, 2016
Kpp2017a	C -	Knapp, W.R.A.	2017JDSO...13...10K
Kpp2017a		JDSO 13, 10, 2017
Kpp2017b	C j	Knapp, W.R.A. & Thueman, C.	2017JDSO...13...25K
Kpp2017b		JDSO 13, 25, 2017
Kpp2017c	-	Knapp, W.R.A. & Nanson, J.	2017JDSO...13...31K
Kpp2017c		JDSO 13, 31, 2017
Kpp2017d	C j	Knapp, W.R.A. & Nanson, J.	2017JDSO...13...75K
Kpp2017d		JDSO 13, 75, 2017
Kpp2017e	Es j	Knapp, W.R.A.	2017JDSO...13...87K
Kpp2017e		JDSO 13, 87, 2017
Kpp2017f	C j	Knapp, W.R.A.	2017JDSO...13..133K
Kpp2017f	+V	JDSO 13, 133, 2017
Kpp2017g	C j	Knapp, W.R.A. & Nanson, J.	2017JDSO...13..140K
Kpp2017g	+Pp	JDSO 13, 140, 2017
Kpp2017g	+E+
Kpp2017g	+Hw
Kpp2017h	C j	Knapp, W.R.A. & Nanson, J.	2017JDSO...13..174K
Kpp2017h		JDSO 13, 174, 2017
Kpp2017i	C j	Knapp, W.R.A.	2017JDSO...13..257K
Kpp2017i	+E+	JDSO 13, 257, 2017
Kpp2017i	+Hg
Kpp2017j	C j	Knapp, W.R.A.	...................
Kpp2017j	+Hg	Webb Soc., Double Star Circ. 25, 21, 2017
Kpp2017k	C j	Knapp, W.R.A.	2017JDSO...13..363K
Kpp2017k	+E+	JDSO 13, 363, 2017
Kpp2017k	+Hg
Kpp2017l	C j	Knapp, W.R.A.	2017JDSO...13..419K
Kpp2017l	+Er	JDSO 13, 419, 2017
Kpp2017l	+Hg
Kpp2017m	C j	Knapp, W.R.A. & Nanson, J.	2017JDSO...13..447K
Kpp2017m	+Pp	JDSO 13, 447, 2017
Kpp2017m	+E+
Kpp2017m	+Hw
Kpp2017n	C j	Knapp, W.R.A.	2017JDSO...13..475K
Kpp2017n	+E+	JDSO 13, 475, 2017
Kpp2017n	+Hg
Kpp2017o	C j	Knapp, W.R.A. & Nanson, J.	2017JDSO...13..538K
Kpp2017o	+Pp	JDSO 13, 538, 2017
Kpp2017o	+E+
Kpp2017o	+Hw
Kpp2017p	C j	Knapp, W.R.A. & Nanson, J.	2017JDSO...13..553K
Kpp2017p	+Pp	JDSO 13, 553, 2017
Kpp2017p	+E+
Kpp2017p	+Hw
Kpp2017q	E+ j	Knapp, W.R.A.	2017JDSO...13..580K
Kpp2017q	+Hg	JDSO 13, 580, 2017
Kpp2017r	E+ j	Knapp, W.R.A.	2017JDSO...13..615K
Kpp2017r	+Hg	JDSO 13, 615, 2017
Kpp2018a	C j	Knapp, W.R.A. & Nanson, J.	2018JDSO...14....3K
Kpp2018a	+E+	JDSO 14, 3, 2018
Kpp2018b	E j	Knapp, W.R.A.	2018JDSO...14...43K
Kpp2018b		JDSO 14, 43, 2018
Kpp2018c	C j	Knapp, W.R.A.	2018JDSO...14...59K
Kpp2018c		JDSO 14, 59, 2018
Kpp2018d	C+ j	Knapp, W.R.A.	2018JDSO...14..147K
Kpp2018d	+E+	JDSO 14, 147, 2018
Kpp2018d	+H
Kpp2018e	C+ j	Knapp, W.R.A.	2018JDSO...14..344K
Kpp2018e	+E+	JDSO 14, 344, 2018	.
Kpp2018e	+H		.
Kpp2018f	H+ j	Knapp, W.R.A.	2018JDSO...14..357K
Kpp2018f	+E	JDSO 14, 357, 2018	.
Kpp2018g	C j	Knapp, W.R.A. & Nanson, J.	2018JDSO...14..367K
Kpp2018g	+P+	JDSO 14, 367, 2018	.
Kpp2018g	+E+		.
Kpp2018g	+H		.
Kpp2018h	H j	Knapp, W.R.A. & Bryant, III, T.V.	2018JDSO...14..389K
Kpp2018h		JDSO 14, 389, 2018	.
Kpp2018i	C+ j	Knapp, W.R.A. & Nanson, J.	2018JDSO...14..404K
Kpp2018i	+Hg	JDSO 14, 404, 2018	.
Kpp2018i		Note: Systems with CPM rating of "CCC" given "U" code in WDS.
Kpp2018j	E+ j	Knapp, W.R.A.	2018JDSO...14..415K
Kpp2018j	+Hg	JDSO 14, 404, 2018	.
Kpp2018j		Note: Systems with CPM rating of "CCCC" given "U" code in WDS.
Kpp2018k	H j	Knapp, W.R.A. & Bryant, III, T.V.	2018JDSO...14..427K
Kpp2018k		JDSO 14, 427, 2018	.
Kpp2018k		Note: Systems with CPM rating of "DDDD" given "U" code in WDS.
Kpp2018k		Note: Systems with CPM rating of "AAAA" given "V" code in WDS.
Kpp2018l	C+ j	Knapp, W.R.A. & Nanson, J.	2018JDSO...14..443K
Kpp2018l	+Hg	JDSO 14, 443, 2018	.
Kpp2018l		Note: Systems with CPM rating of "CCCC" given "U" code in WDS.
Kpp2018m	Hg j	Knapp, W.R.A. & Nanson, J.	2018JDSO...14..503K
Kpp2018m		JDSO 14, 503, 2018	.
Kpp2018n	E+ j	Knapp, W.R.A.	2018JDSO...14..546K
Kpp2018n	+Hg	JDSO 14, 546, 2018	.
Kpp2018n		Note: Systems with CPM rating of "DDDD" given "U" code in WDS.
Kpp2018n		Note: Systems with CPM rating of "AAAA" given "V" code in WDS.
Kpp2018o	E+ j	Knapp, W.R.A.	2018JDSO...14..587K
Kpp2018o	+Hg	JDSO 14, 587, 2018	.
Kpp2018o		Note: Systems with CPM rating of "DDDD" given "U" code in WDS.
Kpp2018o		Note: Systems with CPM rating of "AAAA" given "V" code in WDS.
Kpp2018p	C j	Knapp, W.R.A.	...................
Kpp2018p	+Hg	Webb Soc., Double Star Circ. 26, 49, 2018
Kpp2018q	C+ j	Knapp, W.R.A. & Nanson, J.	2018JDSO...14..609K
Kpp2018q	+Hg	JDSO 14, 609, 2018	.
Kpp2018q		Note: Systems with CPM rating of "CCCC" given "U" code in WDS.
Kpp2018q		Note: Measures by UCAC already matched and not added.
Kpp2018r	C+ j	Knapp, W.R.A. & Nanson, J.	2018JDSO...14..667K
Kpp2018r	+Hg+	JDSO 14, 667, 2018	.
Kpp2018r	+E	Note: Measures by UCAC and 2MASS not added.
Kpp2019a	Hg u	Knapp, W.R.A. & Nanson, J.	2019JDSO...15...21K
Kpp2019a		JDSO 15, 21, 2019
Kpp2019a		Note: Epoch precision of Gaia data degraded to 2015.0 and 2015.5.
Kpp2019a		Note: Eu and E2 measures not added.
Kpp2019b	Hg u	Knapp, W.R.A. & Nanson, J.	2019JDSO...15...42K
Kpp2019b		JDSO 15, 42, 2019
Kpp2019b		Note: Epoch precision of Gaia data degraded to 2015.0 and 2015.5.
Kpp2019b		Note: Eu and E2 measures not added.
Kpp2019c	Hg+ u	Knapp, W.R.A. & Nanson, J.	2019JDSO...15..130K
Kpp2019c	+C+	JDSO 15, 130, 2019
Kpp2019c	+E	Note: Epoch precision of Gaia data degraded to 2015.0 and 2015.5.
Kpp2019c		Note: Eu and E2 measures not added, if Eg already added, not added again.
Kpp2019d	Hg u	Knapp, W.R.A.	2019JDSO...15..178K
Kpp2019d		JDSO 15, 178, 2019
Kpp2019e	Hg u	Knapp, W.R.A. & Nanson, J.	2019JDSO...15..242K
Kpp2019e		JDSO 15, 242, 2019
Kpp2019e		Note: If DR2 measure already published, not added here.
Kpp2019f	Hg j	Knapp, W.R.A.	...................
Kpp2019f		Webb Soc., Double Star Circ. 27, 30, 2019
Kpp2019f		Note: Tables added thusfar: Table 1, 2, 3, 6, 7
Kpp2019g	Hg j	Knapp, W.R.A.	...................
Kpp2019g		Webb Soc., Double Star Circ. 27, 55, 2019
Kpp2019g		Note: Not added yet.
Kpp2019h	Hg j	Knapp, W.R.A.	...................
Kpp2019h		Webb Soc., Double Star Circ. 27, 73, 2019
Kpp2019i	Hg+ u	Knapp, W.R.A. & Nanson, J.	2019JDSO...15..322K
Kpp2019i	+C	JDSO 15, 322, 2019
Kpp2019j	Hg j	Knapp, W.R.A.	...................
Kpp2019j		Webb Soc., Double Star Circ. 27, 30, 2019
Kpp2019j		Note: Also pages 55 & 73. Separate file sent 2 September 2019 which includes Kpp2	019f & Kpp2019h
Kpp2019k	Hg u	Knapp, W.R.A.	2019JDSO...15..530K
Kpp2019k		JDSO 15, 530, 2019
Kpp2019l	Hg+ u	Knapp, W.R.A.	2019JDSO...15..544K
Kpp2019l	+C	JDSO 15, 544, 2019
Kpp2019m	Hg u	Knapp, W.R.A.	2019JDSO...15..559K
Kpp2019m		JDSO 15, 559, 2019
Kpp2019n	not u	Knapp, W.R.A.	...................
Kpp2019n		private communication, 2019 (31 October email)
Kpp2019o	Hg u	Knapp, W.R.A.	2019JDSO...15..327K
Kpp2019o		JDSO 15, 327, 2019
Kpp2019p	Hg u	Knapp, W.R.A.	.
Kpp2019p		private communication, 2019
Kpp2020a	C+ j	Knapp, W.R.A.	2020JDSO...16...17K
Kpp2020a	+Hg	JDSO 16, 17, 2020
Kpp2020a		DR2 measures of pairs already added to WDS not added.
Kpp2020b	C+ -	Knapp, W.R.A.	2020JDSO...16...23K
Kpp2020b	+Hg	JDSO 16, 23, 2020
Kpp2020b		DR2 measures of pairs already added to WDS not added.
Kpp2020c	Hg -	Knapp, W.R.A.	2020JDSO...16...48K
Kpp2020c		JDSO 16, 48, 2020
Kpp2020c		DR2 measures of pairs already added to WDS not added.
Kpp2020d	Hg -	Knapp, W.R.A.	2020JDSO...16...48K
Kpp2020d		JDSO 16, 48, 2020
Kpp2020d		pair already in WDS as KPP4252. No data added.
Kpp2020e	Hg j	Knapp, W.R.A.	.
Kpp2020e		Webb Soc., Double Star Circ. 28, 64, 2020
Kpp2020f	Hg+ j	Knapp, W.R.A.	2020JDSO...16..229K
Kpp2020f	+C	JDSO 16, 229, 2020
Kpp2020f	+orb
Kpp2020g	C+	Knapp, W.R.A.	2020JDSO...16..352K
Kpp2020g	+Hg	JDSO 16, 352, 2020
Kpp2021a	C j	Knapp, W.R.A.	.
Kpp2021a		Webb Soc., Double Star Circ. 29, 49, 2021
Kpp2021b	- j	Knapp, W.R.A.	2021JDSO...17..296K
Kpp2021b		JDSO 17, 296, 2021
Kpp2022a	C j	Knapp, W.R.A.	2022JDSO...18..160K
Kpp2022a	+Hg	JDSO 18, 160, 2022
Kpp2022b	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2022b		private communication, 2022 (4 June email)
Kpp2022c	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2022c		private communication, 2022 (29 August email)
Kpp2022d	C j	Knapp, W.R.A.	.
Kpp2022d		Webb Soc., Double Star Circ. 30, 16, 2022
Kpp2022e	Hg u	Knapp, W.R.A. & Gould, R.	.
Kpp2022e		private communication, 2022 (13 September email)
Kpp2022f	Hg u	Knapp, W.R.A. & Gould, R.	.
Kpp2022f		private communication, 2022 (8 October email)
Kpp2022g	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2022g		private communication, 2022 (21 October email)
Kpp2023a	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023a		private communication, 2023 (23 March email)
Kpp2023b	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023b		private communication, 2023 (25 April email)
Kpp2023c	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023c		private communication, 2023 (28 June email)
Kpp2023d	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023d		private communication, 2023 (05 July email)
Kpp2023e	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023e		private communication, 2023 (10 July email)
Kpp2023f	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023f		private communication, 2023 (14 July email)
Kpp2023g	C j	Knapp, W.R.A.	.
Kpp2023g		Webb Soc., Double Star Circ. 31, 21, 2023
Kpp2023h	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023h		private communication, 2023 (25 July email)
Kpp2023i	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023i		private communication, 2023 (28 July email)
Kpp2023j	Hg u	Knapp, W.R.A. & Nanson, J.	.
Kpp2023j		private communication, 2023 (09 August email)
Kpp2023k	C j	Knapp, W.R.A. .
Kpp2023k		Webb Soc., Double Star Circ. 31, 21, 2023
Kpp2023l	C j	Knapp, W.R.A. & Gould, R.	.
Kpp2023l		Webb Soc., Double Star Circ. 31, 38, 2023

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21128+1223	KPP4228		2015	2	149	2.3	13.10	13.00		T	211248.20+122254.3
21128+1223	KPP4228		2016	3	149	2.3	13.10	13.00		T	211248.20+122254.3

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

No records found.


No records found.

Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation.

Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

FoV: 30" 1' 5' 15' 30' 1° 2° 4° 5° 8° Limit: 2 3 4 5 10 15 20 25 30 50 100 Primaries only
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 21128+1223 KPP4228 149 2.3 Show 21116+1224 HJ 277 318 12.3 19 Show 21140+1219 BPM2348 161 95.7 19 Show 21142+1231 HEI 406 179 0.7 23 Show 21118+1205 GRV 434 169 65.4 23 Show 21116+1251 ROE 102 128 6.7 33 Show 21119+1302 GWP3041 142 22.4 42 Show 21143+1145 BPM2351 255 115.3 45 Show 21139+1140 BPM2346 245 17.4 46 Show 21140+1305 BPM2347 160 102.5 47 Show 21142+1135 BPM2350 144 29.1 53 Show 21136+1315 BPM2344 BC 80 80.5 53 Show 21116+1133 LDS4869 267 203.8 54 Show 21140+1314 J 849 156 2.4 54 Show 21136+1315 BPM2343 AB 156 105.6 54 Show 21106+1307 BPM2338 164 73.2 55 Show 21088+1205 SLE 532 162 8.3 61 Show 21101+1311 BPM2336 256 71.2 63 Show 21106+1126 BPM2337 97 68.2 66 Show 21082+1214 HJ 276 242 11.7 68 Show 21137+1115 BPM2345 10 52.4 69 Show 21087+1145 BPM2333 240 92.1 72 Show 21175+1221 HJ 279 AB 293 5.4 72 Show 21175+1221 HJ 279 AC 293 126.7 72 Show 21079+1229 BPM2331 359 64.6 72 Show 21130+1109 GWP3042 113 25.6 74 Show 21110+1113 BPM2339 123 58.7 76 Show 21164+1128 CVR 892 185 7.0 77 Show 21107+1334 HEI 186 262 0.2 78 Show 21123+1105 BPMA251 305 252.8 79 Show 21140+1106 TOB 316 BC 87 21.1 79 Show 21140+1106 AG 415 AB 23 15.9 80 Show 21074+1200 SLE 528 186 9.8 82 Show 21184+1233 BRT1352 183 5.0 82 Show 21073+1156 TOB 315 92 24.9 86 Show 21117+1350 BPM2340 81 113.8 89 Show 21071+1153 HJ 274 AB 85 9.2 89 Show 21071+1153 SLE 526 AC 262 51.0 89 Show 21088+1113 BPM2334 311 75.2 92 Show 21190+1218 BRT1354 163 3.6 92 Show 21066+1201 SLE 525 201 6.0 94 Show 21168+1337 J 578 277 7.2 95 Show 21191+1244 BPM2357 65 34.9 95 Show 21188+1144 HEI 880 205 2.0 96 Show 21063+1233 BPM2325 24 19.2 96 Show 21062+1226 SLE 522 287 12.5 97 Show 21186+1134 BU 163 AB 257 1.0 98 Show 21186+1134 BU 163 AC 252 29.7 98 Show 21186+1134 BU 163 AD 163 44.8 98 Show 21186+1134 BU 163 AE 6 87.5 98 Show 21138+1045 HJ 278 263 22.9 99

	A
B	pa=149.1° sep=2.27"

Componente originario normalizzato	AB		Coord arcsec 2000	211248.20+122254.3		Mag	13.1		PmRA	-27.00
PmDE	-47.0

Componente originario normalizzato	AB		Coord arcsec 2000	211248.28+122252.4		Mag	13		PmRA	-23.00
PmDE	-44.0		Calc delta mag	0.1		Calc coord	yes