12258-2818 KPP 2504

Coord 2000	12258-2818		Discov num	KPP2504		Comp			Coord arcsec 2000	12 25 50.61 -28 17 48.0
Date first	1977		Date last	2016		Obs	10
Pa first	220		Pa last	219.8		P.A. Now (θ)	219.8°
Sep first	22.4		Sep last	22.468		Sep. Now (ρ)	22.468"
Mag pri	13.55		Mag sec	13.77		delta mag (ΔM)	0.22		Spectral class
Pri motion ra	-035		Sec motion ra	-034
Pri motion dec	-002		Sec motion dec	-002
Notes	V (Proper motion indicates physical)

rPM=0.029 (< 0.3, Physical double) This double is physical.

Constellation

Hydra

Gaia DR2

3474787254391689728

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
12258-2818	KPP2504		2015	8	220	22.5	13.55	13.77		V	122550.61-281748.0
12258-2818	KPP2504		2016	10	220	22.5	13.55	13.77		V	122550.61-281748.0

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

No records found.


No records found.

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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
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Show name coord_2000 discov# comp pa sep dist(') Show 12258-2818 KPP2504 220 22.5 1 Show 12257-2825 STN 23 AB 298 34.4 8 Show 12257-2825 SKF1918 AC 278 8.9 8 Show 12248-2827 BRT2993 46 4.1 17 Show 12239-2812 SKF1120 271 16.3 27 Show 12274-2843 B 228 130 0.3 33 Show 12267-2850 FOX 174 311 13.9 34 Show 12259-2740 BUG 2 250 0.3 39 Show 12269-2904 RSS 287 42 7.6 49 Show 12271-2726 J 1603 59 8.8 55 Show 12205-2829 TDS8339 93 0.6 71 Show 12292-2920 RST1670 296 0.5 76 Show 12312-2751 B 2295 2 8.1 77 Show 12298-2919 RST5367 295 0.8 81 Show 12288-2706 B 229 278 1.0 82 Show 12216-2716 B 227 335 0.2 83 Show 12311-2906 LDS5754 119 114.2 85 Show 12211-2916 B 226 223 6.2 86 Show 12199-2852 TDS8333 111 0.6 86 Show 12203-2909 RST1661 49 0.7 89 Show 12205-2920 UC 2320 79 18.6 95 Show 12221-2940 TDS8351 66 0.5 97 Show 12191-2726 HJ 4514 139 15.3 104 Show 12297-2647 RST1671 194 0.9 104 Show 12268-2630 UC 2340 297 10.4 109 Show 12177-2836 KPP2151 264 17.6 110 Show 12267-3005 LDS5752 359 150.7 110 Show 12347-2812 RST1678 195 3.0 117 Show 12342-2738 KPP2724 42 5.6 119 Show 12174-2731 UC 2308 83 67.4 121 Show 12340-2725 UC 2359 315 23.0 122 Show 12199-2644 B 2292 338 12.7 123 Show 12330-2941 RST1677 84 3.4 126 Show 12170-2903 KPP2134 272 17.4 126 Show 12238-3020 SEE 150 99 19.0 126 Show 12168-2859 B 224 151 0.8 127 Show 12295-2618 UC 2348 72 13.7 129 Show 12208-3009 UC 2322 205 17.4 130 Show 12278-3025 BRT2994 126 5.2 130 Show 12275-3029 LDS5753 292 312.8 135 Show 12344-2700 SKF1920 251 10.7 138 Show 12335-2638 DON 536 325 0.5 143 Show 12155-2738 B 223 11 1.4 144 Show 12163-2706 HJ 4509 CD 288 8.1 146 Show 12163-2706 DAW 102 AB 356 2.3 146 Show 12163-2706 HJ 4509 AC 112 28.0 146 Show 12169-2942 LDS 400 199 6.7 147 Show 12363-2726 SKF1922 62 27.7 148 Show 12278-3044 TDS8393 342 5.5 148 Show 12213-3033 TOK 789 185 0.5 149 Show 12187-3014 TDS8316 85 0.4 150

	A
B	pa=216.3° sep=21.41"

Componente originario normalizzato	AB		Coord arcsec 2000	122550.61-281748.0		Mag	13.55		PmRA	-35.00
PmDE	-2.0

Componente originario normalizzato	AB		Coord arcsec 2000	122549.65-281805.3		Mag	13.77		PmRA	-34.00
PmDE	-2.0		Calc delta mag	0.22		Calc coord	yes