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Table B.3

Astrometry of Kalliope’s satellite Linus.

Date UTC Tel. Cam. Filter Xo (mas) Yo (mas) Xo−c (mas) Yo−c (mas) σ (mas) Δm (mag) δm (mag)
2001-12-27 10:10:54.83 Keck NIRC2 Kp −370.8 12.6 19.2 1.8 10.0 4.1 0.1
2001-12-27 10:14:02.43 Keck NIRC2 Kp −372.5 15.7 18.0 1.6 10.0 4.1 0.1
2001-12-27 10:23:07.08 Keck NIRC2 H −379.8 12.7 12.1 −11.0 10.0 4.8 1.2
2001-12-27 10:39:56.87 Keck NIRC2 J −385.3 49.9 9.1 8.4 10.0 4.4 0.1
2002-12-29 14:15:16.72 Keck NIRC2 H 517.1 133.6 −6.6 3.8 10.0 5.8 0.2
2002-12-29 16:14:26.41 Keck NIRC2 H 479.7 214.0 −20.6 12.9 10.0 6.6 1.2
2002-12-29 16:17:42.19 Keck NIRC2 H 494.0 206.9 −5.5 3.9 10.0 5.1 0.1
2003-01-14 08:53:58.49 VLT NACO Ks −526.3 249.6 −8.5 2.3 13.3 4.1 0.0
2003-01-14 09:00:18.55 VLT NACO H −527.9 245.2 −8.1 1.8 13.3 4.1 0.0
2003-01-14 09:07:38.26 VLT NACO J −529.9 240.0 −7.9 1.1 13.3 4.2 0.0
2003-02-14 08:22:00.84 VLT NACO H 645.7 165.1 0.5 −1.5 27.1 4.5 0.1
2003-06-05 08:01:52.16 Keck NIRC2 Ks 449.3 −274.2 4.2 −7.6 10.0 4.3 0.0
2003-06-06 08:49:52.28 Keck NIRC2 Ks 190.1 495.5 0.3 −7.5 10.0 4.1 0.0
2003-06-06 08:56:45.99 Keck NIRC2 Ks 186.6 492.7 1.0 −11.5 10.0 3.5 0.1
2003-07-14 06:54:55.06 Keck NIRC2 Kp −29.1 −460.0 −0.1 −10.4 10.0 5.0 1.2
2003-07-15 00:58:12.96 VLT NACO H 427.0 −129.4 −2.1 4.0 27.1 4.0 0.1
2003-07-16 00:01:27.97 VLT NACO H 106.0 442.1 6.8 4.5 27.1 3.9 0.0
2004-03-03 10:08:24.53 VLT NACO H −184.5 −350.9 −5.6 −5.2 13.3 4.7 0.1
2004-03-04 10:14:04.55 VLT NACO H 155.7 −250.9 −3.6 0.8 13.3 4.8 0.1
2004-06-04 09:45:47.30 Gemini NIRI Kp −339.3 −8.8 −1.6 −2.1 21.9 3.6 0.0
2004-06-04 09:47:58.05 Gemini NIRI Kp −332.6 −12.5 5.4 −4.0 21.9 3.1 0.1
2004-06-05 08:21:22.80 Gemini NIRI Kp −62.5 −670.1 4.0 0.1 21.9 3.4 0.0
2004-06-05 11:03:50.60 Gemini NIRI Kp 0.4 −639.9 −2.3 6.0 21.9 3.8 0.0
2004-06-05 12:07:32.15 Gemini NIRI Kp 33.2 −630.0 3.3 −0.5 21.9 3.5 0.0
2004-06-05 13:22:56.93 Gemini NIRI Kp 65.5 −606.7 3.5 −1.4 21.9 3.9 0.0
2004-06-09 09:32:15.35 Gemini NIRI Kp 197.5 −436.0 −7.1 −5.6 21.9 3.9 1.2
2004-06-28 02:20:45.88 VLT NACO Ks 377.5 347.2 −2.8 6.9 13.3 4.0 0.0
2004-07-03 09:52:52.63 Keck NIRC2 Kp −393.8 −253.4 −1.9 2.6 10.0 4.3 0.0
2004-07-03 09:54:23.50 Keck NIRC2 Kp −395.7 −253.2 −3.9 3.9 10.0 4.4 0.1
2004-07-04 08:19:04.08 Keck NIRC2 Kp 74.0 −561.7 −1.8 5.3 10.0 4.2 0.0
2004-07-04 08:28:54.13 Keck NIRC2 Kp 75.8 −557.7 −4.6 5.8 10.0 4.0 0.0
2004-07-11 09:04:38.59 Keck NIRC2 Kp −37.3 −605.2 −1.6 4.7 10.0 3.8 0.0
2004-07-11 09:06:17.61 Keck NIRC2 Kp −31.4 −594.0 3.5 15.7 10.0 3.2 0.0
2004-07-24 04:06:15.08 VLT NACO H −102.4 494.0 −4.1 −8.3 13.3 4.1 0.0
2004-07-26 01:26:46.89 VLT NACO H 161.2 −436.9 3.0 5.3 13.3 4.1 0.0
2004-07-26 03:22:05.69 VLT NACO H 214.8 −384.2 9.8 0.6 13.3 6.6 0.2
2004-07-26 04:51:30.92 VLT NACO H 243.1 −333.7 4.5 1.4 13.3 5.0 0.1
2004-10-07 00:20:01.16 VLT NACO Ks 156.7 359.1 −1.2 −6.3 13.3 4.4 0.1
2004-10-07 00:30:14.12 VLT NACO Ks 151.2 357.4 −5.0 −10.7 13.3 4.9 0.1
2004-10-07 00:45:06.38 VLT NACO Ks 159.2 375.5 5.5 3.5 13.3 4.6 0.1
2005-05-31 14:59:17.38 Keck NIRC2 Kp −368.8 −216.9 −2.3 5.2 10.0 4.3 0.0
2006-12-12 13:42:00.42 Keck NIRC2 Kp 124.4 −873.1 −15.9 −10.8 10.0 4.2 0.0
2008-01-21 11:36:28.68 Keck NIRC2 Kp 57.2 579.7 −2.8 13.8 10.0 3.7 0.1
2008-01-21 11:43:51.91 Keck NIRC2 Kp 48.9 572.6 −5.9 6.1 10.0 4.3 0.0
2008-01-21 12:31:09.49 Keck NIRC2 Kp 11.2 572.4 −10.1 3.5 10.0 4.3 0.0
2008-01-21 13:12:50.82 Keck NIRC2 Kp −19.3 568.6 −10.9 −0.9 10.0 4.2 0.0
2008-01-21 13:54:28.00 Keck NIRC2 Kp −43.7 565.0 −5.8 −3.6 10.0 4.2 0.0
2008-01-21 14:55:05.79 Keck NIRC2 Kp −82.2 564.2 −1.4 −0.5 10.0 4.2 0.0
2008-01-21 15:57:45.30 Keck NIRC2 Kp −131.6 555.7 −6.9 −1.8 10.0 4.1 0.0
2008-01-21 16:06:05.01 Keck NIRC2 Kp −139.6 556.0 −9.1 −0.3 10.0 4.1 0.0
2009-06-07 11:34:45.65 Keck NIRC2 K 191.1 634.3 −9.5 5.8 10.0 4.0 0.0
2010-06-28 12:44:51.55 Keck NIRC2 FeII 567.3 −49.7 −6.1 −17.1 10.0 4.7 1.2
2010-08-26 12:25:53.86 Keck NIRC2 Kp −565.3 −307.4 −5.0 17.0 10.0 4.5 0.0
2010-08-26 13:22:31.41 Gemini NIRI Kp −597.3 −268.7 −6.0 12.3 21.9 3.7 0.0
2010-08-26 13:33:09.44 Gemini NIRI Kp −601.2 −262.2 −4.4 10.5 21.9 3.7 0.0
2010-08-30 06:42:20.85 VLT NACO Ks −668.5 −120.8 2.2 7.4 13.3 4.4 0.0
2010-08-30 06:47:40.78 VLT NACO Ks −668.6 −116.7 3.9 7.1 13.3 4.4 0.0
2010-08-30 06:52:58.60 VLT NACO Ks −669.4 −115.6 5.0 3.7 13.3 4.3 0.1
2010-08-30 06:57:55.00 VLT NACO Ks −675.6 −112.8 0.4 2.4 13.3 4.3 0.0
2010-08-30 07:03:01.82 VLT NACO Ks −677.5 −104.9 0.3 6.0 13.3 4.3 0.0
2010-08-30 07:09:26.05 VLT NACO Ks −677.3 −99.5 2.6 6.0 13.3 4.3 0.0
2010-09-15 10:31:57.01 Gemini NIRI Kp 647.6 116.4 12.0 9.7 21.9 3.7 0.0
2010-09-16 09:18:06.38 Gemini NIRI Kp 239.1 −699.6 −11.5 2.5 21.9 3.6 0.0
2010-09-17 09:52:44.88 Gemini NIRI Kp −703.6 102.7 −5.3 14.6 21.9 3.8 0.0
2010-10-30 07:15:04.22 Gemini NIRI Kp −475.1 −173.9 −3.1 14.7 21.9 3.1 0.0
2010-10-30 08:22:28.80 Gemini NIRI Kp −495.0 −128.5 2.2 11.6 21.9 3.5 0.1
2010-10-31 07:17:43.32 Gemini NIRI Kp −230.8 613.2 11.1 4.5 21.9 3.6 0.0
2011-11-10 14:56:31.94 Keck NIRC2 FeII 40.6 −639.7 −10.1 11.9 10.0 4.2 0.0
2015-08-05 06:12:36.29 VLT IRDIS H −255.5 −583.7 5.7 11.7 12.3 4.7 0.0
2015-08-06 08:50:19.71 VLT IRDIS H −536.8 508.1 9.3 2.5 12.3 4.1 0.0
2015-08-06 08:55:55.18 VLT IRDIS H −531.9 511.3 10.9 2.7 12.3 4.4 0.0
2015-08-06 09:03:38.30 VLT IRDIS H −527.1 514.9 11.2 2.1 12.3 4.5 0.0
2015-08-22 07:32:01.75 VLT IRDIS H 712.2 −318.7 −6.7 1.6 12.3 4.1 0.0
2015-08-25 04:45:18.09 VLT IRDIS H 450.0 481.0 −4.1 14.6 12.3 3.7 0.0
2015-08-25 04:51:33.71 VLT IRDIS H 455.6 476.2 −3.2 15.5 12.3 3.7 0.0
2015-08-28 06:19:53.45 VLT IRDIS H −213.3 697.6 7.3 6.8 12.3 3.8 0.0
2015-08-28 06:26:23.81 VLT IRDIS H −208.0 699.2 6.7 5.9 12.3 3.8 0.0
2015-09-06 03:38:54.27 VLT IRDIS H 334.6 −683.4 −1.2 5.1 12.3 3.4 0.0
2015-09-06 03:45:23.25 VLT IRDIS H 327.0 −681.3 −3.3 8.7 12.3 3.8 0.0
2015-09-06 03:51:39.55 VLT IRDIS H 322.4 −682.3 −2.6 9.1 12.3 3.8 0.0
2018-03-15 08:03:46.46 VLT ZIMPOL R 486.4 −512.0 7.1 10.7 7.2 4.7 0.0
2018-03-15 08:28:25.25 VLT ZIMPOL R 501.0 −494.3 6.9 6.8 7.2 4.6 0.0
2018-04-20 05:11:36.58 VLT ZIMPOL R 400.1 −549.6 0.1 10.8 7.2 4.6 0.0
2018-04-20 05:36:16.45 VLT ZIMPOL R 416.3 −538.9 −0.3 12.0 7.2 4.6 0.0
2018-05-04 23:30:43.20 VLT ZIMPOL R 640.4 −177.0 12.8 5.6 7.2 4.1 0.0
2018-05-04 23:55:24.19 VLT ZIMPOL R 645.2 −155.1 12.2 2.1 7.2 4.1 0.0
2018-05-05 02:34:13.23 VLT ZIMPOL R 656.0 −37.6 2.2 5.1 7.2 4.1 0.0
2018-05-05 02:58:53.71 VLT ZIMPOL R 660.4 −19.8 5.6 6.2 7.2 4.1 0.0
2019-06-09 08:50:43.39 VLT ZIMPOL R −133.0 459.3 −5.7 2.3 7.2 4.6 0.0
2019-06-09 09:08:08.97 VLT ZIMPOL R −138.5 445.1 −6.5 5.7 7.2 4.6 0.0
2019-06-27 03:38:22.22 VLT ZIMPOL R −39.9 599.3 4.7 1.3 7.2 4.7 0.0
2019-06-27 03:55:48.28 VLT ZIMPOL R −45.0 593.3 5.9 2.0 7.2 4.8 0.0
2019-07-08 00:30:49.73 VLT ZIMPOL R −89.1 530.2 1.4 4.8 7.2 4.8 0.0
2019-07-08 00:48:15.01 VLT ZIMPOL R −94.6 521.1 0.4 5.7 7.2 4.8 0.0
2021-12-30 20:15:00.00 C2PU PISCO V 58.0 −368.0 21.3 13.0 8.1
2021-12-30 20:53:40.00 C2PU PISCO V 60.0 −425.0 16.5 7.0 7.8 3.9 0.3
2021-12-30 21:41:04.00 C2PU PISCO V 65.0 −456.0 7.9 6.1 9.2 3.9 0.2
2021-12-30 22:18:43.00 C2PU PISCO V 47.0 −494.0 22.8 1.9 10.8
2021-12-30 23:12:37.00 C2PU PISCO V 43.0 −553.0 22.2 10.4 5.8 3.4 0.2
2021-12-31 00:23:13.00 C2PU PISCO V 50.0 −585.0 8.7 15.1 5.8 3.4 0.2
2021-12-31 01:13:00.00 C2PU PISCO V 48.0 −645.0 5.8 7.0 10.3
2021-12-31 01:43:00.00 C2PU PISCO V 49.0 −662.0 1.8 2.4 10.0
2021-12-31 02:10:00.00 C2PU PISCO V 42.0 −662.0 6.0 16.4 20.6
2021-12-31 19:17:59.00 C2PU PISCO V −63.0 −744.0 5.1 1.7 5.8 3.5 0.4
2021-12-31 20:23:42.00 C2PU PISCO V −69.0 −695.0 5.0 7.7 6.7
2021-12-31 20:48:33.00 C2PU PISCO V −74.0 −674.0 2.1 12.5 5.8 3.6 0.2
2021-12-31 21:42:32.00 C2PU PISCO V −74.0 −643.0 6.5 6.3 6.4 4.1 0.4
2021-12-31 22:36:33.00 C2PU PISCO V −85.0 −601.0 0.5 8.2 6.4
2021-12-31 23:30:31.00 C2PU PISCO V −87.0 −556.0 1.3 10.7 6.7
2022-01-01 00:24:54.00 C2PU PISCO V −70.0 −528.0 21.6 6.7 13.6 3.7 0.2
2022-01-01 01:17:39.00 C2PU PISCO V −91.0 −471.0 3.5 4.2 13.5 3.7 0.2
2022-01-01 02:11:38.00 C2PU PISCO V 103.0 −413.0 5.8 13.1 8.6
2022-01-01 03:03:20.00 C2PU PISCO V 108.0 −399.0 8.7 21.7 5.4

Notes. Date, mid-observing time (UTC), telescope, camera, filter, astrometry (X is aligned with right ascension, and Y with declination, and the indices o and c stand for observed and computed positions), and photometry (magnitude difference ΔM with uncertainty δM).

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