Ephemeride für C/2025 F2 SWAN T=2025-Mai- 1.15920 q=0.999973 q=0.333421 Omega=329.843700 omega=153.850100 i=90.371900 [2000.0] H[1,1]= 9.0 n= 4.0 Berechnung der Helligkeit: T-19.0 bis T+ 19.0: m = 9.0 + 5.0*log d + 2.5* 4.0*log r (T + 1.0) Alle Zeiten sind in MESZ angegeben und gelten für Lübben Die festgelegte Sonnenhöhe für Dämmerung beträgt -12° Datum/Uhrzeit RA Dek. r Delta Elong. Mond Phase Aufg Untg Kulm. KHöhe TOpt Höhe Mond Hell RA/h Dek./h Stb nahe bei [Hell] (Distanz) -------------------- --------- --------- ------- ------- ------ ------- ----- ----- ----- ----- ----- ----- ---- ---- ----- ------- ------- --- ---------------------------- Di 01.Apr.2025 02:00 23h 07.0 +21° 20.0 0.8558 1.5914 28.4° 52° ++ 9% 03:34 19:35 11:20 60° 05:14 15° ++ 9.3+ 0.15' 1.59' PEG BD+20 5278 [ 6.0] ( 0.22') Mi 02.Apr.2025 02:00 23h 11.0 +21° 59.0 0.8352 1.5646 28.5° 64° ++ 17% 03:30 19:39 11:20 60° 05:13 15° ++ 9.2+ 0.16' 1.62' PEG BD+20 5278 [ 6.0] (1°09') Do 03.Apr.2025 02:00 23h 15.0 +22° 38.0 0.8145 1.5377 28.6° 76° - 27% 03:25 19:44 11:20 61° 05:11 16° ++ 9.0+ 0.16' 1.66' PEG NGC 7539 [??.?] (1°02') Fr 04.Apr.2025 02:00 23h 19.0 +23° 19.0 0.7938 1.5108 28.6° 88° - 38% 03:20 19:49 11:20 62° 05:09 16° ++ 8.9+ 0.17' 1.70' PEG Tau PEG [ 4.6] ( 0.62') Sa 05.Apr.2025 02:00 23h 23.0 +24° 00.0 0.7730 1.4840 28.7° 99° -- 49% 03:16 19:55 11:20 62° 05:08 16° ++ 8.7+ 0.18' 1.73' PEG Tau PEG [ 4.6] ( 0.58') So 06.Apr.2025 02:00 23h 27.0 +24° 42.0 0.7521 1.4571 28.7° 109° -- 59% 03:11 20:01 11:21 63° 05:06 16° ++ 8.6+ 0.19' 1.77' PEG NGC 7664 [??.?] ( 0.41') Mo 07.Apr.2025 02:00 23h 32.0 +25° 24.0 0.7311 1.4302 28.6° 120° -- 69% 03:06 20:08 11:22 64° 05:05 16° ++ 8.4+ 0.20' 1.80' PEG NGC 7698 [??.?] ( 0.64') Di 08.Apr.2025 02:00 23h 37.0 +26° 08.0 0.7101 1.4035 28.6° 129° -- 78% 03:01 20:15 11:22 65° 05:03 16° - 8.2+ 0.21' 1.82' PEG NGC 7718 [??.?] ( 0.50') Mi 09.Apr.2025 02:00 23h 42.0 +26° 52.0 0.6891 1.3768 28.5° 138° -- 85% 02:57 20:23 11:23 65° 05:02 16° - 8.1+ 0.23' 1.85' PEG NGC 7737 [??.?] ( 0.21') Do 10.Apr.2025 02:00 23h 48.0 +27° 36.0 0.6680 1.3503 28.4° 145° -- 91% 02:52 20:31 11:24 66° 05:00 16° - 7.9+ 0.24' 1.86' PEG NGC 7747 [??.?] ( 0.57') Fr 11.Apr.2025 02:00 23h 54.0 +28° 21.0 0.6469 1.3239 28.2° 151° -- 96% 02:47 20:40 11:25 67° 04:34 16° - 7.7+ 0.26' 1.87' PEG NGC 7777 [??.?] ( 0.15') Sa 12.Apr.2025 02:00 0h 00.0 +29° 06.0 0.6259 1.2978 28.0° 155° -- 99% 02:43 20:50 11:27 68° 04:33 16° - 7.5+ 0.27' 1.87' AND BD+28 4704 [ 6.1] (1°24') So 13.Apr.2025 02:00 0h 07.0 +29° 51.0 0.6049 1.2719 27.8° 154° -- 99% 02:38 21:01 11:29 68° 04:31 16° - 7.2+ 0.29' 1.86' AND Alpha AND [ 2.1] ( 0.82') Mo 14.Apr.2025 02:00 0h 14.0 +30° 35.0 0.5840 1.2464 27.5° 151° -- 99% 02:34 21:13 11:31 69° 04:30 15° -- 7.0+ 0.31' 1.83' AND NGC 43 [??.?] ( 0.40') Di 15.Apr.2025 02:00 0h 22.0 +31° 19.0 0.5632 1.2213 27.1° 145° -- 96% 02:30 21:25 11:33 70° 04:28 15° -- 6.8+ 0.33' 1.78' AND BD+30 42 [ 5.9] ( 0.49') Mi 16.Apr.2025 02:00 0h 30.0 +32° 00.0 0.5426 1.1966 26.8° 138° -- 92% 02:26 21:38 12:00 70° 04:26 15° -- 6.6+ 0.36' 1.70' AND NGC 112 [??.?] ( 0.79') Do 17.Apr.2025 02:00 0h 39.0 +32° 40.0 0.5222 1.1725 26.3° 130° - 86% 02:23 21:51 12:03 71° 04:25 14° -- 6.4+ 0.38' 1.60' AND NGC 226 [??.?] ( 0.81') Fr 18.Apr.2025 02:00 0h 48.0 +33° 17.0 0.5022 1.1490 25.9° 121° - 78% 02:21 22:05 12:07 72° 04:23 14° - 6.1+ 0.41' 1.47' AND NGC 266 [??.?] (1°04') Sa 19.Apr.2025 02:00 0h 58.0 +33° 51.0 0.4825 1.1262 25.4° 113° ++ 70% 02:20 22:19 12:10 72° 04:22 13° - 5.9+ 0.43' 1.29' AND BD+33 140 [ 6.0] ( 0.12') So 20.Apr.2025 02:00 1h 09.0 +34° 19.0 0.4633 1.1043 24.8° 103° ++ 61% 02:19 22:32 12:14 73° 04:20 12° - 5.7+ 0.46' 1.07' AND IC 1636 [??.?] (1°05') Mo 21.Apr.2025 02:00 1h 21.0 +34° 42.0 0.4447 1.0834 24.2° 94° ++ 50% 02:21 22:45 12:19 73° 04:19 11° - 5.5+ 0.49' 0.80' AND NGC 464 [??.?] ( 0.42') Di 22.Apr.2025 02:00 1h 33.0 +34° 57.0 0.4268 1.0635 23.6° 84° ++ 40% 02:25 22:56 12:25 73° 04:17 11° - 5.3+ 0.51' 0.46' AND BD+34 265 [ 6.4] ( 0.18') Mi 23.Apr.2025 02:00 1h 45.0 +35° 04.0 0.4099 1.0450 23.0° 73° ++ 29% 02:32 23:04 12:30 73° 04:16 9° - 5.1+ 0.54' 0.07' AND NGC 669 [??.?] ( 0.63') Do 24.Apr.2025 02:00 1h 58.0 +35° 00.0 0.3941 1.0279 22.3° 62° ++ 20% 02:42 23:10 12:35 73° 04:14 8° ++ 4.9+ 0.56' -0.38' TRI IC 171 [??.?] ( 0.71') Fr 25.Apr.2025 02:00 2h 12.0 +34° 45.0 0.3796 1.0124 21.7° 51° ++ 11% 02:57 23:13 13:05 73° 21:28 7° ++ 4.7+ 0.57' -0.89' TRI Beta TRI [ 3.0] ( 0.55') Sa 26.Apr.2025 02:00 2h 26.0 +34° 18.0 0.3666 0.9987 21.1° 39° ++ 4% 03:14 23:14 13:11 72° 21:29 8° ++ 4.5+ 0.58' -1.45' TRI NGC 925 [10.0] ( 0.78') So 27.Apr.2025 02:00 2h 40.0 +33° 36.0 0.3555 0.9870 20.5° 27° ++ 1% 03:34 23:12 13:17 71° 21:31 8° ++ 4.4+ 0.58' -2.04' PER NGC 987 [??.?] ( 0.67') Mo 28.Apr.2025 02:00 2h 53.0 +32° 40.0 0.3464 0.9775 20.0° 16° ++ 0% 03:57 23:08 13:23 70° 21:32 7° - 4.3+ 0.57' -2.64' PER 21 PER [ 5.1] (1°05') Di 29.Apr.2025 02:00 3h 07.0 +31° 30.0 0.3396 0.9702 19.7° 9° ++ 2% 04:20 23:02 13:28 69° 21:33 7° -- 4.2+ 0.55' -3.21' PER NGC 1240 [??.?] (1°35') Mi 30.Apr.2025 02:00 3h 20.0 +30° 07.0 0.3352 0.9653 19.4° 16° ++ 7% 04:44 22:55 13:34 67° 22:00 6° -- 4.2+ 0.52' -3.75' TAU BD+30 512 [ 5.5] (1°04') Do 01.Mai.2025 02:00 3h 32.0 +28° 31.0 0.3335 0.9628 19.3° 28° ++ 14% 05:08 22:47 14:02 66° 22:00 6° -- 4.2- 0.49' -4.21' TAU BD+27 515 [ 6.0] ( 0.96') Fr 02.Mai.2025 02:00 3h 43.0 +26° 46.0 0.3344 0.9627 19.4° 40° ++ 23% 05:31 22:39 14:06 64° 22:00 6° -- 4.2- 0.45' -4.58' TAU 11 TAU [ 6.1] (1°33') Sa 03.Mai.2025 02:00 3h 54.0 +24° 53.0 0.3379 0.9649 19.6° 52° - 33% 05:53 22:29 14:10 62° 22:02 4° -- 4.3- 0.41' -4.85' TAU IC 353 [??.?] ( 0.68') So 04.Mai.2025 02:00 4h 03.0 +22° 54.0 0.3439 0.9693 19.9° 63° - 44% 06:13 22:20 14:13 60° 22:03 3° -- 4.4- 0.37' -5.02' TAU NGC 1497 [??.?] ( 0.31') Mo 05.Mai.2025 02:00 4h 11.0 +20° 52.0 0.3523 0.9758 20.4° 75° -- 54% 06:31 22:11 14:15 58° 22:04 2° -- 4.5- 0.33' -5.10' TAU Omega1 TAU [ 5.5] (1°22') Di 06.Mai.2025 02:00 4h 19.0 +18° 50.0 0.3629 0.9840 20.9° 86° -- 64% 06:48 22:01 14:17 56° 22:06 0° -- 4.7- 0.30' -5.10' TAU BD+18 624 [ 6.1] ( 0.35') Mi 07.Mai.2025 02:00 4h 26.0 +16° 48.0 0.3753 0.9937 21.6° 97° -- 73% 07:03 21:52 14:18 54° --:-- -- 4.9- 0.26' -5.04' TAU 63 TAU [ 5.6] ( 0.55') Do 08.Mai.2025 02:00 4h 32.0 +14° 48.0 0.3893 1.0049 22.3° 107° -- 81% 07:17 21:42 14:19 52° --:-- -- 5.1- 0.23' -4.92' ORI Rho TAU [ 4.7] ( 0.52') Fr 09.Mai.2025 02:00 4h 37.0 +12° 52.0 0.4047 1.0171 23.0° 118° -- 88% 07:29 21:33 14:20 50° --:-- -- 5.3- 0.21' -4.77' ORI 90 TAU [ 4.3] ( 0.45') Sa 10.Mai.2025 02:00 4h 42.0 +10° 59.0 0.4213 1.0303 23.8° 128° -- 93% 07:40 21:23 14:20 48° --:-- -- 5.5- 0.19' -4.60' ORI BD+10 621 [ 5.4] ( 0.68') Legende: Datum/Uhrzeit = Berechnungsdatum und -uhrzeit RA, Dek. = Rektaszension, Deklination (2000.0) r = Abstand zur Sonne in aE Delta = Abstand zur Erde in aE Elong = Winkelabstand zur Sonne in Grad Mond = Winkelabstand zum Mond in Grad und Grad der Störung sehr stark(--), stark(-), moderat(0), gering(+), keine Störung(++) Phase = Mondphase in % Aufg, Untg = Aufgangs- und Untergangszeit Kulm, KHöhe = Kulminationszeit und -höhe TOpt, Höhe = Optimale Beobachtungszeit und -höhe Mond = Grad der Mondstörung zur optimalen Beobachtungszeit sehr stark(--), stark(-), moderat(0), gering(+), keine Störung(++) Hell = Helligkeit in Mag. und Tendenz RA/h, Dek./h = Stündliche Bewegung in Rekt. und Dekl. in Bogenminuten Stb = Sternbild zu Rekt. und Dekl. nahe bei = Konjunktion mit Deep Sky Objekt, dessen Helligkeit und Distanz dazu