* Astronomy

Blobrana · Blobrana

Comet 91P/Russell makes its closest approach to the Earth (2.363 AU) om the 12th March, 2012

Blobrana · Blobrana

Orbital elements: P/2012 G1 (PANSTARRS) T 2012 June 1.43253 TT MPC q 2.5841656 (2000.0) P Q n 0.11562497 Peri. 286.11485 -0.85803133 +0.47397143 a 4.1728711 Node 282.54401 -0.35860043 -0.82860500 e 0.3807224 Incl. 11.69249 -0.36767917 -0.29793428 P 8.52 From 16 observations 2012 Ap...

Blobrana · Blobrana

Orbital elements: P/2005 L1 (McNaught) Epoch 2005 Dec. 16.0 TT = JDT 2453720.5 T 2005 Dec. 12.87860 TT MPC q 3.1432874 (2000.0) P Q n 0.12446910 Peri. 149.51277 +0.30940886 +0.94670661 a 3.9727845 Node 138.32590 -0.89737647 +0.32183147 e 0.2087949 Incl. 7.73718 -0.31461347 +0.01308091 P 7.92 F...

Blobrana · Blobrana

Title: Limits on the Size and Orbit Distribution of Main Belt Comets Authors: S. Sonnett, J. Kleyna, R. Jedicke, J. Masiero The seven known main belt comets (MBCs) have orbital characteristics of main belt asteroids yet exhibit dust ejection like comets. In order to constrain their physical and or...

Blobrana · Blobrana

Comet 231P/LINEAR-NEAT makes its closest approach to the Earth (2.072 AU) on the 2nd March, 2011. Ephemeris Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2 2011 03 01 10 54 07.7 +15 46 12 2.0721 3.0560 171.8 2.6 18.8 2011 03 02 10 53 31.1 +15 53 39 2.0718 3.0554 171.5 2.7 18.8 2011 03 03 10 52 54.4 +16 01 0...

Blobrana · Blobrana

Title: Interpretation of the observations made in 1883 in Zacatecas (Mexico): A fragmented Comet that nearly hits the Earth Authors: Hector Javier Durand Manterola, Maria de la Paz Ramos Lara, Guadalupe Cordero In 1883, on the 12th and 13th of August, Mexican astronomer Jose A. y Bonilla observed...

Blobrana · Blobrana

Orbital elements: C/2012 X1 (LINEAR) T 2014 Mar. 11.64562 TT MPC q 1.7441262 (2000.0) P Q Peri. 128.68621 -0.23496663 +0.71451180 Node 114.25932 -0.95060712 -0.31038737 e 1.0 Incl. 46.28737 +0.20282207 -0.62700285 From 34 observations 2012 Dec. 8-12. MPEC 2012 - X70 Comet C/2012 X1 (LI...

Blobrana · Blobrana

Comet P/1999 D1 (Hermann) is at Perihelion (1.644 AU) on the 18th December, 2012.

Blobrana · Blobrana

Comet Swift-Tuttle (formally designated 109P/Swift-Tuttle) is a comet that was independently discovered by Lewis Swift on July 16, 1862 and by Horace Parnell Tuttle on July 19, 1862. It has a well determined orbit and has a comet nucleus 26 km in diameter. It is the parent body of the Perseid meteor...

Blobrana · Blobrana

Orbital elements: C/2012 J1 (Catalina) T 2012 Sept. 13.46046 TT MPC q 3.5799440 (2000.0) P Q Peri. 125.56241 +0.88413378 +0.06283432 Node 235.57566 -0.09066961 +0.99515241 e 1.0 Incl. 34.14475 +0.45835192 +0.07565396 From 83 observations 2012 May 13-14. MPEC 2012 - J49 Comet C/2012 J1...

Blobrana · Blobrana

Orbital elements: C/2012 L2 (LINEAR) T 2013 Apr. 10.29633 TT MPC q 1.1463432 (2000.0) P Q Peri. 215.70685 -0.13659703 -0.29001862 Node 266.65505 +0.97388488 -0.21436406 e 1.0 Incl. 71.59328 -0.18135462 -0.93270427 From 35 observations 2012 June 1-5. MPEC 2012 - L13 Comet C/2012 L2 (LI...

Blobrana · Blobrana

Orbital elements: C/2012 V2 (LINEAR) T 2013 Aug. 18.22544 TT MPC q 1.4496366 (2000.0) P Q Peri. 217.77792 -0.11839137 -0.38858404 Node 261.69329 +0.97374642 -0.22562118 e 1.0 Incl. 67.43784 -0.19442579 -0.89336304 From 101 observations 2012 Oct. 30-Nov. 8. MPEC 2012 - V58 Comet C/2012...

Blobrana · Blobrana

Comet 69P/Taylor is at Perihelion (2.271 AU) on the 17th July, 2011.

Blobrana · Blobrana

Orbital elements: P/2012 B1 (PANSTARRS) T 2013 July 10.25862 TT MPC q 3.7958212 (2000.0) P Q n 0.05840287 Peri. 161.99233 -0.95089508 +0.29967498 a 6.5793035 Node 35.74031 -0.29777207 -0.81750455 e 0.4230664 Incl. 7.61630 -0.08444133 -0.49181421 P 16.9 From 19 observations 2011 Dec...

Blobrana · Blobrana

Comet 171P/Spahr makes its closest approach to the Earth (1.606 AU) on the 19th October, 2011.

Sub Forum	Topics	Posts	Last Post
Comets 2013	145	631	Apr 19 11:08 2018 by Blobrana
Comets 2014	90	286	May 16 18:02 2018 by Blobrana
Comets 2015	75	142	May 27 10:07 2018 by Blobrana
Comets 2016	10	21	May 1 23:06 2018 by Blobrana
Comets 2017	6	8	Mar 7 13:27 2018 by Blobrana
Comets 2018	25	32	May 17 20:48 2018 by Blobrana

Topic		Started By	Replies	Last Post
	Comet 91P/Russell (Preview) Comet 91P/Russell makes its closest approach to the Earth (2.363 AU) om the 12th March, 2012	Blobrana	4	Sep 16 19:36 2014 by Blobrana
	Comet P/2012 G1 (PANSTARRS) (Preview) Orbital elements: P/2012 G1 (PANSTARRS) T 2012 June 1.43253 TT MPC q 2.5841656 (2000.0) P Q n 0.11562497 Peri. 286.11485 -0.85803133 +0.47397143 a 4.1728711 Node 282.54401 -0.35860043 -0.82860500 e 0.3807224 Incl. 11.69249 -0.36767917 -0.29793428 P 8.52 From 16 observations 2012 Ap...	Blobrana	3	Sep 5 19:17 2014 by Blobrana
	Comet P/2005 L1 (MCNAUGHT) (Preview) Orbital elements: P/2005 L1 (McNaught) Epoch 2005 Dec. 16.0 TT = JDT 2453720.5 T 2005 Dec. 12.87860 TT MPC q 3.1432874 (2000.0) P Q n 0.12446910 Peri. 149.51277 +0.30940886 +0.94670661 a 3.9727845 Node 138.32590 -0.89737647 +0.32183147 e 0.2087949 Incl. 7.73718 -0.31461347 +0.01308091 P 7.92 F...	Blobrana	6	Sep 1 15:52 2014 by Blobrana
	Main Belt Comets (Preview) Title: Limits on the Size and Orbit Distribution of Main Belt Comets Authors: S. Sonnett, J. Kleyna, R. Jedicke, J. Masiero The seven known main belt comets (MBCs) have orbital characteristics of main belt asteroids yet exhibit dust ejection like comets. In order to constrain their physical and or...	Blobrana	2	Aug 27 05:45 2014 by Blobrana
	Comet 231P/LINEAR-NEAT (Preview) Comet 231P/LINEAR-NEAT makes its closest approach to the Earth (2.072 AU) on the 2nd March, 2011. Ephemeris Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2 2011 03 01 10 54 07.7 +15 46 12 2.0721 3.0560 171.8 2.6 18.8 2011 03 02 10 53 31.1 +15 53 39 2.0718 3.0554 171.5 2.7 18.8 2011 03 03 10 52 54.4 +16 01 0...	Blobrana	3	Aug 26 19:35 2014 by Blobrana
	1883 fragmented Comet (Preview) Title: Interpretation of the observations made in 1883 in Zacatecas (Mexico): A fragmented Comet that nearly hits the Earth Authors: Hector Javier Durand Manterola, Maria de la Paz Ramos Lara, Guadalupe Cordero In 1883, on the 12th and 13th of August, Mexican astronomer Jose A. y Bonilla observed...	Blobrana	2	Aug 11 20:30 2014 by Blobrana
	Comet C/2012 X1 (LINEAR) (Preview) Orbital elements: C/2012 X1 (LINEAR) T 2014 Mar. 11.64562 TT MPC q 1.7441262 (2000.0) P Q Peri. 128.68621 -0.23496663 +0.71451180 Node 114.25932 -0.95060712 -0.31038737 e 1.0 Incl. 46.28737 +0.20282207 -0.62700285 From 34 observations 2012 Dec. 8-12. MPEC 2012 - X70 Comet C/2012 X1 (LI...	Blobrana	5	Aug 8 20:14 2014 by Blobrana
	Comet P/1999 D1 (Hermann) (Preview) Comet P/1999 D1 (Hermann) is at Perihelion (1.644 AU) on the 18th December, 2012.	Blobrana	6	Jul 16 12:25 2014 by Blobrana
	Comet 109P/Swift–Tuttle (Preview) Comet Swift-Tuttle (formally designated 109P/Swift-Tuttle) is a comet that was independently discovered by Lewis Swift on July 16, 1862 and by Horace Parnell Tuttle on July 19, 1862. It has a well determined orbit and has a comet nucleus 26 km in diameter. It is the parent body of the Perseid meteor...	Blobrana	2	Jul 15 09:46 2014 by Blobrana
	Comet C/2012 J1 (CATALINA) (Preview) Orbital elements: C/2012 J1 (Catalina) T 2012 Sept. 13.46046 TT MPC q 3.5799440 (2000.0) P Q Peri. 125.56241 +0.88413378 +0.06283432 Node 235.57566 -0.09066961 +0.99515241 e 1.0 Incl. 34.14475 +0.45835192 +0.07565396 From 83 observations 2012 May 13-14. MPEC 2012 - J49 Comet C/2012 J1...	Blobrana	4	Jun 15 18:49 2014 by Blobrana
	Comet C/2012 L2 (LINEAR) (Preview) Orbital elements: C/2012 L2 (LINEAR) T 2013 Apr. 10.29633 TT MPC q 1.1463432 (2000.0) P Q Peri. 215.70685 -0.13659703 -0.29001862 Node 266.65505 +0.97388488 -0.21436406 e 1.0 Incl. 71.59328 -0.18135462 -0.93270427 From 35 observations 2012 June 1-5. MPEC 2012 - L13 Comet C/2012 L2 (LI...	Blobrana	7	Jun 14 14:10 2014 by Blobrana
	Comet C/2012 V2 (LINEAR) (Preview) Orbital elements: C/2012 V2 (LINEAR) T 2013 Aug. 18.22544 TT MPC q 1.4496366 (2000.0) P Q Peri. 217.77792 -0.11839137 -0.38858404 Node 261.69329 +0.97374642 -0.22562118 e 1.0 Incl. 67.43784 -0.19442579 -0.89336304 From 101 observations 2012 Oct. 30-Nov. 8. MPEC 2012 - V58 Comet C/2012...	Blobrana	4	Jun 6 22:14 2014 by Blobrana
	Comet 69P/Taylor (Preview) Comet 69P/Taylor is at Perihelion (2.271 AU) on the 17th July, 2011.	Blobrana	3	May 30 18:42 2014 by Blobrana
	Comet P/2012 B1 (PANSTARRS) (Preview) Orbital elements: P/2012 B1 (PANSTARRS) T 2013 July 10.25862 TT MPC q 3.7958212 (2000.0) P Q n 0.05840287 Peri. 161.99233 -0.95089508 +0.29967498 a 6.5793035 Node 35.74031 -0.29777207 -0.81750455 e 0.4230664 Incl. 7.61630 -0.08444133 -0.49181421 P 16.9 From 19 observations 2011 Dec...	Blobrana	6	May 23 14:00 2014 by Blobrana
	Comet 171P/Spahr (Preview) Comet 171P/Spahr makes its closest approach to the Earth (1.606 AU) on the 19th October, 2011.	Blobrana	3	May 23 13:44 2014 by Blobrana
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