{"id":3824,"date":"2022-02-18T19:25:02","date_gmt":"2022-02-18T18:25:02","guid":{"rendered":"http:\/\/robinfo.oma.be\/?p=3824"},"modified":"2025-02-24T16:45:59","modified_gmt":"2025-02-24T15:45:59","slug":"mars-2022-dans-le-ciel-de","status":"publish","type":"post","link":"https:\/\/robinfo.oma.be\/fr\/mars-2022-dans-le-ciel-de\/","title":{"rendered":"Mars 2022 (Dans le ciel de)"},"content":{"rendered":"

AVIS IMPORTANT\u00a0: Pour obtenir l\u2019heure officielle, ajouter UNE heure (DEUX heures \u00e0 partir du 27 mars \u00e0 1 h UT) aux heures indiqu\u00e9es ci-dessous (en Temps Universel UT pour Uccle)<\/i><\/span><\/span><\/p>\n

Ph\u00e9nom\u00e8nes c\u00e9lestes int\u00e9ressants<\/h3>\n

1<\/b><\/span><\/span><\/span>\u00a0D\u00e9but du printemps <\/span><\/span><\/span>m\u00e9t\u00e9orologique <\/i><\/span><\/span><\/span><\/p>\n

2 Nouvelle Lune <\/b><\/span><\/span><\/span>\u00e0 17 h 35 m<\/span><\/span><\/span><\/p>\n

3<\/b><\/span><\/span><\/span> La petite plan\u00e8te (16) Psyche (+10,4) en opposition avec le Soleil dans la partie sud de la constellation du Lion<\/span><\/span><\/span><\/p>\n

4<\/b><\/span><\/span><\/span> <\/b><\/i>Mince croissant de Lune au-dessus de l\u2019horizon ouest vers 18 h 30 m, 48 heures apr\u00e8s l\u2019instant de la Nouvelle Lune <\/span><\/span><\/span>(\u00c0 rechercher \u00e0 l\u2019aide de jumelles \u2013 \u00c0 Uccle, coucher du Soleil \u00e0 17 h 29 m<\/i><\/span><\/span><\/span> et coucher de la Lune \u00e0 19 h 40 m \u2013 Fraction illumin\u00e9e\u00a0: 0,05)<\/i><\/span><\/span><\/span><\/p>\n

5<\/b><\/span><\/span><\/span> Jupiter en conjonction avec le Soleil \u2013 d\u00e8s lors non observable \u2013 \u00e0 14 h<\/span><\/span><\/span><\/p>\n

8 <\/b><\/span><\/span><\/span>La Lune \u00e0 4\u00b0 au sud de l\u2019amas stellaire ouvert des Pl\u00e9iades (M45) \u00e0 17 h <\/span><\/span><\/span>(\u00c0 observer \u00e0 l\u2019aide d\u2019une paire de jumelles)<\/i><\/span><\/span><\/span><\/p>\n

10 Premier Quartier<\/b><\/span><\/span><\/span> de Lune \u00e0 10 h 45 m<\/span><\/span><\/span><\/p>\n

La Lune \u00e0 l\u2019apog\u00e9e (<\/span><\/span><\/span>\u00e0 404 268 km de la Terre \u2013 Diam\u00e8tre apparent\u00a0: 29\u201934\u2019\u2019<\/span><\/span><\/span>) \u00e0 23 h<\/span><\/span><\/span><\/p>\n

13 <\/b><\/span><\/span><\/span>Neptune en conjonction avec le Soleil \u2013 d\u00e8s lors non observable \u2013 \u00e0 11 h <\/span><\/span><\/span><\/p>\n

16 <\/b><\/span><\/span><\/span>La Lune \u00e0 5\u00b0 au nord de l\u2019\u00e9toile R\u00e9gulus [Alpha Leo (+1,3)] \u00e0 2 h<\/span><\/span><\/span><\/p>\n

17<\/b><\/span><\/span><\/span> La petite plan\u00e8te (7) Iris (+9,5) \u00e0 21\u2019 au sud de l\u2019\u00e9toile <\/span><\/span><\/span>\u03bb<\/span><\/span><\/span> Gem (+3,6) \u00e0 2 h <\/span><\/span><\/span><\/p>\n

18 Pleine Lune<\/b><\/span><\/span><\/span> \u00e0 7 h 18 m <\/span><\/span><\/span><\/p>\n

20<\/b><\/span><\/span><\/span> La Lune \u00e0 5\u00b0 au nord de l\u2019\u00e9toile Spica [Alpha Vir (+1,2)] \u00e0 2 h<\/span><\/span><\/span><\/p>\n

V\u00e9nus (-4,5) en plus grande \u00e9longation occidentale \u2013 46,6\u00b0W \u2013 \u00e0 9 h<\/span><\/span><\/span><\/p>\n

Equinoxe<\/i><\/span><\/span><\/span> de printemps\u00a0: <\/i><\/span><\/span><\/span>le centre du disque du Soleil traverse du sud au nord le plan de l\u2019\u00e9quateur : longitude \u00e9cliptique 0\u00b000\u201900\u2019\u2019 \u2013 par d\u00e9finition, le commencement du printemps <\/span><\/span><\/span>astronomique<\/i><\/span><\/span><\/span> \u2013 \u00e0 15 h 33 m. A cet instant, l<\/span><\/span><\/span>e <\/span><\/span><\/span>Soleil<\/b><\/span><\/span><\/span> entre dans le <\/span><\/span><\/span>signe<\/i><\/span><\/span><\/span> du B\u00e9lier alors qu\u2019il est pass\u00e9 de la <\/span><\/span><\/span>constellation<\/i><\/span><\/span><\/span> du Verseau dans laquelle il se trouvait depuis le 16 f\u00e9vrier dans la <\/span><\/span><\/span>constellation<\/i><\/span><\/span><\/span> des Poissons le 12 mars.<\/span><\/span><\/span><\/p>\n

23<\/b><\/span><\/span><\/span> La Lune au p\u00e9rig\u00e9e (<\/span><\/span><\/span>\u00e0 369 764 km de la Terre \u2013 Diam\u00e8tre apparent\u00a0: 32\u201918\u2019\u2019<\/span><\/span><\/span>) \u00e0 24 h<\/span><\/span><\/span><\/p>\n

25<\/b><\/span><\/span><\/span> Dernier Quartier<\/b><\/span><\/span><\/span> de Lune \u00e0 5 h 37 m<\/span><\/span><\/span> <\/i><\/p>\n

Pendant les dix derniers jours de mars, du 21 au 31, la com\u00e8te 19P\/Borrelly observable dans de bonnes conditions le mieux en fin de cr\u00e9puscule du soir au-dessus de l\u2019horizon sud-ouest comme un objet de magnitude +10,4 environ en fin de mois dans la partie sud de la constellation de Pers\u00e9e au voisinage de la \u00ab\u00a0n\u00e9buleuse de Californie\u00a0\u00bb (NGC 1499), avec une bonne occasion de la photographier vers le 27 mars <\/span><\/span><\/span>[<\/i><\/span><\/span><\/span>\u00c9ph\u00e9m\u00e9ride<\/b><\/i><\/span><\/span><\/span> valable pour le <\/i><\/span><\/span><\/span>27 mars<\/b><\/i><\/span><\/span><\/span>\u00a0: Alpha = 04 h 05,4 m\u00a0; Delta = +35\u00b000\u2019\u00a0; Distance \u00e0 la Terre\u00a0: 1,640 unit\u00e9 astronomique (ua)\u00a0; Distance au Soleil\u00a0: 1,450\u00a0ua\u00a0; \u00c9longation\u00a0: +61\u00b0\u00a0; Coucher\u00a0: 01 h 38 m ]<\/i><\/span><\/span><\/span><\/p>\n

Visibilit\u00e9 des plan\u00e8tes<\/h3>\n

Visibles \u00e0 l\u2019\u0153il nu\u00a0: <\/b><\/span><\/span><\/span>V\u00e9nus, <\/span><\/span><\/span>Saturne<\/span><\/span><\/span><\/p>\n

Difficiles \u00e0 observer\u00a0: <\/b><\/span><\/span><\/span>Mars, Uranus<\/span><\/span><\/span><\/p>\n

Inobservables\u00a0: <\/b><\/span><\/span><\/span>Mercure, Jupiter, <\/span><\/span><\/span>Neptune <\/span><\/span><\/span><\/p>\n

Mercure <\/b><\/span><\/span><\/span>(-0,1\/-1,7) passe au m\u00e9ridien le 1 \u00e0 10\u00a0h 26 m, le 15 \u00e0 10\u00a0h 56\u00a0m et le 31 \u00e0 11 h 40 m, d\u00e8s lors non observable <\/span><\/span><\/span><\/p>\n

<\/a> V\u00e9nus<\/b><\/span><\/span><\/span> (-4,5\/-4,3), en plus grande \u00e9longation occidentale le 20, le matin au-dessus de l\u2019horizon sud-est successivement dans les constellations du Sagittaire, puis du Capricorne et enfin du Verseau, se l\u00e8ve le 1 \u00e0 4\u00a0h 18 m, le 15 \u00e0 4\u00a0h 08\u00a0m et le 31 \u00e0 3\u00a0h 53 m soit respectivement 2 h 09 m, 1 h 49 m et 1 h 28 m avant le Soleil <\/span><\/span><\/span><\/p>\n

Mars <\/b><\/span><\/span><\/span>(+1,3\/+1,1), toujours difficilement dans le cr\u00e9puscule du matin successivement dans les constellations du Sagittaire puis du Capricorne, se l\u00e8ve le 1 \u00e0 4\u00a0h 53 m, le 15 \u00e0 4\u00a0h 28\u00a0m et le 31 \u00e0 3 h 55\u00a0m soit respectivement 1 h 34 m, 1 h 29 m et 1 h 26 m avant le Soleil <\/span><\/span><\/span><\/p>\n

Jupiter <\/b><\/span><\/span><\/span>(-2,0\/-2,0), en conjonction avec le Soleil le 5, passe au m\u00e9ridien le 1 \u00e0 12 h 08\u00a0m, le 15 \u00e0 11 h 26\u00a0m et le 31 \u00e0 10 h 36 m, d\u00e8s lors non observable <\/span><\/span><\/span><\/p>\n

Saturne<\/b><\/span><\/span><\/span> (+0,8\/+0,9), en deuxi\u00e8me partie de mois, le matin au-dessus de l\u2019horizon sud-est dans la constellation du Capricorne, se l\u00e8ve le 1 \u00e0 5\u00a0h 51\u00a0m, le 15 \u00e0 4 h 59 m et le 31 \u00e0 4\u00a0h 01 m soit respectivement 0 h 36 m, 0 h 58 m et 1 h 20 m avant le Soleil <\/span><\/span><\/span><\/p>\n

Uranus <\/b><\/span><\/span><\/span>(+5,8\/+5,8), le soir au-dessus de l\u2019horizon sud-ouest dans la constellation du B\u00e9lier, se couche le 1 \u00e0 23 h 01\u00a0m, le 15 \u00e0 22 h 11 m et le 31 \u00e0 21 h 12 m <\/span><\/span><\/span><\/p>\n

Neptune <\/b><\/span><\/span><\/span>(+8,0\/+8,0), en conjonction avec le Soleil le 13, passe au m\u00e9ridien le 1 \u00e0 12 h 40\u00a0m, le 15 \u00e0 11 h 47 m et le 31 \u00e0 10 h 45\u00a0m, d\u00e8s lors non observable <\/span><\/span><\/span><\/p>\n

Pour en savoir plus :<\/i><\/span><\/span><\/span><\/p>\n

Annuaire 2022 de l\u2019Observatoire Royal de Belgique<\/a> <\/span><\/span><\/span>(En vente \u00e0 l\u2019Observatoire : EUR 13,00)<\/i><\/span><\/span><\/span><\/p>\n

Eph\u00e9m\u00e9rides du mois dans la revue <\/span><\/span><\/span>Ciel et Terre<\/i><\/span><\/span><\/span> de la Soci\u00e9t\u00e9 Royale belge d\u2019Astronomie, de M\u00e9t\u00e9orologie et de Physique du Globe SRBA <\/span><\/span><\/span>(www.srba.be<\/a>)<\/i><\/span><\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

AVIS IMPORTANT\u00a0: Pour obtenir l\u2019heure officielle, ajouter UNE heure (DEUX heures \u00e0 partir du 27 mars \u00e0 1 h UT) aux heures indiqu\u00e9es ci-dessous (en Temps Universel UT pour Uccle) Ph\u00e9nom\u00e8nes c\u00e9lestes int\u00e9ressants 1\u00a0D\u00e9but du printemps m\u00e9t\u00e9orologique 2 Nouvelle Lune \u00e0 17 h 35 m 3 La petite plan\u00e8te (16) Psyche (+10,4) en opposition avec […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[51],"tags":[],"featured_image_src":{"landsacpe":false,"list":false,"medium":false,"full":false},"_links":{"self":[{"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/posts\/3824"}],"collection":[{"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/comments?post=3824"}],"version-history":[{"count":1,"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/posts\/3824\/revisions"}],"predecessor-version":[{"id":3825,"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/posts\/3824\/revisions\/3825"}],"wp:attachment":[{"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/media?parent=3824"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/categories?post=3824"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/robinfo.oma.be\/fr\/wp-json\/wp\/v2\/tags?post=3824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}