EROS and MACHO Combined Limits on Planetary-Mass Dark Matter in the Galactic Halo
C. AlcockCenter for Particle Astrophysics, University of California, Berkeley, CA 94720R. A. AllsmanSupercomputing Facility, Australian National University, Canberra, ACT 0200, AustraliaD. R. AlvesDepartment of Physics, University of California, Davis, CA 95616R. AnsariLaboratoire de l'Accélérateur Linéaire, IN2P3 CNRS, Université Paris-Sud, F-91405 Orsay Cedex, FranceÉ. AubourgCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceT. S. AxelrodMt. Stromlo and Siding Spring Observatories, Australian National University, Weston, ACT 2611, AustraliaP. BareyreCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceJean‐Philippe BeaulieuInstitut d'Astrophysique de Paris, INSU CNRS, 98 bis Boulevard Arago, F-75014 Paris, FranceA. C. BeckerCenter for Particle Astrophysics, University of California, Berkeley, CA 94720D. P. BennettCenter for Particle Astrophysics, University of California, Berkeley, CA 94720S. BréhinCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceF. CavalierLaboratoire de l'Accélérateur Linéaire, IN2P3 CNRS, Université Paris-Sud, F-91405 Orsay Cedex, FranceS. CharUniversidad de la Serena, Faculdad de Ciencias, Departemento de Fisica, Casilla 554, La Serena, ChileK. H. CookCenter for Particle Astrophysics, University of California, Berkeley, CA 94720R. FerletInstitut d'Astrophysique de ParisJ. FernandezUniversidad de la Serena, Faculdad de Ciencias, Departemento de Fisica, Casilla 554, La Serena, ChileK. C. FreemanMt. Stromlo and Siding Spring Observatories, Australian National University, Weston, ACT 2611, AustraliaK. GriestCenter for Particle Astrophysics, University of California, Berkeley, CA 94720P. GrisonInstitut d'Astrophysique de Paris, INSU CNRS, 98 bis Boulevard Arago, F-75014 Paris, FranceM. GrosCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceC. GryLaboratoire d'Astronomie Spatiale de Marseille, Traverse du Siphon, Les Trois Lucs, F-13120, Marseille, FranceJ. GuibertCentre d'Analyse des Images de l'INSU, Observatoire de Paris, 61 avenue de l'Observatoire, F-75014, FranceM. Lachièze-ReyCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceB. LaurentCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceM. J. LehnerDepartment of Physics, University of Sheffield, Sheffield S3 7RH, England, UKÉ. LesquoyCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceC. MagnevilleCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceS. L. MarshallCenter for Particle Astrophysics, University of California, Berkeley, CA 94720É. MauriceA. MilsztajnCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceD. MinnitiLawrence Livermore National Laboratory, Livermore, CA 94550M. MoniezLaboratoire de l'Accélérateur Linéaire, IN2P3 CNRS, Université Paris-Sud, F-91405 Orsay Cedex, FranceO. MoreauCentre d'Analyse des Images de l'INSU, Observatoire de Paris, 61 avenue de l'Observatoire, F-75014, FranceL. MoscosoCEA Paris-SaclayN. Palanque‐DelabrouilleCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceB. A. PetersonMt. Stromlo and Siding Spring Observatories, Australian National University, Weston, ACT 2611, AustraliaM. R. PrattCenter for Space Research, Massachusetts Institute of Technology, Cambridge, MA 02139L. PrévôtF. QuéinnecCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceP. J. QuinnEuropean Southern Observatory, Karl Schwarzschild Strasse 2, D-85748 Gärching bei München, GermanyC. RenaultCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceJ. RichCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceM. SpiroCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceC. W. StubbsCenter for Particle Astrophysics, University of California, Berkeley, CA 94720William J. SutherlandDepartment of Physics, University of Oxford, Oxford OX1 3RH, England, UKA. TomaneyCenter for Particle Astrophysics, University of California, Berkeley, CA 94720T. VandeheiCenter for Particle Astrophysics, University of California, Berkeley, CA 94720A. Vidal‐MadjarInstitut d'Astrophysique de Paris, INSU CNRS, 98 bis Boulevard Arago, F-75014 Paris, FranceL. VigrouxCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, FranceS. ZylberajchCEA, DSM, DAPNIA, Centre d'Études de Saclay, F-91191 Gif-sur-Yvette Cedex, France
1998en
ABI
Аннотация
The EROS and MACHO collaborations have each published upper limits on the amount of planetary mass dark matter in the Galactic Halo obtained from gravitational microlensing searches. In this paper the two limits are combined to give a much stronger constraint on the abundance of low mass MACHOs.
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