44 Nysa information

44 Nysa
	Lightcurve-based 3D-model of Nysa
Discovery
Discovered by	H. Goldschmidt
Discovery date	27 May 1857
Designations
MPC designation	(44) Nysa
Pronunciation	/ˈnaɪsə/
Named after	Nysa
Alternative designations	1977 CE
Minor planet category	Main belt (Nysa)
Adjectives	Nysian /ˈnɪsiən/
Orbital characteristics
	Epoch 2008-05-14 (JD 2454600.5)
Aphelion	2.78291235 AU (416.3 Gm)
Perihelion	2.06469721 AU (308.9 Gm)
Semi-major axis	2.42380478 AU (362.6 Gm)
Eccentricity	0.148158617 ± 5.7499e-08
Orbital period (sidereal)	3.77 yr
Mean anomaly	118.743236 ± 2.4281e-05°
Inclination	3.7028885 ± 6.2628e-06°
Longitude of ascending node	131.59519 ± 1.0657e-04°
Argument of perihelion	342.52066 ± 1.0904e-04°
Physical characteristics
Dimensions	113±10 × 67±10 × 65±12 km
Mass	(7.72 ± 3.92/1.52)×1017 kg
Mean density	3.405 ± 1.727/0.672 g/cm3
Synodic rotation period	6.421417 ± 0.000001
Pole ecliptic latitude	+58 ± 3°
Pole ecliptic longitude	98 ± 2°
Geometric albedo	0.44 ± 0.10 (vis.); 0.19 ± 0.06 (rad.)
Spectral type	E
Apparent magnitude	8.83 to 12.46
Absolute magnitude (H)	7.03
Angular diameter	0.09" to 0.026"

Nysa (minor planet designation: 44 Nysa) is a large and very bright main-belt asteroid, and the brightest member of the Nysian asteroid family. It is classified as a rare class E asteroid and is probably the largest of this type (though 55 Pandora is only slightly smaller).

^ Noah Webster (1884) A Practical Dictionary of the English Language
^ Katz (2004) The complete elegies of Sextus Propertius
^ Stein (2004) Persephone Unveiled
^ ^a ^b "44 Nysa". JPL Small-Body Database. Jet Propulsion Laboratory. SPK-ID: 44.
^ ^a ^b ^c Cite error: The named reference radar was invoked but never defined (see the help page).
^ ^a ^b Cite error: The named reference FiengaEtAl2020 was invoked but never defined (see the help page).
^ ^a ^b ^c ^d Cite error: The named reference binary-structures was invoked but never defined (see the help page).

Cite error: There are <ref group=lower-alpha> tags or {{efn}} templates on this page, but the references will not show without a {{reflist|group=lower-alpha}} template or {{notelist}} template (see the help page).

[1] Noah Webster (1884) A Practical Dictionary of the English Language

[2] Katz (2004) The complete elegies of Sextus Propertius

[3] Stein (2004) Persephone Unveiled

[JPL-small-body-4] "44 Nysa". JPL Small-Body Database. Jet Propulsion Laboratory. SPK-ID: 44.

[radar-5] Cite error: The named reference radar was invoked but never defined (see the help page).

[FiengaEtAl2020-6] Cite error: The named reference FiengaEtAl2020 was invoked but never defined (see the help page).

[binary-structures-8] Cite error: The named reference binary-structures was invoked but never defined (see the help page).

44 Nysa information

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44 Nysa

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Discovery
Lightcurve-based 3D-model of Nysa
Discovered by	H. Goldschmidt
Discovery date	27 May 1857
Designations
MPC designation	(44) Nysa
Pronunciation	/ˈnaɪsə/^[1]
Named after	Nysa
Alternative designations	1977 CE
Minor planet category	Main belt (Nysa)
Adjectives	Nysian /ˈnɪsiən/^[2]^[3]
Orbital characteristics^[4]
Epoch 2008-05-14 (JD 2454600.5)
Aphelion	2.78291235 AU (416.3 Gm)
Perihelion	2.06469721 AU (308.9 Gm)
Semi-major axis	2.42380478 AU (362.6 Gm)
Eccentricity	0.148158617 ± 5.7499e-08
Orbital period (sidereal)	3.77 yr
Mean anomaly	118.743236 ± 2.4281e-05°
Inclination	3.7028885 ± 6.2628e-06°
Longitude of ascending node	131.59519 ± 1.0657e-04°
Argument of perihelion	342.52066 ± 1.0904e-04°
Physical characteristics
Dimensions	113±10 × 67±10 × 65±12 km^[5]
Mass	(7.72 ± 3.92/1.52)×10¹⁷ kg^[6]
Mean density	3.405 ± 1.727/0.672 g/cm³^[6]^[a]
Synodic rotation period	6.421417 ± 0.000001^[7]
Pole ecliptic latitude	+58 ± 3°^[7]
Pole ecliptic longitude	98 ± 2°^[7]
Geometric albedo	0.44 ± 0.10 (vis.)^[5] 0.19 ± 0.06 (rad.)^[5]
Spectral type	E^[7]
Apparent magnitude	8.83 to 12.46
Absolute magnitude (H)	7.03 ^[4]
Angular diameter	0.09" to 0.026"