843 Nicolaia
| Discovery [1] | |
|---|---|
| Discovered by | H. Thiele |
| Discovery site | Bergedorf Obs. |
| Discovery date | 30 September 1916 |
| Designations | |
| MPC designation | (843) Nicolaia |
Alternative designations | 1916 AN |
Orbital characteristics [1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
| Observation arc | 98.61 yr (36018 d) |
| Aphelion | 2.7576 AU (412.53 Gm) |
| Perihelion | 1.8007 AU (269.38 Gm) |
Semi-major axis | 2.2792 AU (340.96 Gm) |
| Eccentricity | 0.20993 |
Orbital period | 3.44 yr (1256.8 d) |
Mean anomaly | 31.275° |
Mean motion | 0° 17m 11.22s / day |
| Inclination | 8.0014° |
Longitude of ascending node | 4.0938° |
Argument of perihelion | 317.16° |
Physical characteristics | |
Absolute magnitude (H) | 13.8[1] |
843 Nicolaia is an asteroid of the main-belt discovered by H. Thiele on 30 September 1916. It was a lost asteroid for 65 years before being rediscovered by Astronomisches Rechen-Institut at Heidelberg in 1981.[2]
References
^ abc "JPL Small-Body Database Browser: 843 Nicolaia (1916 AN)" (2015-05-12 last obs). Retrieved 4 May 2016..mw-parser-output cite.citationfont-style:inherit.mw-parser-output qquotes:"""""""'""'".mw-parser-output code.cs1-codecolor:inherit;background:inherit;border:inherit;padding:inherit.mw-parser-output .cs1-lock-free abackground:url("//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Lock-green.svg/9px-Lock-green.svg.png")no-repeat;background-position:right .1em center.mw-parser-output .cs1-lock-limited a,.mw-parser-output .cs1-lock-registration abackground:url("//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Lock-gray-alt-2.svg/9px-Lock-gray-alt-2.svg.png")no-repeat;background-position:right .1em center.mw-parser-output .cs1-lock-subscription abackground:url("//upload.wikimedia.org/wikipedia/commons/thumb/a/aa/Lock-red-alt-2.svg/9px-Lock-red-alt-2.svg.png")no-repeat;background-position:right .1em center.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registrationcolor:#555.mw-parser-output .cs1-subscription span,.mw-parser-output .cs1-registration spanborder-bottom:1px dotted;cursor:help.mw-parser-output .cs1-hidden-errordisplay:none;font-size:100%.mw-parser-output .cs1-visible-errorfont-size:100%.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration,.mw-parser-output .cs1-formatfont-size:95%.mw-parser-output .cs1-kern-left,.mw-parser-output .cs1-kern-wl-leftpadding-left:0.2em.mw-parser-output .cs1-kern-right,.mw-parser-output .cs1-kern-wl-rightpadding-right:0.2em
^ http://www3.interscience.wiley.com/journal/112427258/abstract?CRETRY=1&SRETRY=0 Recovery of the Long Lost Minor Planet (843) Nicolaia after 65 Years (Astronomisches Rechen-Institut Heidelberg - Mitteilungen Serie B)
L. D. Schmadel 1 *, L. Kohoutek 2 * Heidelberg Astronomisches Rechen-Institut
External links
843 Nicolaia at AstDyS-2, Asteroids—Dynamic Site
Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
843 Nicolaia at the JPL Small-Body Database
Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters
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