Asteroid 3122 Florence (1981 ET3)
Asteroid 3122 Florence (1981 ET3) is in the constellation of
Cancer,
at a distance of
Finder Charts
View interactive star map
High precision deep sky finder chart, 60 arcmin wide, showing where Asteroid 3122 Florence (1981 ET3) is right now. Click on the image to see a more detailed fullscreen tracker view.


Also check out Where is Asteroid 3122 Florence (1981 ET3)?, a page that provides all the information needed to find Asteroid 3122 Florence (1981 ET3) in the sky and additional links to sky charts.
Celestial Coordinates
Apparent
J2000
Additional Information
Rise and Set Times
Today's rise, transit and set times of Asteroid 3122 Florence (1981 ET3) from Genoa, Italy (all times relative to the local timezone Europe/Rome):
- 3122 Florence (1981 ET3) is above the horizon from Genoa, Italy.
- Right now it is placed in the East direction at an altitude of 25.98° above the horizon.
- Given its current magnitude, 3122 Florence (1981 ET3) is visible only through long exposure photography.
- Go to interactive sky chart
If you need to access this information frequently for your observations, you can create a simple customized Quick Access page, so that you can easily bookmark it in your browser favorites or add a shortcut to your mobile phones' home screen.
Distance from Earth
The distance of Asteroid 3122 Florence (1981 ET3) from Earth is currently
The following chart shows the distance of Asteroid 3122 Florence (1981 ET3) from Earth as a function of time. In the chart the distance data is measured in Astronomical Units and sampled with an interval of 1 day.
The value of the reported distance might be somewhat inaccurate around the times of closest approach for objects passing extremely close to Earth. The value of the distance of 3122 Florence (1981 ET3) from Earth is also available as a real time updated value in the Live Position and Data Tracker.
Closest Approach
Between 1 January 2000 and 31 December 2099, the closest approach of Asteroid 3122 Florence (1981 ET3) to Earth happens on Sat Sep 2 2017 at a distance of 0.047399 Astronomical Units, or 7,090,844 kilometers:
NOTE: values for the closest approach are computed with a sampling interval of 1 day.
Light Curve
The following chart is the predicted light curve (visual magnitude as a function of time) of Asteroid 3122 Florence (1981 ET3), according to the most recent ephemerides data. Magnitude data is sampled with a 2 days interval and there might be inaccuracies for objects changing brightness very rapidly during the course of a few days. For comets there could be large discrepancies between the observed and predicted brightness because of their highly dynamic behaviour.
Orbital Elements
The following table lists the orbital elements of Asteroid 3122 Florence (1981 ET3) at epoch 16 October 2024 00:00 UTC (JD: 2460600.5). Source: JPL Small-Body Database
Element | Symbol | Value |
---|---|---|
Orbit eccentricity | e | 0.42310672 |
Orbit inclination | i | 22.13906707° |
Perihelion distance | q | 1.02056900 AU 152,674,949 km |
Aphelion distance | Q |
2.51758629 AU 376,625,549 km |
Semi-major axis | a |
1.76907764 AU 264,650,249 km |
Orbital period | period |
2.3530 years 859.4463 days |
Date of perihelion transit | Tp | 2024-Oct-15 09:24:30 2,460,598.8920 JD |
Next perihelion transit | 2027-Feb-21 20:07 2,461,458.3384 JD |
|
Argument of perihelion | peri | 27.901399914009° |
Longitude of the ascending node | node | 336.04944811459° |
Mean anomaly | M | 0.67354214145658° |
Mean motion | n | 0.41887432°/day |
View Asteroid 3122 Florence (1981 ET3) in the 3D Solar System Simulator
15 Days Ephemeris
The following table lists the ephemerides of Asteroid 3122 Florence (1981 ET3) computed for the past and next 7 days, with a 24 hours interval. Apparent celestial coordinates are provided.
Date | Right AscensionR.A. | DeclinationDec. | MagnitudeMag | Constellation |
---|---|---|---|---|
2025 May 30 | 08h 13m 53s | +24° 34’ 00” | 18.82 | Cancer |
2025 May 31 | 08h 15m 46s | +24° 22’ 21” | 18.83 | Cancer |
2025 Jun 01 | 08h 17m 38s | +24° 10’ 43” | 18.84 | Cancer |
2025 Jun 02 | 08h 19m 29s | +23° 59’ 05” | 18.85 | Cancer |
2025 Jun 03 | 08h 21m 20s | +23° 47’ 25” | 18.86 | Cancer |
2025 Jun 04 | 08h 23m 11s | +23° 35’ 46” | 18.87 | Cancer |
2025 Jun 05 | 08h 25m 02s | +23° 24’ 07” | 18.87 | Cancer |
2025 Jun 06 | 08h 26m 52s | +23° 12’ 25” | 18.88 | Cancer |
2025 Jun 07 | 08h 28m 41s | +23° 00’ 45” | 18.89 | Cancer |
2025 Jun 08 | 08h 30m 30s | +22° 49’ 04” | 18.90 | Cancer |
2025 Jun 09 | 08h 32m 19s | +22° 37’ 22” | 18.91 | Cancer |
2025 Jun 10 | 08h 34m 08s | +22° 25’ 39” | 18.91 | Cancer |
2025 Jun 11 | 08h 35m 57s | +22° 13’ 57” | 18.92 | Cancer |
2025 Jun 12 | 08h 37m 45s | +22° 02’ 13” | 18.93 | Cancer |
Additional Resources on TheSkyLive
- Asteroid 3122 Florence (1981 ET3): Complete reference information on TheSkyLive.com.
- Where is Asteroid 3122 Florence (1981 ET3)?: Key information on locating Asteroid 3122 Florence (1981 ET3) in the sky.
- Distance from Earth: Find out how far Asteroid 3122 Florence (1981 ET3) is from Earth right now.
- How Bright is Asteroid 3122 Florence (1981 ET3)?: Current visual brightness (magnitude) and apparent size.
- Rise and Set Times: Asteroid 3122 Florence (1981 ET3)'s rise and set times from your location.
- Interactive Sky Map: planetarium-style interactive visualization of Asteroid 3122 Florence (1981 ET3)'s position in the sky.
- Live Position Tracker: high precision position tracker with deep space imagery.
- Ephemeris: 15 days Asteroid 3122 Florence (1981 ET3)'s computed ephemeris.
- Orbital elements: information about Asteroid 3122 Florence (1981 ET3) orbital parameters.
- Orbit Visualization. 3d interactive visualization showing the orbit of Asteroid 3122 Florence (1981 ET3) with respect to the major Solar System objects.