Asteroids

5370 Taranis help

Last update: 2024-05-08 19:01 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Amor

Perihelion (q)

1.205

Aphelion (Q)

5.435

Eccentricity (e)

0.637

Inclination (i)

19.2

deg

Orbit period (P)

2209.7

Earth MOID

0.21344

U parameter

0.5

Next Earth close approach

Date

2099-09-10

Nominal distance (from Earth center)

0.13255

19829835

Maximum Brightness

12.7

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

15.2

mag

Diameter

5820

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

1986-09-02

Observatory

Palomar Mountain

Orbit Visualiser

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External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

3.320119

1-sigma variation

5.410E-8

Unit

Eccentricity (e)

Value

0.637052

1-sigma variation

1.211E-7

Unit

Inclination (i)

Value

19.1663

1-sigma variation

1.760E-5

Unit

Long. of Ascending Node (Ω)

Value

177.7912

1-sigma variation

3.094E-5

Unit

Arg. of Perihelion (ω)

Value

161.3215

1-sigma variation

4.132E-5

Unit

Mean Anomaly (M)

Value

58.11637

1-sigma variation

0.00005

Unit

Perihelion distance

Value

1.205031

1-sigma variation

Unit

Aphelion distance

Value

5.435207

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

3.979983

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.226725

1-sigma variation

Unit

MOID

Value

0.213439

1-sigma variation

Unit

Orbit Period

Value

2209.6779

1-sigma variation

Unit

U parameter

Value

0.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.92691E-15	-6.44981E-16	2.13883E-13	1.80433E-13	1.34470E-12	-2.69150E-12
e	-6.44981E-16	1.46735E-14	-2.04332E-14	4.13730E-14	1.00489E-12	9.82043E-13
i	2.13883E-13	-2.04332E-14	3.09921E-10	4.28007E-10	-3.19990E-10	-1.56758E-10
Ω	1.80433E-13	4.13730E-14	4.28007E-10	9.57545E-10	-8.58300E-10	-8.63703E-11
ω	1.34470E-12	1.00489E-12	-3.19990E-10	-8.58300E-10	1.70765E-9	-1.27779E-9
M	-2.69150E-12	9.82043E-13	-1.56758E-10	-8.63703E-11	-1.27779E-9	2.50849E-9

Date of computation: 2024-04-23 10:08 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

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Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[5]

Amplitude

Value

0.02

Unit

mag

Source

[5]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[1]

Taxonomy (all)

Value

Unit

Source

[1]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

15.236

Unit

mag

Source

[2]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[2]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.051

Unit

Source

[3]

Diameter

Value

5820

Unit

Source

[4]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	EARN	1.) Ieva, S. et al. (2018) Astron. Astrophys. 615, A127. (Photometric survey of 67 near-Earth objects)
[2]	ESA ODIM	ESA orbit determination and impact monitoring system
[3]	EARN	1.) Mainzer, A.; Grav, T.; Masiero, J.; Hand, E.; et al. (2011) Astrophys. J. 741, A90. See also Grav 2012b and Masiero 2012. 2.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE Observations of Near-Earth Objects: Preliminary Results) (albedo and diameters of 428 NEOs) 3.) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs) 4.) Mommert, M. et al. (2015) Astron. J. 150, 106(9pp). (ExploreNEOs VIII: Dormant Short-Period Comets in the Near-Earth Asteroid Population) (23 NEOs)
[4]	EARN	1.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE Observations of Near-Earth Objects: Preliminary Results) (albedo and diameters of 428 NEOs) 2.) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs) 3.) Mommert, M. et al. (2015) Astron. J. 150, 106(9pp). (ExploreNEOs VIII: Dormant Short-Period Comets in the Near-Earth Asteroid Population) (23 NEOs) 4.) Mainzer, A.; Grav, T.; Masiero, J.; Hand, E.; et al. (2011) Astrophys. J. 741, A90. See also Grav 2012b and Masiero 2012.
[5]	EARN	1.) Wisniewski, W.Z. (1987) Icarus 70, 566-572. (Photometry of six radar target asteroids)1986 DA, 3199, 3103, and 1983 RD. 1986 JK and 1986 RA

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

13632

Unit

Source

[1]

Unobserved

Value

154

Unit

Source

[1]

Normalized RMS of residuals

Value

0.6273

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

1986-08-11.30486

Unit

Source

[2]

Last Observation

Value

2023-12-07.304409

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

356 (2)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

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Time step:*

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Close approaches for 5370 Taranis from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	2099-09-10 06:07	1.2	0.1325543	0.1325349	0.0000065

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