Asteroids

481394 2006SF6 help

Last update: 2024-05-02 18:31 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Aten

Perihelion (q)

0.684

Aphelion (Q)

1.217

Eccentricity (e)

0.281

Inclination (i)

5.8

deg

Orbit period (P)

338.3

Earth MOID

0.01936

U parameter

0.0

Next Earth close approach

Date

2030-07-09

Nominal distance (from Earth center)

0.13128

19639697

Maximum Brightness

18.7

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

19.9

mag

Diameter

270 - 600*

Taxonomic type

Rotation period (T)

11.52

Discovery Information

Discovery Date

2006-09-17

Observatory

Catalina Sky Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

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

0.950134

1-sigma variation

9.629E-10

Unit

Eccentricity (e)

Value

0.280578

1-sigma variation

3.252E-8

Unit

Inclination (i)

Value

5.8399

1-sigma variation

2.539E-6

Unit

Long. of Ascending Node (Ω)

Value

227.9603

1-sigma variation

6.501E-6

Unit

Arg. of Perihelion (ω)

Value

305.5797

1-sigma variation

6.465E-6

Unit

Mean Anomaly (M)

Value

169.06370

1-sigma variation

0.00001

Unit

Perihelion distance

Value

0.683547

1-sigma variation

Unit

Aphelion distance

Value

1.216721

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.256929

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.056506

1-sigma variation

Unit

MOID

Value

0.019356

1-sigma variation

Unit

Orbit Period

Value

338.2795

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.27229E-19	-8.29240E-18	-1.21958E-15	3.27599E-15	-3.38138E-15	-3.43457E-15
e	-8.29240E-18	1.05729E-15	1.43722E-14	1.70768E-15	-1.53582E-14	1.59318E-13
i	-1.21958E-15	1.43722E-14	6.44551E-12	-2.72652E-12	2.63714E-12	5.02135E-12
Ω	3.27599E-15	1.70768E-15	-2.72652E-12	4.22655E-11	-4.15573E-11	-9.28545E-12
ω	-3.38138E-15	-1.53582E-14	2.63714E-12	-4.15573E-11	4.18025E-11	7.53280E-12
M	-3.43457E-15	1.59318E-13	5.02135E-12	-9.28545E-12	7.53280E-12	2.96491E-11

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

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

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

11.52

Unit

Source

[2]

Quality

Value

Unit

Source

[-]

Amplitude

Value

0.97

1.07

Unit

mag

Source

[2]

[1]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[1]

Spinvector B

Value

Unit

Source

[1]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[3]

[4]

Taxonomy (all)

Value

Unit

Source

[5]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

19.927

Unit

mag

Source

[6]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[6]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[7]

Diameter

Value

270 - 600*

Unit

Source

[7]

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

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	EARN	1.) Near-Earth Asteroid Lightcurve Analysis at the Center for Solar System Studies: 2019 September-2020 January, B.D. Warner
[2]	EARN	1.) Near-Earth Asteroid Lightcurve Analysis at the Center for Solar System Studies: 2018 July-September, B.D. Warner
[3]	EARN	1.) Michaël Marsset et al 2022 AJ 163 165
[4]	EARN	1.) Alexey V. Sergeyev and Benoit Carry A&A, 652 (2021) A59
[5]	EARN	Earth Asteroids Research Node: https://earn.dlr.de
[6]	ESA ODIM	ESA orbit determination and impact monitoring system
[7]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

5146

Unit

Source

[1]

Unobserved

Value

1291

Unit

Source

[1]

Normalized RMS of residuals

Value

0.435433

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2006-09-17.26607

Unit

Source

[2]

Last Observation

Value

2020-10-19.629263

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

1104 (4)

Unit

Source

[1]

Radar Summary

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

Radar

Value

Unit

Source

First Observation

Value

2019-11-11

Unit

Source

[3]

Last Observation

Value

2019-11-13

Unit

Source

[3]

Delay (Discarded)

Value

2 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

2 (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:

One line per time step

Time step:*

* - these fields are required

Close approaches for 481394 2006SF6 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	1957-07-21 01:01	< 1 min	0.1590216	0.1590213	0.0000001
EARTH	1958-10-29 20:15	< 1 min	0.1567537	0.1567535	0.0000001
EARTH	1970-11-15 03:04	< 1 min	0.0952593	0.0952591	0.0000001
EARTH	1982-11-12 08:54	< 1 min	0.1105596	0.1105592	0.0000001
EARTH	1993-07-18 06:38	< 1 min	0.1573470	0.1573466	0.0000001
EARTH	1994-10-23 17:35	< 1 min	0.1763934	0.1763931	0.0000001
EARTH	2005-07-11 18:18	< 1 s	0.0926215	0.0926214	0.0000000
EARTH	2007-11-18 15:29	< 1 s	0.1183199	0.1183196	0.0000001
EARTH	2017-07-17 15:12	< 1 s	0.1616273	0.1616271	0.0000001
EARTH	2019-11-21 00:00	< 1 s	0.0288613	0.0288612	0.0000000
EARTH	2030-07-09 10:11	< 1 s	0.1312833	0.1312828	0.0000001
EARTH	2031-10-14 21:42	< 1 min	0.1986704	0.1986702	0.0000000
EARTH	2032-11-15 07:06	< 1 s	0.1925624	0.1925620	0.0000001
EARTH	2042-07-17 12:41	< 1 s	0.1593898	0.1593892	0.0000002
EARTH	2044-11-19 23:08	< 1 s	0.0397468	0.0397463	0.0000002
EARTH	2055-07-10 15:49	< 1 s	0.0986674	0.0986672	0.0000001
EARTH	2057-11-17 18:39	< 1 s	0.1294743	0.1294742	0.0000000
EARTH	2067-07-19 05:22	< 1 s	0.1831160	0.1831156	0.0000001
EARTH	2069-11-19 22:58	< 1 s	0.0393009	0.0393004	0.0000002
EARTH	2080-08-14 15:30	< 1 min	0.1981754	0.1981752	0.0000001
VENUS	2081-04-09 13:34	< 1 min	0.0450302	0.0450299	0.0000001
EARTH	2081-11-10 17:46	< 1 min	0.1126831	0.1126827	0.0000001
VENUS	2083-02-13 02:27	< 1 min	0.0418291	0.0418288	0.0000001
VENUS	2084-12-18 09:14	< 1 min	0.0405243	0.0405240	0.0000001
VENUS	2086-10-23 10:00	< 1 min	0.0409095	0.0409091	0.0000001
VENUS	2088-08-27 03:08	< 1 min	0.0433851	0.0433845	0.0000002
VENUS	2090-07-01 06:50	< 1 min	0.0499295	0.0499284	0.0000004
EARTH	2093-11-17 16:21	< 1 min	0.0607905	0.0607887	0.0000006
EARTH	2103-07-17 03:09	< 1 min	0.1355439	0.1355423	0.0000005
EARTH	2105-11-18 03:57	< 1 min	0.1042197	0.1042176	0.0000007
EARTH	2115-08-15 17:44	< 1 min	0.1931197	0.1931192	0.0000002
EARTH	2116-11-16 14:44	< 1 min	0.0736995	0.0736986	0.0000003

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