Asteroids

2006SR131 help

Last update: 2024-05-02 17:05 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.897

Aphelion (Q)

1.812

Eccentricity (e)

0.338

Inclination (i)

0.6

deg

Orbit period (P)

575.8

Earth MOID

0.00084

U parameter

8.7

Next Earth close approach

Date

2036-05-26

Nominal distance (from Earth center)

0.04052

6061635

Maximum Brightness

23.8

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

28.1

mag

Diameter

6 - 14*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2006-09-26

Observatory

Mt. Lemmon 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

1.354536

1-sigma variation

0.002991

Unit

Eccentricity (e)

Value

0.337663

1-sigma variation

0.000796

Unit

Inclination (i)

Value

0.6332

1-sigma variation

0.0010

Unit

Long. of Ascending Node (Ω)

Value

184.7601

1-sigma variation

0.0469

Unit

Arg. of Perihelion (ω)

Value

121.3422

1-sigma variation

0.3334

Unit

Mean Anomaly (M)

Value

74.34023

1-sigma variation

3.63262

Unit

Perihelion distance

Value

0.897160

1-sigma variation

Unit

Aphelion distance

Value

1.811913

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.457960

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.019607

1-sigma variation

Unit

MOID

Value

0.000838

1-sigma variation

Unit

Orbit Period

Value

575.8169

1-sigma variation

Unit

U parameter

Value

8.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	8.94660E-6	2.37998E-6	3.13682E-6	-1.40271E-4	9.97247E-4	-1.08655E-2
e	2.37998E-6	6.33126E-7	8.34454E-7	-3.73151E-5	2.65288E-4	-2.89044E-3
i	3.13682E-6	8.34454E-7	1.10010E-6	-4.91815E-5	3.49652E-4	-3.80961E-3
Ω	-1.40271E-4	-3.73151E-5	-4.91815E-5	2.19928E-3	-1.56356E-2	1.70357E-1
ω	9.97247E-4	2.65288E-4	3.49652E-4	-1.56356E-2	1.11160E-1	-1.21114E0
M	-1.08655E-2	-2.89044E-3	-3.80961E-3	1.70357E-1	-1.21114E0	1.31959E1

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

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

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

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

28.081

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

6 - 14*

Unit

Source

[2]

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]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

6421

Unit

Source

[1]

Normalized RMS of residuals

Value

0.534596

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2006-09-26.36106

Unit

Source

[2]

Last Observation

Value

2006-10-03.40021

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

64 (0)

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:

One line per time step

Time step:*

* - these fields are required

Close approaches for 2006SR131 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	1951-06-22 01:08	> 1 mo	0.1013197	0.0085340	0.0559040
EARTH	1954-08-12 18:51	> 1 w	0.1182733	0.0720210	0.0154375
EARTH	1957-09-24 05:30	660.4	0.0076444	0.0008739	0.0026917
MARS	1970-04-11 11:30	> 1 d	0.0431556	0.0372159	0.0194198
EARTH	1977-05-16 17:17	> 1 d	0.0995687	0.0080250	0.0824313
EARTH	1980-08-06 15:12	> 1 mo	0.1212726	0.0742973	0.0157040
EARTH	1983-10-08 07:31	> 1 d	0.1886624	0.0003775	0.0763375
EARTH	2003-06-08 13:55	> 1 d	0.0664500	0.0385681	0.0093472
EARTH	2006-09-24 06:08	< 1 min	0.0030949	0.0030867	0.0000027
EARTH	2017-09-27 03:52	> 1 d	0.0307705	0.0007724	0.0403385
EARTH	2036-05-26 00:25	> 1 w	0.0405195	0.0100470	0.2975113
EARTH	2047-06-07 00:43	> 1 mo	0.0411052	0.0100531	0.4693461
EARTH	2058-07-28 22:47	> 1 mo	0.1186971	0.1178649	0.0002774
EARTH	2069-09-19 05:07	> 1 mo	0.0311787	0.0000526	0.3366624
EARTH	2080-09-25 01:57	> 1 mo	0.0091024	0.0003591	0.9444855
EARTH	2088-06-12 20:39	> 1 mo	0.0597009	0.0103637	35.3913038
EARTH	2107-10-01 14:10	> 1 mo	0.0561502	0.0001392	65.9795285
EARTH	2115-08-03 11:23	> 1 mo	0.1161499	0.0401037	2.0012086
EARTH	2123-05-30 13:56	> 1 mo	0.0314751	0.0103665	100.1407774

Download as:

2006SR131

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2045-09-23.660	68246.660	-0.734	1.54 ± 0.000	6.51E6	6.58E-8	1.32E-9	-8.37
2060-09-23.544	73725.544	-0.774	1.05 ± 0.016	2.74E7	2.78E-8	5.57E-10	-8.96
2071-09-25.051	77744.051	-0.604	1.33 ± 0.001	2.03E6	3.27E-7	6.55E-9	-8.01
2072-09-23.726	78108.726	-0.762	1.50 ± 0.000	3.08E7	1.95E-8	3.91E-10	-9.24
2072-09-24.582	78109.582	2.987	1.01 ± 0.001	1.39E4	9.94E-7	2.03E-8	-7.53
2072-09-24.757	78109.757	-0.056	0.16 ± 0.009	3.31E5	3.97E-6	7.99E-8	-6.93
2075-09-24.803	79204.803	-1.506	0.60 ± 0.001	1.78E6	2.39E-7	4.76E-9	-8.18
2077-09-24.737	79935.737	-0.508	1.59 ± 0.002	2.23E5	1.44E-6	2.89E-8	-7.41
2082-09-25.101	81762.101	-0.714	0.58 ± 0.001	3.44E6	2.79E-7	5.58E-9	-8.17
2083-09-23.640	82125.640	-3.687	1.06 ± 0.002	7.74E4	1.47E-8	2.89E-10	-9.46
2083-09-23.654	82125.654	-1.465	1.58 ± 0.003	7.57E4	1.77E-6	3.53E-8	-7.37
2086-09-24.233	83222.233	-0.655	0.69 ± 0.004	5.66E5	1.71E-6	3.43E-8	-7.40
2088-09-24.552	83953.552	-0.506	0.61 ± 0.001	4.50E6	2.41E-7	4.83E-9	-8.27
2093-09-23.698	85778.698	-0.901	1.61 ± 0.001	2.54E5	8.81E-7	1.76E-8	-7.74
2094-09-24.365	86144.365	-0.165	0.60 ± 0.002	1.89E7	6.45E-8	1.29E-9	-8.88
2099-09-24.383	87970.383	-0.671	1.58 ± 0.000	2.66E6	3.91E-7	7.84E-9	-8.13
2099-09-25.298	87971.298	-0.385	1.47 ± 0.001	4.42E5	2.76E-6	5.55E-8	-7.28
2101-09-24.475	88700.475	-0.925	1.47 ± 0.000	1.22E6	3.32E-7	6.64E-9	-8.21
2101-09-24.488	88700.488	-0.941	1.19 ± 0.000	2.44E6	2.43E-7	4.85E-9	-8.34
2102-09-26.242	89067.242	2.966	0.09 ± 0.000	7.01E5	2.31E-8	4.72E-10	-9.36
2103-09-25.183	89431.183	-0.972	0.98 ± 0.002	2.24E6	2.98E-7	5.95E-9	-8.27
2103-09-26.312	89432.312	-4.410	0.21 ± 0.000	3.40E5	2.31E-10	4.55E-12	-11.38
2104-09-25.536	89797.536	-0.450	0.32 ± 0.025	2.00E6	5.96E-7	1.20E-8	-7.97
2104-09-25.540	89797.540	-0.444	1.34 ± 0.020	5.16E5	1.36E-6	2.74E-8	-7.61
2106-09-25.858	90527.858	-1.309	0.62 ± 0.003	2.38E5	2.19E-6	4.36E-8	-7.42
2107-09-26.136	90893.136	-0.954	1.10 ± 0.000	3.27E6	2.38E-7	4.76E-9	-8.38
2111-09-25.386	92353.386	-0.542	1.23 ± 0.006	5.59E5	1.38E-6	2.77E-8	-7.64
2111-09-26.273	92354.273	-1.510	1.56 ± 0.001	1.16E6	1.23E-7	2.46E-9	-8.69
2112-09-24.714	92718.714	0.094	0.76 ± 0.000	2.91E7	4.01E-8	8.07E-10	-9.18
2113-09-24.417	93083.417	-3.739	1.63 ± 0.000	2.28E5	2.64E-9	5.21E-11	-10.37
2113-09-26.134	93085.134	-0.239	1.01 ± 0.000	3.16E6	4.02E-7	8.08E-9	-8.18
2114-09-25.882	93449.882	-1.309	0.17 ± 0.253	4.63E7	1.20E-8	2.39E-10	-9.72
2116-09-25.429	94180.429	-0.012	0.51 ± 0.006	1.37E7	9.46E-8	1.90E-9	-8.83
2116-09-25.476	94180.476	-0.740	0.14 ± 0.084	9.37E6	1.07E-7	2.14E-9	-8.77
2117-09-26.299	94546.299	2.657	0.28 ± 0.006	6.23E7	6.12E-10	1.25E-11	-11.02
2118-09-26.066	94911.066	-1.817	1.33 ± 0.006	6.71E5	3.69E-7	7.34E-9	-8.25


Based on 64 optical observations (of which 0 are rejected as outliers) from 2006/09/26.361 to 2006/10/03.400.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.66 and 1.66 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
AstOD software version= 4.0, Date of computation=20240110 090430.047 UTC.

Download this part as:

Download Impactor Table as: