Asteroids

509352 2007AG help

Last update: 2024-04-23 14:44 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Aten

Perihelion (q)

0.451

Aphelion (Q)

0.990

Eccentricity (e)

0.374

Inclination (i)

11.9

deg

Orbit period (P)

223.4

Earth MOID

0.00442

U parameter

0.0

Next Earth close approach

Date

2026-01-22

Nominal distance (from Earth center)

0.12382

18523615

Maximum Brightness

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

20.1

mag

Diameter

250 - 600*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2007-01-08

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

0.720596

1-sigma variation

9.778E-10

Unit

Eccentricity (e)

Value

0.374090

1-sigma variation

2.769E-8

Unit

Inclination (i)

Value

11.9458

1-sigma variation

5.958E-6

Unit

Long. of Ascending Node (Ω)

Value

283.2198

1-sigma variation

4.751E-6

Unit

Arg. of Perihelion (ω)

Value

5.7047

1-sigma variation

1.140E-5

Unit

Mean Anomaly (M)

Value

230.30308

1-sigma variation

0.00002

Unit

Perihelion distance

Value

0.451028

1-sigma variation

Unit

Aphelion distance

Value

0.990164

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.565036

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.004604

1-sigma variation

Unit

MOID

Value

0.004415

1-sigma variation

Unit

Orbit Period

Value

223.4272

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.56167E-19	-2.83553E-19	7.85142E-17	1.07208E-15	-2.21081E-15	-4.99721E-15
e	-2.83553E-19	7.66866E-16	-1.13753E-13	9.22263E-14	1.38053E-13	-4.84816E-13
i	7.85142E-17	-1.13753E-13	3.55004E-11	-1.15589E-11	-5.04093E-11	1.27325E-10
Ω	1.07208E-15	9.22263E-14	-1.15589E-11	2.25709E-11	-1.19843E-11	-3.18255E-11
ω	-2.21081E-15	1.38053E-13	-5.04093E-11	-1.19843E-11	1.30043E-10	-2.25651E-10
M	-4.99721E-15	-4.84816E-13	1.27325E-10	-3.18255E-11	-2.25651E-10	5.71635E-10

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

20.127

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

250 - 600*

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

Radar R

Unit

Source

[3]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude
[3]	EARN	1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's NEO Radar Detection Program Webpage

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

4038

Unit

Source

[1]

Unobserved

Value

2278

Unit

Source

[1]

Normalized RMS of residuals

Value

0.522907

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2007-01-08.13221

Unit

Source

[2]

Last Observation

Value

2018-01-27.80314

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

255 (6)

Unit

Source

[1]

Radar Summary

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

Radar

Value

Unit

Source

First Observation

Value

2017-12-22

Unit

Source

[3]

Last Observation

Value

2018-01-03

Unit

Source

[3]

Delay (Discarded)

Value

6 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

1 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

7 (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 509352 2007AG 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
MERCURY	1957-11-10 00:37	< 1 s	0.0138618	0.0138616	0.0000001
EARTH	1960-01-10 13:52	< 1 min	0.0312284	0.0312281	0.0000001
EARTH	1971-01-13 19:10	< 1 min	0.0489846	0.0489843	0.0000001
EARTH	1973-12-23 11:17	< 1 s	0.1789248	0.1789242	0.0000002
MERCURY	1974-12-18 20:47	< 1 min	0.0065675	0.0065672	0.0000001
EARTH	1982-01-18 20:26	< 1 min	0.0831811	0.0831809	0.0000001
MERCURY	1984-02-18 05:33	< 1 s	0.0486507	0.0486505	0.0000001
EARTH	1984-12-23 09:47	< 1 s	0.1281253	0.1281249	0.0000001
MERCURY	1992-01-21 20:07	< 1 min	0.0199188	0.0199183	0.0000002
EARTH	1993-01-22 06:18	< 1 min	0.1271729	0.1271728	0.0000001
EARTH	1995-12-26 08:36	< 1 s	0.0727981	0.0727978	0.0000001
MERCURY	2001-03-21 16:12	< 1 min	0.0159772	0.0159766	0.0000002
EARTH	2004-01-24 15:20	< 1 min	0.1750665	0.1750662	0.0000001
EARTH	2006-12-29 03:50	< 1 s	0.0383718	0.0383715	0.0000001
MERCURY	2009-02-26 01:02	< 1 min	0.0265142	0.0265134	0.0000003
EARTH	2015-01-24 09:18	< 1 min	0.1672486	0.1672484	0.0000001
MERCURY	2017-02-07 05:00	< 1 min	0.0245541	0.0245533	0.0000002
EARTH	2017-12-26 23:42	< 1 s	0.0584681	0.0584681	0.0000000
MERCURY	2025-01-22 05:02	< 1 min	0.0044832	0.0044826	0.0000002
EARTH	2026-01-22 15:54	< 1 min	0.1238227	0.1238225	0.0000001
EARTH	2028-12-24 01:49	< 1 s	0.1102722	0.1102718	0.0000001
MERCURY	2033-01-07 11:34	< 1 min	0.0381970	0.0381966	0.0000001
EARTH	2037-01-18 01:36	< 1 min	0.0773272	0.0773265	0.0000003
EARTH	2039-12-24 06:23	< 1 s	0.1612879	0.1612865	0.0000005
EARTH	2048-01-16 06:43	< 1 min	0.0608131	0.0608119	0.0000004
MERCURY	2048-12-01 21:54	< 1 min	0.0494728	0.0494710	0.0000006
EARTH	2050-12-24 03:33	< 1 s	0.1731330	0.1731310	0.0000006
MERCURY	2056-11-09 06:01	< 1 min	0.0218198	0.0218182	0.0000005
EARTH	2059-01-16 13:56	< 1 min	0.0638595	0.0638584	0.0000003
EARTH	2061-12-23 22:47	< 1 s	0.1724814	0.1724801	0.0000005
MERCURY	2064-10-18 14:52	< 1 min	0.0029458	0.0029456	0.0000001
EARTH	2070-01-16 20:56	< 1 min	0.0676554	0.0676527	0.0000009
MERCURY	2072-09-25 06:01	< 1 min	0.0434803	0.0434735	0.0000023
EARTH	2072-12-23 15:22	< 1 min	0.1574512	0.1574459	0.0000018
EARTH	2081-01-19 04:09	< 1 min	0.0857005	0.0856944	0.0000020
MERCURY	2081-11-28 09:17	< 1 min	0.0329119	0.0329020	0.0000033
EARTH	2083-12-24 14:22	< 1 min	0.1300387	0.1300299	0.0000029
MERCURY	2089-11-02 03:18	< 1 min	0.0305814	0.0305689	0.0000042
EARTH	2092-01-23 03:07	< 1 min	0.1200184	0.1200107	0.0000025
EARTH	2094-12-25 15:54	< 1 min	0.0870994	0.0870915	0.0000026
MERCURY	2099-01-03 23:08	< 1 min	0.0313385	0.0313306	0.0000026
EARTH	2103-01-25 02:38	< 1 min	0.1410459	0.1410417	0.0000014
EARTH	2105-12-27 02:45	< 1 min	0.0740736	0.0740708	0.0000009
MERCURY	2106-12-13 08:08	< 1 min	0.0036572	0.0036553	0.0000006
EARTH	2114-01-24 02:10	< 1 s	0.1236970	0.1236960	0.0000003
MERCURY	2114-11-25 08:32	< 1 min	0.0115989	0.0115965	0.0000008
EARTH	2116-12-25 14:37	< 1 min	0.1022719	0.1022696	0.0000008
MERCURY	2122-11-08 01:45	< 1 min	0.0251491	0.0251432	0.0000020

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