Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.57532E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-30T03:25:47+0800
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    1 Object 1

    AOE ID 53009
    NORAD ID 53009
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64891
    NORAD ID 64891
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4277 OBJECT R
    Time of Closest Approach 2026-08-30T07:08:43+0000
    Collision Probability (Pc) 7.57532E-6
    Conjunction Distance (km) 1.444 km
    Relative Speed (km/s) 14.704 km/s
    Conjunction Risk Parameters R (Radial): -1.263 | I (In-track): 0.201 | C (Cross-track): -0.669
    Collision Risk Index (CRI) 0.53
    X Position (km) -5335.553 -5336.828
    Position Y (km) -3722.801 -3722.916
    Position Z (km) -2115.293 -2115.959
    Velocity X (km/s) 4.252 -2.511
    Velocity Y (km/s) -2.9 -0.482
    Velocity Z (km/s) -5.638 7.192

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4277 OBJECT R
    Semimajor Axis (a) 6837.860 km 6838.783 km
    Eccentricity (e) 0.000087 0.000354
    Inclination (i) 53.1598° 97.4615°
    RAAN 26.8737° 211.4045°
    Perigee Argument 69.2877° 289.0294°
    Mean Anomaly (M) 156.4399° 71.0565°
    Apogee 460.319 km 463.071 km
    Perigee 459.127 km 458.221 km
    Orbit Epoch 2026-08-29T00:00:03+0000 2026-08-29T06:11:37+0000

    STARLINK-4277 & OBJECT R Collision Probability (Pc) Trend

    STARLINK-4277 & OBJECT R Collision Probability (Pc) TrendNot Available

    STARLINK-4277 & OBJECT R Miss Distance (Miss Distance) Trend

    STARLINK-4277 & OBJECT R Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4277Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT RMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4277Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT RCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4277

    No nearby objects data