Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.929381E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:24:08+0800
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    1 Object 1

    AOE ID 57971
    NORAD ID 57971
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66496
    NORAD ID 66496
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30498 STARLINK-35909
    Time of Closest Approach 2026-09-05T21:23:34+0000
    Collision Probability (Pc) 5.929381E-7
    Conjunction Distance (km) 2.237 km
    Relative Speed (km/s) 1.354 km/s
    Conjunction Risk Parameters R (Radial): 0.453 | I (In-track): 2.182 | C (Cross-track): -0.195
    Collision Risk Index (CRI) 0.3
    X Position (km) -3610.185 -3608.419
    Position Y (km) 3509.82 3511.156
    Position Z (km) 4652.329 4652.023
    Velocity X (km/s) -5.628 -4.971
    Velocity Y (km/s) -5.123 -5.764
    Velocity Z (km/s) -0.501 0.494

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30498 STARLINK-35909
    Semimajor Axis (a) 6861.259 km 6861.179 km
    Eccentricity (e) 0.000132 0.000103
    Inclination (i) 43.0052° 42.9982°
    RAAN 49.8198° 66.5994°
    Perigee Argument 256.0305° 263.6484°
    Mean Anomaly (M) 104.0399° 96.4251°
    Apogee 484.031 km 483.746 km
    Perigee 482.213 km 482.338 km
    Orbit Epoch 2026-09-03T20:19:43+0000 2026-09-03T12:31:55+0000

    STARLINK-30498 & STARLINK-35909 Collision Probability (Pc) Trend

    STARLINK-30498 & STARLINK-35909 Collision Probability (Pc) TrendNot Available

    STARLINK-30498 & STARLINK-35909 Miss Distance (Miss Distance) Trend

    STARLINK-30498 & STARLINK-35909 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30498Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35909Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30498Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35909Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30498

    No nearby objects data