Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.820283E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T19:44:32+0800
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    1 Object 1

    AOE ID 45368
    NORAD ID 45368
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name FEMTO-1
    AOE ID 68419
    NORAD ID 68419
    Object Type PAYLOAD
    Country
    BG BG

    Conjunction Constraints

    Parameter STARLINK-1276 FEMTO-1
    Time of Closest Approach 2026-09-06T07:58:07+0000
    Collision Probability (Pc) 1.820283E-6
    Conjunction Distance (km) 2.409 km
    Relative Speed (km/s) 14.011 km/s
    Conjunction Risk Parameters R (Radial): -2.303 | I (In-track): 0.287 | C (Cross-track): 0.644
    Collision Risk Index (CRI) 0.4
    X Position (km) -4675.718 -4673.707
    Position Y (km) -1664.322 -1664.236
    Position Z (km) 4769.083 4767.76
    Velocity X (km/s) -0.622 4.434
    Velocity Y (km/s) -6.955 3.034
    Velocity Z (km/s) -3.029 5.393

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1276 FEMTO-1
    Semimajor Axis (a) 6889.704 km 6886.004 km
    Eccentricity (e) 0.000116 0.000237
    Inclination (i) 53.0714° 97.4618°
    RAAN 71.9911° 204.8760°
    Perigee Argument 92.7426° 40.6479°
    Mean Anomaly (M) 267.3701° 319.4932°
    Apogee 512.369 km 509.496 km
    Perigee 510.765 km 506.238 km
    Orbit Epoch 2026-09-04T23:50:34+0000 2026-09-04T08:21:17+0000

    STARLINK-1276 & FEMTO-1 Collision Probability (Pc) Trend

    STARLINK-1276 & FEMTO-1 Collision Probability (Pc) TrendNot Available

    STARLINK-1276 & FEMTO-1 Miss Distance (Miss Distance) Trend

    STARLINK-1276 & FEMTO-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1276Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FEMTO-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1276Collision Probability Trend

    Object 1 Probability TrendNot Available

    FEMTO-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1276

    No nearby objects data