Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.587735E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T19:59:20+0800
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    1 Object 1

    AOE ID 47358
    NORAD ID 47358
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61779
    NORAD ID 61779
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter STARLINK-2055 MSU ALTAIR
    Time of Closest Approach 2026-10-28T12:24:03+0000
    Collision Probability (Pc) 6.587735E-6
    Conjunction Distance (km) 1.491 km
    Relative Speed (km/s) 14.017 km/s
    Conjunction Risk Parameters R (Radial): 1.481 | I (In-track): 0.069 | C (Cross-track): -0.161
    Collision Risk Index (CRI) 0.51
    X Position (km) 4662.103 4663.092
    Position Y (km) -1438.73 -1438.883
    Position Z (km) -4774.273 -4775.378
    Velocity X (km/s) 4.664 -5.417
    Velocity Y (km/s) 5.268 0.254
    Velocity Z (km/s) 2.97 -5.379

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2055 MSU ALTAIR
    Semimajor Axis (a) 6821.946 km 6826.381 km
    Eccentricity (e) 0.000101 0.001177
    Inclination (i) 53.1551° 97.2795°
    RAAN 32.4910° 169.4802°
    Perigee Argument 17.0896° 178.2001°
    Mean Anomaly (M) 294.4970° 181.9289°
    Apogee 444.496 km 456.278 km
    Perigee 443.122 km 440.210 km
    Orbit Epoch 2026-10-28T00:00:03+0000 2026-10-27T22:56:48+0000

    STARLINK-2055 & MSU ALTAIR Collision Probability (Pc) Trend

    STARLINK-2055 & MSU ALTAIR Collision Probability (Pc) TrendNot Available

    STARLINK-2055 & MSU ALTAIR Miss Distance (Miss Distance) Trend

    STARLINK-2055 & MSU ALTAIR Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2055Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MSU ALTAIRMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2055Collision Probability Trend

    Object 1 Probability TrendNot Available

    MSU ALTAIRCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2055

    No nearby objects data